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;
018    
019    import java.lang.annotation.ElementType;
020    import java.lang.annotation.Retention;
021    import java.lang.annotation.RetentionPolicy;
022    import java.lang.annotation.Target;
023    
024    /**
025     * Marks methods as being {@link ExchangePattern#InOnly}
026     * for one way asynchronous invocation when using
027     * <a href="http://activemq.apache.org/camel/bean-integration.html">Bean Integration</a> or
028     * <a href="http://activemq.apache.org/camel/spring-remoting.html">Spring Remoting</a>
029     * to overload the default value which is {@link ExchangePattern#InOut} for request/reply if no annotations are used.
030     *
031     * This annotation can be added to individual methods or added to a class or interface to act as a default for all methods
032     * within the class or interface.
033     *
034     * See the <a href="using-exchange-pattern-annotations.html">using exchange pattern annotations</a>
035     * for more details on how the overloading rules work.
036     *
037     * @see org.apache.camel.ExchangePattern
038     * @see org.apache.camel.Exchange#getPattern()
039     * @see InOut
040     *
041     * @version $Revision: 45746 $
042     */
043    @Retention(RetentionPolicy.RUNTIME)
044    @Target({ElementType.TYPE, ElementType.METHOD})
045    @Pattern(ExchangePattern.InOnly)
046    public @interface InOnly {
047    }