How to use

initCause

method

in

org.apache.lucene.index.CorruptIndexException

private final byte[] uncompress(final byte[] input)
    throws CorruptIndexException, IOException {
 // Create an expandable byte array to hold the decompressed data
 ByteArrayOutputStream bos = new ByteArrayOutputStream(input.length);
 Inflater decompressor = new Inflater();
 try {
  decompressor.setInput(input);
  // Decompress the data
  byte[] buf = new byte[1024];
  while (!decompressor.finished()) {
   try {
    int count = decompressor.inflate(buf);
    bos.write(buf, 0, count);
   }
   catch (DataFormatException e) {
    // this will happen if the field is not compressed
    CorruptIndexException newException = new CorruptIndexException("field data are in wrong format: " + e.toString());
    newException.initCause(e);
    throw newException;
   }
  }
 } finally {  
  decompressor.end();
 }
 
 // Get the decompressed data
 return bos.toByteArray();
}

private final byte[] uncompress(final byte[] input)
    throws CorruptIndexException, IOException {
 // Create an expandable byte array to hold the decompressed data
 ByteArrayOutputStream bos = new ByteArrayOutputStream(input.length);
 Inflater decompressor = new Inflater();
 try {
  decompressor.setInput(input);
  // Decompress the data
  byte[] buf = new byte[1024];
  while (!decompressor.finished()) {
   try {
    int count = decompressor.inflate(buf);
    bos.write(buf, 0, count);
   }
   catch (DataFormatException e) {
    // this will happen if the field is not compressed
    CorruptIndexException newException = new CorruptIndexException("field data are in wrong format: " + e.toString());
    newException.initCause(e);
    throw newException;
   }
  }
 } finally {  
  decompressor.end();
 }
 
 // Get the decompressed data
 return bos.toByteArray();
}