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    /**
020     * Tagging interface to indicate that a type is capable of caching the underlying data stream.
021     * <p/>
022     * This is a useful feature for avoid message re-readability issues.
023     * This interface is mainly used by the {@link org.apache.camel.processor.interceptor.StreamCachingInterceptor}
024     * for determining if/how to wrap a stream-based message.
025     *
026     * @version $Revision: 749227 $
027     */
028    public interface StreamCache {
029    
030        /**
031         * Resets the StreamCache for a new stream consumption.
032         */
033        void reset();
034    
035    }