private void formatOldNewPaths(ByteArrayOutputStream o, DiffEntry ent) throws IOException {
if (ent.oldId.equals(ent.newId)) return;
final String oldp;
final String newp;
switch (ent.getChangeType()) {
case ADD:
oldp = DiffEntry.DEV_NULL;
newp = quotePath(newPrefix + ent.getNewPath());
break;
case DELETE:
oldp = quotePath(oldPrefix + ent.getOldPath());
newp = DiffEntry.DEV_NULL;
break;
default:
oldp = quotePath(oldPrefix + ent.getOldPath());
newp = quotePath(newPrefix + ent.getNewPath());
break;
}
o.write(encode("--- " + oldp + "\n")); // $NON-NLS-1$ //$NON-NLS-2$
o.write(encode("+++ " + newp + "\n")); // $NON-NLS-1$ //$NON-NLS-2$
}
private boolean isAdd(List<DiffEntry> files) {
String oldPath = ((FollowFilter) pathFilter).getPath();
for (DiffEntry ent : files) {
if (ent.getChangeType() == ADD && ent.getNewPath().equals(oldPath)) return true;
}
return false;
}
private List<DiffEntry> updateFollowFilter(List<DiffEntry> files) {
String oldPath = ((FollowFilter) pathFilter).getPath();
for (DiffEntry ent : files) {
if (isRename(ent) && ent.getNewPath().equals(oldPath)) {
pathFilter = FollowFilter.create(ent.getOldPath());
return Collections.singletonList(ent);
}
}
return Collections.emptyList();
}
private void formatHeader(ByteArrayOutputStream o, DiffEntry ent) throws IOException {
final ChangeType type = ent.getChangeType();
final String oldp = ent.getOldPath();
final String newp = ent.getNewPath();
final FileMode oldMode = ent.getOldMode();
final FileMode newMode = ent.getNewMode();
formatGitDiffFirstHeaderLine(o, type, oldp, newp);
switch (type) {
case ADD:
o.write(encodeASCII("new file mode ")); // $NON-NLS-1$
newMode.copyTo(o);
o.write('\n');
break;
case DELETE:
o.write(encodeASCII("deleted file mode ")); // $NON-NLS-1$
oldMode.copyTo(o);
o.write('\n');
break;
case RENAME:
o.write(
encodeASCII("similarity index " + ent.getScore() + "%")); // $NON-NLS-1$ //$NON-NLS-2$
o.write('\n');
o.write(encode("rename from " + quotePath(oldp))); // $NON-NLS-1$
o.write('\n');
o.write(encode("rename to " + quotePath(newp))); // $NON-NLS-1$
o.write('\n');
break;
case COPY:
o.write(
encodeASCII("similarity index " + ent.getScore() + "%")); // $NON-NLS-1$ //$NON-NLS-2$
o.write('\n');
o.write(encode("copy from " + quotePath(oldp))); // $NON-NLS-1$
o.write('\n');
o.write(encode("copy to " + quotePath(newp))); // $NON-NLS-1$
o.write('\n');
if (!oldMode.equals(newMode)) {
o.write(encodeASCII("new file mode ")); // $NON-NLS-1$
newMode.copyTo(o);
o.write('\n');
}
break;
case MODIFY:
if (0 < ent.getScore()) {
o.write(
encodeASCII(
"dissimilarity index " //$NON-NLS-1$
+ (100 - ent.getScore())
+ "%")); //$NON-NLS-1$
o.write('\n');
}
break;
}
if ((type == MODIFY || type == RENAME) && !oldMode.equals(newMode)) {
o.write(encodeASCII("old mode ")); // $NON-NLS-1$
oldMode.copyTo(o);
o.write('\n');
o.write(encodeASCII("new mode ")); // $NON-NLS-1$
newMode.copyTo(o);
o.write('\n');
}
if (!ent.getOldId().equals(ent.getNewId())) {
formatIndexLine(o, ent);
}
}