001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel.management.mbean;
018    
019    import org.apache.camel.Exchange;
020    import org.apache.camel.spi.BrowsableEndpoint;
021    import org.springframework.jmx.export.annotation.ManagedOperation;
022    import org.springframework.jmx.export.annotation.ManagedResource;
023    
024    /**
025     * @version $Revision: 819537 $
026     */
027    @ManagedResource(description = "Managed BrowsableEndpoint")
028    public class ManagedBrowsableEndpoint extends ManagedEndpoint {
029    
030        private BrowsableEndpoint endpoint;
031    
032        public ManagedBrowsableEndpoint(BrowsableEndpoint endpoint) {
033            super(endpoint);
034            this.endpoint = endpoint;
035        }
036    
037        public BrowsableEndpoint getEndpoint() {
038            return endpoint;
039        }
040    
041        @ManagedOperation(description = "Current number of Exchanges in Queue")
042        public long qeueSize() {
043            return endpoint.getExchanges().size();
044        }
045    
046        @ManagedOperation(description = "Get Exchange from queue by index")
047        public String browseExchange(Integer index) {
048            if (index >= endpoint.getExchanges().size()) {
049                return null;
050            }
051            Exchange exchange = endpoint.getExchanges().get(index);
052            if (exchange == null) {
053                return null;
054            }
055            // must use java type with JMX such as java.lang.String
056            return exchange.toString();
057        }
058    
059    }