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comparison src/org/tmatesoft/hg/internal/PatchGenerator.java @ 549:83afa680555d

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Annotate merge revision (combined diff against two parents without looking further)
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 19 Feb 2013 21:17:39 +0100
parents 15b406c7cd9d
children
comparison
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548:ab21ac7dd833 549:83afa680555d
19 import java.util.ArrayList; 19 import java.util.ArrayList;
20 import java.util.HashMap; 20 import java.util.HashMap;
21 import java.util.Map; 21 import java.util.Map;
22 22
23 import org.tmatesoft.hg.repo.HgDataFile; 23 import org.tmatesoft.hg.repo.HgDataFile;
24 import org.tmatesoft.hg.repo.HgInvalidStateException;
24 import org.tmatesoft.hg.repo.HgLookup; 25 import org.tmatesoft.hg.repo.HgLookup;
25 import org.tmatesoft.hg.repo.HgRepository; 26 import org.tmatesoft.hg.repo.HgRepository;
26 27
27 /** 28 /**
28 * Mercurial cares about changes only up to the line level, e.g. a simple file version dump in manifest looks like (RevlogDump output): 29 * Mercurial cares about changes only up to the line level, e.g. a simple file version dump in manifest looks like (RevlogDump output):
53 public void init(T s1, T s2) { 54 public void init(T s1, T s2) {
54 seq1 = s1; 55 seq1 = s1;
55 seq2 = s2; 56 seq2 = s2;
56 prepare(s2); 57 prepare(s2);
57 } 58 }
59
60 public void init(T s1) {
61 if (seq2 == null) {
62 throw new IllegalStateException("Use this #init() only when target sequence shall be matched against different origin");
63 }
64 seq1 = s1;
65 }
58 66
59 67
60 private void prepare(T s2) { 68 private void prepare(T s2) {
61 chunk2UseIndex = new HashMap<Chunk, IntVector>(); 69 chunk2UseIndex = new HashMap<Chunk, IntVector>();
62 for (int i = 0, len = s2.chunkCount(); i < len; i++) { 70 for (int i = 0, len = s2.chunkCount(); i < len; i++) {
198 assert changeStartS1 == matchStartSeq1; 206 assert changeStartS1 == matchStartSeq1;
199 if(changeStartS2 < matchStartSeq2) { 207 if(changeStartS2 < matchStartSeq2) {
200 added(changeStartS1, changeStartS2, matchStartSeq2); 208 added(changeStartS1, changeStartS2, matchStartSeq2);
201 } else { 209 } else {
202 assert changeStartS2 == matchStartSeq2; 210 assert changeStartS2 == matchStartSeq2;
203 System.out.printf("adjustent equal blocks %d, %d and %d,%d\n", changeStartS1, matchStartSeq1, changeStartS2, matchStartSeq2); 211 if (matchStartSeq1 > 0 || matchStartSeq2 > 0) {
212 // FIXME perhaps, exception is too much for the case
213 // once diff is covered with tests, replace with assert false : msg;
214 throw new HgInvalidStateException(String.format("adjustent equal blocks %d, %d and %d,%d", changeStartS1, matchStartSeq1, changeStartS2, matchStartSeq2));
215 }
204 } 216 }
205 } 217 }
206 if (matchLength > 0) { 218 if (matchLength > 0) {
207 unchanged(matchStartSeq1, matchStartSeq2, matchLength); 219 unchanged(matchStartSeq1, matchStartSeq2, matchLength);
208 } 220 }