inputEncoding = inputEncoding == null ? System.getProperty("file.encoding") : inputEncoding;
CharsetDecoder decoder = Charset.forName(inputEncoding).newDecoder();
InputStream stream = null;
try {
stream = new SVNTranslatorInputStream(SVNFileUtil.openFileForReading(myPreviousFile),
SVNProperty.EOL_LF_BYTES, true, null, false);
StringBuffer buffer = new StringBuffer();
for (int i = 0; i < myBlameChunks.size(); i++) {
BlameChunk chunk = (BlameChunk) myBlameChunks.get(i);