/*
 *
 * 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.qmf2.common;

/**
 * Implementation of QmfEventListener with an empty onEvent().
 * <p>
 * Agent or Console instantiate this class if no QmfCallback is supplied so they can avoid lots of ugly tests for
 * _eventListener == null.
 *
 * @author Fraser Adams
 */
public final class NullQmfEventListener implements QmfEventListener
{
    /**
     * Passes a WorkItem to the listener. This class provides a null implementation
     *
     * @param item the WorkItem passed to the listener
     */
    public void onEvent(final WorkItem item)
    {
        // Null implementation
    }
}

