@Override
    public void write(final DataOutput output) throws IOException {
        final byte serialized[] = KryoShimServiceLoader.writeClassAndObjectToBytes(this.t);
        WritableUtils.writeCompressedByteArray(output, serialized);
    }
Shrink the content to display for both Collection and Map
@return
hadoop-gremlin/src/main/java/org/apache/tinkerpop/gremlin/hadoop/structure/io/ObjectWritable.java