| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.qpid.server.protocol.v1_0.codec; |
| |
| import org.apache.qpid.bytebuffer.QpidByteBuffer; |
| |
| public abstract class DelegatingValueWriter<V> implements ValueWriter<V> |
| { |
| private ValueWriter _delegate; |
| private Registry _registry; |
| |
| |
| protected DelegatingValueWriter(final Registry registry) |
| { |
| _registry = registry; |
| } |
| |
| protected DelegatingValueWriter(final Registry registry, V object) |
| { |
| _registry = registry; |
| setValue(object); |
| } |
| |
| public void writeToBuffer(final QpidByteBuffer buffer) |
| { |
| _delegate.writeToBuffer(buffer); |
| } |
| |
| @Override |
| public int getEncodedSize() |
| { |
| return _delegate.getEncodedSize(); |
| } |
| |
| public void setValue(final V frameBody) |
| { |
| _delegate = _registry.getValueWriter(getUnderlyingValue(frameBody)); |
| } |
| |
| protected abstract Object getUnderlyingValue(final V frameBody); |
| } |