trunk/components/camel-quickfix/src/test/java/org/apache/camel/component/quickfixj/examples/util/CountDownLatchDecrementer.java

/**
 * 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.camel.component.quickfixj.examples.util;

import java.util.concurrent.CountDownLatch;

import org.apache.camel.Exchange;
import org.apache.camel.Handler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class CountDownLatchDecrementer {
    private static final Logger LOG = LoggerFactory.getLogger(CountDownLatchDecrementer.class);

    private String label;
    private CountDownLatch latch;
    
    public CountDownLatchDecrementer(String label, CountDownLatch latch) {
        this.label = label;
        this.latch = latch;
    }

    @Handler
    public void decrement(Exchange exchange) {
        LOG.info("Decrementing latch count: " + label);
        latch.countDown();
    }
}