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comparison src/com/tmate/hgkit/ll/LocalHgRepo.java @ 10:382cfe9463db

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Dirstate parsing. DataAccess refactored to allow reuse and control over constants
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sat, 25 Dec 2010 21:50:12 +0100
parents d6d2a630f4a6
children 865bf07f381f
comparison
equal deleted inserted replaced
9:d6d2a630f4a6 10:382cfe9463db
1 /** 1 /*
2 * Copyright (c) 2010 Artem Tikhomirov 2 * Copyright (c) 2010 Artem Tikhomirov
3 */ 3 */
4 package com.tmate.hgkit.ll; 4 package com.tmate.hgkit.ll;
5 5
6 import java.io.BufferedReader; 6 import java.io.BufferedReader;
11 import java.lang.ref.SoftReference; 11 import java.lang.ref.SoftReference;
12 import java.util.Arrays; 12 import java.util.Arrays;
13 import java.util.HashMap; 13 import java.util.HashMap;
14 import java.util.TreeSet; 14 import java.util.TreeSet;
15 15
16 import com.tmate.hgkit.fs.DataAccessProvider;
17
16 /** 18 /**
17 * @author artem 19 * @author artem
18 */ 20 */
19 public class LocalHgRepo extends HgRepository { 21 public class LocalHgRepo extends HgRepository {
20 22
21 private File repoDir; // .hg folder 23 private File repoDir; // .hg folder
22 private final String repoLocation; 24 private final String repoLocation;
25 private final DataAccessProvider dataAccess;
23 26
24 public LocalHgRepo(String repositoryPath) { 27 public LocalHgRepo(String repositoryPath) {
25 setInvalid(true); 28 setInvalid(true);
26 repoLocation = repositoryPath; 29 repoLocation = repositoryPath;
30 dataAccess = null;
27 } 31 }
28 32
29 public LocalHgRepo(File repositoryRoot) throws IOException { 33 public LocalHgRepo(File repositoryRoot) throws IOException {
30 assert ".hg".equals(repositoryRoot.getName()) && repositoryRoot.isDirectory(); 34 assert ".hg".equals(repositoryRoot.getName()) && repositoryRoot.isDirectory();
31 setInvalid(false); 35 setInvalid(false);
32 repoDir = repositoryRoot; 36 repoDir = repositoryRoot;
33 repoLocation = repositoryRoot.getParentFile().getCanonicalPath(); 37 repoLocation = repositoryRoot.getParentFile().getCanonicalPath();
38 dataAccess = new DataAccessProvider();
34 parseRequires(); 39 parseRequires();
35 } 40 }
36 41
37 @Override 42 @Override
38 public String getLocation() { 43 public String getLocation() {
39 return repoLocation; 44 return repoLocation;
45 }
46
47 // XXX package-local, unless there are cases when required from outside (guess, working dir/revision walkers may hide dirstate access and no public visibility needed)
48 public final HgDirstate loadDirstate() {
49 // XXX may cache in SoftReference if creation is expensive
50 return new HgDirstate(this, new File(repoDir, "dirstate"));
51 }
52
53 /*package-local*/ DataAccessProvider getDataAccess() {
54 return dataAccess;
40 } 55 }
41 56
42 private final HashMap<String, SoftReference<RevlogStream>> streamsCache = new HashMap<String, SoftReference<RevlogStream>>(); 57 private final HashMap<String, SoftReference<RevlogStream>> streamsCache = new HashMap<String, SoftReference<RevlogStream>>();
43 58
44 /** 59 /**
51 if (cached != null) { 66 if (cached != null) {
52 return cached; 67 return cached;
53 } 68 }
54 File f = new File(repoDir, path); 69 File f = new File(repoDir, path);
55 if (f.exists()) { 70 if (f.exists()) {
56 RevlogStream s = new RevlogStream(f); 71 RevlogStream s = new RevlogStream(dataAccess, f);
57 streamsCache.put(path, new SoftReference<RevlogStream>(s)); 72 streamsCache.put(path, new SoftReference<RevlogStream>(s));
58 return s; 73 return s;
59 } 74 }
60 return null; 75 return null;
61 } 76 }