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comparison src/org/tmatesoft/hg/internal/LineReader.java @ 539:9edfd5a223b8

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Commit: handle empty repository case
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 13 Feb 2013 18:44:58 +0100
parents e31e85cf4d4c
children 8cbc2a883d95
comparison
equal deleted inserted replaced
538:dd4f6311af52 539:9edfd5a223b8
1 /* 1 /*
2 * Copyright (c) 2012 TMate Software Ltd 2 * Copyright (c) 2012-2013 TMate Software Ltd
3 * 3 *
4 * This program is free software; you can redistribute it and/or modify 4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by 5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License. 6 * the Free Software Foundation; version 2 of the License.
7 * 7 *
18 18
19 import static org.tmatesoft.hg.util.LogFacility.Severity.Warn; 19 import static org.tmatesoft.hg.util.LogFacility.Severity.Warn;
20 20
21 import java.io.BufferedReader; 21 import java.io.BufferedReader;
22 import java.io.File; 22 import java.io.File;
23 import java.io.FileInputStream;
23 import java.io.FileReader; 24 import java.io.FileReader;
24 import java.io.IOException; 25 import java.io.IOException;
26 import java.io.InputStreamReader;
27 import java.io.Reader;
28 import java.nio.charset.Charset;
25 import java.util.Collection; 29 import java.util.Collection;
26 30
27 import org.tmatesoft.hg.repo.HgInvalidFileException; 31 import org.tmatesoft.hg.repo.HgInvalidFileException;
28 import org.tmatesoft.hg.repo.ext.MqManager; 32 import org.tmatesoft.hg.repo.ext.MqManager;
29 import org.tmatesoft.hg.util.LogFacility; 33 import org.tmatesoft.hg.util.LogFacility;
50 } 54 }
51 } 55 }
52 56
53 private final File file; 57 private final File file;
54 private final LogFacility log; 58 private final LogFacility log;
59 private final Charset encoding;
55 private boolean trimLines = true; 60 private boolean trimLines = true;
56 private boolean skipEmpty = true; 61 private boolean skipEmpty = true;
57 private String ignoreThatStarts = null; 62 private String ignoreThatStarts = null;
58 63
59 public LineReader(File f, LogFacility logFacility) { 64 public LineReader(File f, LogFacility logFacility) {
65 this(f, logFacility, null);
66 }
67
68 public LineReader(File f, LogFacility logFacility, Charset lineEncoding) {
60 file = f; 69 file = f;
61 log = logFacility; 70 log = logFacility;
71 encoding = lineEncoding;
62 } 72 }
63 73
64 /** 74 /**
65 * default: <code>true</code> 75 * default: <code>true</code>
66 * <code>false</code> to return line as is 76 * <code>false</code> to return line as is
90 100
91 public <T> void read(LineConsumer<T> consumer, T paramObj) throws HgInvalidFileException { 101 public <T> void read(LineConsumer<T> consumer, T paramObj) throws HgInvalidFileException {
92 BufferedReader statusFileReader = null; 102 BufferedReader statusFileReader = null;
93 try { 103 try {
94 // consumer.begin(file, paramObj); 104 // consumer.begin(file, paramObj);
95 statusFileReader = new BufferedReader(new FileReader(file)); 105 Reader fileReader;
106 if (encoding == null) {
107 fileReader = new FileReader(file);
108 } else {
109 fileReader = new InputStreamReader(new FileInputStream(file));
110 }
111 statusFileReader = new BufferedReader(fileReader);
96 String line; 112 String line;
97 boolean ok = true; 113 boolean ok = true;
98 while (ok && (line = statusFileReader.readLine()) != null) { 114 while (ok && (line = statusFileReader.readLine()) != null) {
99 if (trimLines) { 115 if (trimLines) {
100 line = line.trim(); 116 line = line.trim();