@Override
    protected <T> void mergeFrom(InputStream in, T message, Schema<T> schema)
            throws IOException
    {
        ProtobufIOUtil.mergeFrom(in, message, schema);
    }
Test protobuf ser/deser for runtime {@link Object} fields.

@author David Yu
@created Feb 3, 2011
protostuff-runtime/src/test/java/io/protostuff/runtime/ProtobufRuntimeObjectSchemaTest.java