James Moger
2015-11-19 e41e8f8c3bc9f5edab1d271464364f95620ece8c
src/main/java/com/gitblit/utils/DiffUtils.java
@@ -92,16 +92,24 @@
    * Enumeration for the diff comparator types.
    */
   public static enum DiffComparator {
      DEFAULT(RawTextComparator.DEFAULT),
      WS_IGNORE_ALL(RawTextComparator.WS_IGNORE_ALL),
      WS_IGNORE_LEADING(RawTextComparator.WS_IGNORE_LEADING),
      WS_IGNORE_TRAILING(RawTextComparator.WS_IGNORE_TRAILING),
      WS_IGNORE_CHANGE(RawTextComparator.WS_IGNORE_CHANGE);
      SHOW_WHITESPACE(RawTextComparator.DEFAULT),
      IGNORE_WHITESPACE(RawTextComparator.WS_IGNORE_ALL),
      IGNORE_LEADING(RawTextComparator.WS_IGNORE_LEADING),
      IGNORE_TRAILING(RawTextComparator.WS_IGNORE_TRAILING),
      IGNORE_CHANGES(RawTextComparator.WS_IGNORE_CHANGE);
      public final RawTextComparator textComparator;
      DiffComparator(RawTextComparator textComparator) {
         this.textComparator = textComparator;
      }
      public DiffComparator getOpposite() {
         return this == SHOW_WHITESPACE ? IGNORE_WHITESPACE : SHOW_WHITESPACE;
      }
      public String getTranslationKey() {
         return "gb." + name().toLowerCase();
      }
      public static DiffComparator forName(String name) {
@@ -221,11 +229,12 @@
    * @param commit
    * @param comparator
    * @param outputType
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getCommitDiff(Repository repository, RevCommit commit,
         DiffComparator comparator, DiffOutputType outputType) {
      return getDiff(repository, null, commit, null, comparator, outputType);
         DiffComparator comparator, DiffOutputType outputType, int tabLength) {
      return getDiff(repository, null, commit, null, comparator, outputType, tabLength);
   }
   /**
@@ -238,11 +247,12 @@
    * @param handler
    *            to use for rendering binary diffs if {@code outputType} is {@link DiffOutputType#HTML HTML}.
    *            May be {@code null}, resulting in the default behavior.
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getCommitDiff(Repository repository, RevCommit commit,
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler) {
      return getDiff(repository, null, commit, null, comparator, outputType, handler);
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler, int tabLength) {
      return getDiff(repository, null, commit, null, comparator, outputType, handler, tabLength);
   }
@@ -255,11 +265,12 @@
    * @param path
    * @param comparator
    * @param outputType
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit commit, String path,
         DiffComparator comparator, DiffOutputType outputType) {
      return getDiff(repository, null, commit, path, comparator, outputType);
         DiffComparator comparator, DiffOutputType outputType, int tabLength) {
      return getDiff(repository, null, commit, path, comparator, outputType, tabLength);
   }
   /**
@@ -274,11 +285,12 @@
    * @param handler
    *            to use for rendering binary diffs if {@code outputType} is {@link DiffOutputType#HTML HTML}.
    *            May be {@code null}, resulting in the default behavior.
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit commit, String path,
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler) {
      return getDiff(repository, null, commit, path, comparator, outputType, handler);
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler, int tabLength) {
      return getDiff(repository, null, commit, path, comparator, outputType, handler, tabLength);
   }
   /**
@@ -289,11 +301,13 @@
    * @param commit
    * @param comparator
    * @param outputType
    * @param tabLength
    *
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit baseCommit, RevCommit commit,
         DiffComparator comparator, DiffOutputType outputType) {
      return getDiff(repository, baseCommit, commit, null, comparator, outputType);
         DiffComparator comparator, DiffOutputType outputType, int tabLength) {
      return getDiff(repository, baseCommit, commit, null, comparator, outputType, tabLength);
   }
   /**
@@ -307,11 +321,12 @@
    * @param handler
    *            to use for rendering binary diffs if {@code outputType} is {@link DiffOutputType#HTML HTML}.
    *            May be {@code null}, resulting in the default behavior.
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit baseCommit, RevCommit commit,
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler) {
      return getDiff(repository, baseCommit, commit, null, comparator, outputType, handler);
         DiffComparator comparator, DiffOutputType outputType, BinaryDiffHandler handler, int tabLength) {
      return getDiff(repository, baseCommit, commit, null, comparator, outputType, handler, tabLength);
   }
   /**
@@ -327,11 +342,12 @@
    *            or folder. if unspecified, the diff is for the entire commit.
    * @param outputType
    * @param diffComparator
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit baseCommit, RevCommit commit,
         String path, DiffComparator diffComparator, DiffOutputType outputType) {
      return getDiff(repository, baseCommit, commit, path, diffComparator, outputType, null);
         String path, DiffComparator diffComparator, DiffOutputType outputType, int tabLength) {
      return getDiff(repository, baseCommit, commit, path, diffComparator, outputType, null, tabLength);
   }
   /**
@@ -350,10 +366,11 @@
    * @param handler
    *            to use for rendering binary diffs if {@code outputType} is {@link DiffOutputType#HTML HTML}.
    *            May be {@code null}, resulting in the default behavior.
    * @param tabLength
    * @return the diff
    */
   public static DiffOutput getDiff(Repository repository, RevCommit baseCommit, RevCommit commit, String path,
         DiffComparator comparator, DiffOutputType outputType, final BinaryDiffHandler handler) {
         DiffComparator comparator, DiffOutputType outputType, final BinaryDiffHandler handler, int tabLength) {
      DiffStat stat = null;
      String diff = null;
      try {
@@ -362,7 +379,7 @@
         DiffFormatter df;
         switch (outputType) {
         case HTML:
            df = new GitBlitDiffFormatter(commit.getName(), path, handler);
            df = new GitBlitDiffFormatter(commit.getName(), path, handler, tabLength);
            break;
         case PLAIN:
         default:
@@ -371,7 +388,7 @@
            break;
         }
         df.setRepository(repository);
         df.setDiffComparator((comparator == null ? DiffComparator.DEFAULT : comparator).textComparator);
         df.setDiffComparator((comparator == null ? DiffComparator.SHOW_WHITESPACE : comparator).textComparator);
         df.setDetectRenames(true);
         RevTree commitTree = commit.getTree();