/**
* 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.impl;
import java.util.LinkedHashSet;
import java.util.Set;
import org.apache.camel.CamelContext;
import org.apache.camel.spi.CamelContextTracker;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* A registry for {@link CamelContextTracker}.
*/
public final class CamelContextTrackerRegistry {
/**
* The registry singleton
*/
public static final CamelContextTrackerRegistry INSTANCE = new CamelContextTrackerRegistry();
private static final Logger LOG = LoggerFactory.getLogger(CamelContextTrackerRegistry.class);
private final Set<CamelContextTracker> trackers = new LinkedHashSet<CamelContextTracker>();
private CamelContextTrackerRegistry() {
// hide constructor
}
public synchronized void addTracker(CamelContextTracker tracker) {
trackers.add(tracker);
}
public synchronized void removeTracker(CamelContextTracker tracker) {
trackers.remove(tracker);
}
synchronized void contextCreated(CamelContext camelContext) {
for (CamelContextTracker tracker : trackers) {
try {
if (tracker.accept(camelContext)) {
tracker.contextCreated(camelContext);
}
} catch (Exception e) {
LOG.warn("Error calling CamelContext tracker. This exception is ignored.", e);
}
}
}
}