jhg: src/org/tmatesoft/hg/internal/ConfigFileParser.java annotate

annotate src/org/tmatesoft/hg/internal/ConfigFileParser.java @ 686:f1f095e42555

Annotated file is not always changed in the latest changeset, need to find out last changest it was changed at (iow, diffed to with BlameHelper)

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Thu, 25 Jul 2013 22:12:14 +0200
parents	0205a5c4566b
children

rev	line source
497 02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	1 /*
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	2 * Copyright (c) 2012 TMate Software Ltd
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	3 *
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	4 * This program is free software; you can redistribute it and/or modify
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	5 * it under the terms of the GNU General Public License as published by
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	6 * the Free Software Foundation; version 2 of the License.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	7 *
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	8 * This program is distributed in the hope that it will be useful,
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	11 * GNU General Public License for more details.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	12 *
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	13 * For information on how to redistribute this software under
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	14 * the terms of a license other than GNU General Public License
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	15 * contact TMate Software at support@hg4j.com
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	16 */
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	17 package org.tmatesoft.hg.internal;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	18
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	19 import java.io.ByteArrayOutputStream;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	20 import java.io.IOException;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	21 import java.io.InputStream;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	22 import java.io.OutputStream;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	23 import java.util.ArrayList;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	24 import java.util.Collections;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	25 import java.util.HashSet;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	26 import java.util.Iterator;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	27 import java.util.LinkedHashMap;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	28 import java.util.LinkedHashSet;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	29 import java.util.List;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	30
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	31 /**
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	32 * Simplistic parser to allow altering configuration files without touching user modifications/formatting/comments
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	33 *
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	34 * @author Artem Tikhomirov
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	35 * @author TMate Software Ltd.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	36 */
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	37 public class ConfigFileParser {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	38 private enum ParseState {Initial, Section, Entry};
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	39 private ParseState state = ParseState.Initial;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	40 private int lastNonEmptyLineEndOffset = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	41 private String sectionName;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	42 private int sectionStart = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	43 private String entryKey;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	44 private int entryStart = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	45 private int valueStart = -1, valueEnd = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	46 private ArrayList<Entry> entries;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	47 private ArrayList<Section> sections = new ArrayList<Section>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	48 private byte[] contents;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	49
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	50 private List<String> deletions = new ArrayList<String>(5);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	51 private List<String> additions = new ArrayList<String>(5), changes = new ArrayList<String>(5);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	52
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	53
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	54 public boolean exists(String section, String key) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	55 assert contents != null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	56 for (Section s : sections) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	57 if (s.name.equals(section)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	58 for (Entry e : s.entries) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	59 if (e.name.equals(key)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	60 return true;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	61 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	62 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	63 return false;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	64 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	65 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	66 return false;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	67 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	68
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	69 public void add(String section, String key, String newValue) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	70 additions.add(section);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	71 additions.add(key);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	72 additions.add(newValue);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	73 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	74
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	75 public void change(String section, String key, String newValue) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	76 changes.add(section);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	77 changes.add(key);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	78 changes.add(newValue);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	79 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	80
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	81 public void delete(String section, String key) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	82 deletions.add(section);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	83 deletions.add(key);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	84 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	85
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	86 public void parse(InputStream is) throws IOException {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	87 state = ParseState.Initial;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	88 sections.clear();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	89 contents = null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	90 ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	91 ByteArrayOutputStream line = new ByteArrayOutputStream(80);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	92 int offset = 0;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	93 int lineOffset = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	94 int lineNumber = 1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	95 boolean crDetected = false; // true when previous char was \r
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	96 int b;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	97 while ( (b = is.read()) != -1) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	98 bos.write(b);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	99 if (b == '\n' \|\| b == '\r') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	100 if (line.size() > 0) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	101 processLine(lineNumber, lineOffset, line.toByteArray());
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	102 line.reset();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	103 lineOffset = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	104 lastNonEmptyLineEndOffset = bos.size() - 1; // offset points to EOL char
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	105 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	106 // else: XXX does empty line closes entry???
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	107 // when \n follows \r, increment line count only once
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	108 if (!(b == '\n' && crDetected)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	109 lineNumber++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	110 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	111 crDetected = b == '\r';
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	112 } else {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	113 crDetected = false;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	114 if (line.size() == 0) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	115 lineOffset = offset;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	116 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	117 line.write(b);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	118 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	119 offset++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	120 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	121 // handle last line in case it's not EOL-terminated
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	122 if (line.size() > 0) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	123 processLine(lineNumber, lineOffset, line.toByteArray());
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	124 // might need it for #closeSection() below
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	125 lastNonEmptyLineEndOffset = bos.size();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	126 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	127 if (state == ParseState.Entry) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	128 closeEntry();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	129 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	130 if (state == ParseState.Section) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	131 closeSection();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	132 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	133 contents = bos.toByteArray();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	134 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	135
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	136 public void update(OutputStream out) throws IOException {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	137 if (contents == null) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	138 throw new IOException("Shall parse first");
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	139 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	140 HashSet<String> processedSections = new HashSet<String>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	141 int contentsOffset = 0;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	142 for (Section section : sections) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	143 LinkedHashMap<String,String> additionsInSection = new LinkedHashMap<String,String>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	144 LinkedHashMap<String,String> changesInSection = new LinkedHashMap<String,String>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	145 LinkedHashSet<String> deletionsInSection = new LinkedHashSet<String>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	146 if (!processedSections.contains(section.name)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	147 for (Iterator<String> it = additions.iterator(); it.hasNext();) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	148 String s = it.next(), k = it.next(), v = it.next();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	149 if (section.name.equals(s)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	150 additionsInSection.put(k, v);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	151 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	152 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	153 for (Iterator<String> it = changes.iterator(); it.hasNext();) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	154 String s = it.next(), k = it.next(), v = it.next();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	155 if (section.name.equals(s)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	156 changesInSection.put(k, v);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	157 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	158 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	159 for (Iterator<String> it = deletions.iterator(); it.hasNext();) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	160 String s = it.next(), k = it.next();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	161 if (section.name.equals(s)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	162 deletionsInSection.add(k);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	163 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	164 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	165 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	166 for (Entry e : section.entries) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	167 if (deletionsInSection.contains(e.name)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	168 // write up to key start only
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	169 out.write(contents, contentsOffset, e.start - contentsOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	170 contentsOffset = e.valueEnd + 1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	171 } else if (changesInSection.containsKey(e.name)) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	172 if (e.valueStart == -1) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	173 // e.valueEnd determines insertion point
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	174 out.write(contents, contentsOffset, e.valueEnd + 1 - contentsOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	175 } else {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	176 // e.valueEnd points to last character of the value
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	177 out.write(contents, contentsOffset, e.valueStart - contentsOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	178 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	179 String value = changesInSection.get(e.name);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	180 out.write(value == null ? new byte[0] : value.getBytes());
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	181 contentsOffset = e.valueEnd + 1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	182 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	183 // else: keep contentsOffset to point to first uncopied character
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	184 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	185 if (section.entries.length == 0) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	186 // no entries, empty or only comments, perhaps.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	187 // use end of last meaningful line (whether [section] or comment string),
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	188 // which points to newline character
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	189 out.write(contents, contentsOffset, section.end - contentsOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	190 contentsOffset = section.end;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	191 // since it's tricky to track \n or \r\n with lastNonEmptyLineEndOffset,
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	192 // we copy up to the line delimiter and insert new lines, if any, with \n prepended,
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	193 // so that original EOL will be moved to the very end of the section.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	194 // Indeed, would be better to insert after lastNonEmptyLineEndOffset,
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	195 // but I don't want to complicate #parse (if line.size() > 0 part) method.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	196 // Hope, this won't make too much trouble (if any, at all -
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	197 // if String.format translates \n to system EOL, then nobody would notice)
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	198 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	199 if (!additionsInSection.isEmpty()) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	200 // make sure additions are written once everything else is there
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	201 out.write(contents, contentsOffset, section.end - contentsOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	202 contentsOffset = section.end;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	203 for (String k : additionsInSection.keySet()) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	204 String v = additionsInSection.get(k);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	205 out.write(String.format("\n%s = %s", k, v == null ? "" : v).getBytes());
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	206 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	207 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	208 // if section comes more than once, update only first one.
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	209 processedSections.add(section.name);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	210 }
498 0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	211 // push rest of the contents
497 02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	212 out.write(contents, contentsOffset, contents.length - contentsOffset);
498 0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	213 //
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	214 // add entries in new sections
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	215 LinkedHashSet<String> newSections = new LinkedHashSet<String>();
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	216 for (Iterator<String> it = additions.iterator(); it.hasNext();) {
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	217 String s = it.next(); it.next(); it.next();
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	218 if (!processedSections.contains(s)) {
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	219 newSections.add(s);
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	220 }
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	221 }
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	222 for (String newSectionName : newSections) {
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	223 out.write(String.format("\n[%s]", newSectionName).getBytes());
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	224 for (Iterator<String> it = additions.iterator(); it.hasNext();) {
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	225 String s = it.next(), k = it.next(), v = it.next();
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	226 if (newSectionName.equals(s)) {
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	227 out.write(String.format("\n%s = %s", k, v).getBytes());
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	228 }
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	229 }
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	230 out.write("\n".getBytes());
0205a5c4566b Issue 38: preserve user formatting and comments when updating configuration files Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 497 diff changeset	231 }
497 02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	232 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	233
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	234 private void processLine(int lineNumber, int offset, byte[] line) throws IOException {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	235 int localOffset = 0, i = 0;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	236 while (i < line.length && Character.isWhitespace(line[i])) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	237 i++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	238 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	239 if (i == line.length) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	240 return;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	241 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	242 localOffset = i;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	243 if (line[i] == '[') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	244 if (state == ParseState.Entry) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	245 closeEntry();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	246 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	247 if (state == ParseState.Section) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	248 closeSection();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	249 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	250
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	251 while (i < line.length && line[i] != ']') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	252 i++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	253 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	254 if (i == line.length) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	255 throw new IOException(String.format("Can't find closing ']' for section name in line %d", lineNumber));
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	256 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	257 sectionName = new String(line, localOffset+1, i-localOffset-1);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	258 sectionStart = offset + localOffset;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	259 state = ParseState.Section;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	260 } else if (line[i] == '#' \|\| line[i] == ';') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	261 // comment line, nothing to process
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	262 return;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	263 } else {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	264 // entry
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	265 if (state == ParseState.Initial) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	266 throw new IOException(String.format("Line %d doesn't belong to any section", lineNumber));
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	267 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	268 if (localOffset > 0) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	269 if (state == ParseState.Section) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	270 throw new IOException(String.format("Non-indented key is expected in line %d", lineNumber));
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	271 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	272 assert state == ParseState.Entry;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	273 // whitespace-indented continuation of the previous entry
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	274 if (valueStart == -1) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	275 // value didn't start at the same line the key was found at
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	276 valueStart = offset + localOffset;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	277 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	278 // value ends with eol (assumption is trailing comments are not allowed)
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	279 valueEnd = offset + line.length - 1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	280 } else {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	281 if (state == ParseState.Entry) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	282 closeEntry();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	283 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	284 assert state == ParseState.Section;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	285 // it's a new entry
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	286 state = ParseState.Entry;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	287 // get name of the entry
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	288 while (i < line.length && !Character.isWhitespace(line[i]) && line[i] != '=') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	289 i++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	290 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	291 if (i == line.length) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	292 throw new IOException(String.format("Can't process entry in line %d", lineNumber));
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	293 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	294 entryKey = new String(line, localOffset, i - localOffset);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	295 entryStart = offset + localOffset;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	296 // look for '=' after key name
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	297 while (i < line.length && line[i] != '=') {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	298 i++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	299 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	300 if (i == line.length) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	301 throw new IOException(String.format("Can't find '=' after key %s in line %d", entryKey, lineNumber));
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	302 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	303 // skip whitespaces after '='
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	304 i++; // line[i] == '='
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	305 while (i < line.length && Character.isWhitespace(line[i])) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	306 i++;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	307 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	308 // valueStart might be -1 in case no value is specified in the same line as key
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	309 // but valueEnd is always initialized just in case there's no next, value continuation line
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	310 if (i == line.length) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	311 valueStart = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	312 } else {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	313 valueStart = offset + i;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	314 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	315
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	316 // if trailing comments are allowed, shall
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	317 // look up comment char and set valueEnd to its position-1
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	318 valueEnd = offset + line.length - 1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	319 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	320 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	321 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	322
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	323 private void closeSection() {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	324 assert state == ParseState.Section;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	325 assert sectionName != null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	326 assert lastNonEmptyLineEndOffset != -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	327 Section s = new Section(sectionName, sectionStart, lastNonEmptyLineEndOffset, entries == null ? Collections.<Entry>emptyList() : entries);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	328 sections.add(s);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	329 sectionName = null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	330 sectionStart = -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	331 state = ParseState.Initial;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	332 entries = null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	333 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	334
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	335 private void closeEntry() {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	336 assert state == ParseState.Entry;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	337 assert entryKey != null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	338 state = ParseState.Section;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	339 Entry e = new Entry(entryKey, entryStart, valueStart, valueEnd);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	340 if (entries == null) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	341 entries = new ArrayList<Entry>();
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	342 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	343 entries.add(e);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	344 entryKey = null;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	345 entryStart = valueStart = valueEnd -1;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	346 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	347
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	348
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	349 private static class Block {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	350 public final int start;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	351 Block(int s) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	352 start = s;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	353 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	354 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	355
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	356 private static class Entry extends Block {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	357 public final int valueStart, valueEnd;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	358 public final String name;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	359
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	360 Entry(String n, int s, int vs, int ve) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	361 super(s);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	362 name = n;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	363 valueStart = vs;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	364 valueEnd = ve;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	365 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	366 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	367
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	368 private static class Section extends Block {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	369 public final String name;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	370 public final Entry[] entries;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	371 public final int end;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	372
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	373 Section(String n, int s, int endOffset, List<Entry> e) {
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	374 super(s);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	375 name = n;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	376 end = endOffset;
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	377 entries = new Entry[e.size()];
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	378 e.toArray(entries);
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	379 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	380 }
02140be396d5 Issue 38. Towards gentle handling of config files - parse them and keep every possible user change Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	381 }

Mercurial > jhg

annotate src/org/tmatesoft/hg/internal/ConfigFileParser.java @ 686:f1f095e42555