Example usage for org.eclipse.jgit.merge MergeChunk getBegin

Introduction

In this page you can find the example usage for org.eclipse.jgit.merge MergeChunk getBegin.

Prototype

public int getBegin() 

Source Link

Document

Get the first element from the specified sequence which should be included in the merge result.

Usage

From source file:com.google.collide.server.shared.merge.JGitMerger.java

License:Open Source License

public static MergeResult formatMerge(org.eclipse.jgit.merge.MergeResult<RawText> results) {
    int runningIndex = 0;
    int numLines = 0;
    List<MergeChunk> mergeChunks = Lists.newArrayList();
    MergeChunk currentMergeChunk = null;
    StringBuilder fileContent = new StringBuilder();
    int conflictIndex = 0;
    for (org.eclipse.jgit.merge.MergeChunk chunk : results) {
        RawText seq = results.getSequences().get(chunk.getSequenceIndex());
        String chunkContent = seq.getString(chunk.getBegin(), chunk.getEnd(), false);

        if (chunk.getConflictState() == ConflictState.NO_CONFLICT
                || chunk.getConflictState() == ConflictState.FIRST_CONFLICTING_RANGE) {
            if (currentMergeChunk != null) {
                mergeChunks.add(currentMergeChunk);
            }/* w w  w. j  a  v a 2 s  .c  om*/
            currentMergeChunk = new MergeChunk();
        }

        switch (chunk.getConflictState()) {
        case NO_CONFLICT:
            currentMergeChunk.setHasConflict(false);
            currentMergeChunk.setMergedData(chunkContent);
            fileContent.append(chunkContent);
            numLines = chunk.getEnd() - chunk.getBegin();
            runningIndex = setRanges(currentMergeChunk, runningIndex, numLines);
            break;
        case FIRST_CONFLICTING_RANGE:
            currentMergeChunk.setHasConflict(true);
            currentMergeChunk.setChildData(chunkContent);
            fileContent.append(chunkContent);
            numLines = chunk.getEnd() - chunk.getBegin();
            runningIndex = setRanges(currentMergeChunk, runningIndex, numLines);
            break;
        case NEXT_CONFLICTING_RANGE:
            currentMergeChunk.setParentData(chunkContent);
            break;
        }
    }
    mergeChunks.add(currentMergeChunk);

    MergeResult mergeResult = new MergeResult(mergeChunks, (conflictIndex > 0) ? "" : fileContent.toString());

    return mergeResult;
}

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From source file:org.openflexo.hannah.ConflictingFile.java

License:Open Source License

/**
 * <p>Computes the {@link Conflict} for given file using result.</p>
 *///from ww  w  . j  a  v  a2  s  .co  m
private List<Conflict> computeConflicts() {
    final List<Conflict> conflicts = new ArrayList<Conflict>();

    MergeChunk userChunk = null;
    for (MergeChunk chunk : result) {

        switch (chunk.getConflictState()) {
        case FIRST_CONFLICTING_RANGE:
            userChunk = chunk;
            break;

        case NEXT_CONFLICTING_RANGE:
            assert userChunk != null;

            final String user = getChunkString(userChunk);
            final String generation = getChunkString(chunk);
            final Conflict conflict = new Conflict(userChunk.getBegin(), userChunk.getEnd(), user,
                    chunk.getBegin(), chunk.getEnd(), generation);
            conflicts.add(conflict);

            // resets user
            userChunk = null;
            break;
        }
    }

    assert userChunk == null;

    return conflicts;
}

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From source file:org.openflexo.hannah.ConflictingFile.java

License:Open Source License

/**
 * <p>Returns true if chunk should be printed. A chunk is printed when:
 * <ul>//  w  ww.ja  v  a 2s.  c  om
 * <li>the chunk is not conflicting.</li>
 * <li>the chunk is conflicting and the corresponding {@link Conflict} 
 * resolution corresponds to it's side (USER or GENERATION).</li>
 * </ul>
 * </p>
 * @param chunk chunk to test.
 * @return true if needs to be printed.
 */
private boolean print(MergeChunk chunk) {
    switch (chunk.getConflictState()) {
    case FIRST_CONFLICTING_RANGE:
        for (Conflict conflict : conflicts) {
            if (conflict.getUserBegin() == chunk.getBegin() && conflict.getUserEnd() == chunk.getEnd()) {
                return conflict.getResolution() == Resolution.USER;
            }
        }
        return false;

    case NEXT_CONFLICTING_RANGE:
        for (Conflict conflict : conflicts) {
            if (conflict.getGenerationBegin() == chunk.getBegin()
                    && conflict.getGenerationEnd() == chunk.getEnd()) {
                return conflict.getResolution() == Resolution.GENERATION;
            }
        }
        return false;

    }
    return true;
}

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From source file:org.openflexo.hannah.ConflictingFile.java

License:Open Source License

/**
 * <p>Constructs string from a {@link MergeChunk}.</p>
 * @param chunk chunk to construct./*from w w  w .  j ava  2s . c  om*/
 * @param text the referenced {@link RawText}. 
 * @return a String.
 */
private String getChunkString(MergeChunk chunk) {
    final RawText text = result.getSequences().get(chunk.getSequenceIndex());

    final StringBuilder string = new StringBuilder();
    for (int i = chunk.getBegin(); i < chunk.getEnd(); i++) {
        string.append(text.getString(i));
        string.append("\n");
    }
    return string.toString();
}

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