src/main/java/org/nustaq/serialization/coders/FSTBytezEncoder.java
public void writeRawBytes(byte[] array, int start, int length) throws IOException {
        ensureFree((int) (pos+length));
        buffout.set(pos,array,start,length);
        pos += length;
    }
public void writeRawBytes(byte[] array, int start, int length) throws IOException {
        ensureFree((int) (pos+length));
        buffout.set(pos,array,start,length);
        pos += length;
    }
does not write length, just plain bytes

@param array
@param length
@throws java.io.IOException