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/*
 *
 * Copyright (c) 2006 The Apache Software Foundation
 *
 * Licensed 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.cluster.replay;

import org.apache.qpid.framing.AMQMethodBody;

abstract class ChainedMethodRecorder <T extends AMQMethodBody> implements MethodRecorder<T>
{
    private final MethodRecorder<T> _recorder;

    ChainedMethodRecorder()
    {
        this(null);
    }

    ChainedMethodRecorder(MethodRecorder<T> recorder)
    {
        _recorder = recorder;
    }

    public final void record(T method)
    {
        if(!doRecord(method) && _recorder != null)
        {
            _recorder.record(method);
        }
    }

    protected abstract boolean doRecord(T method);
}