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.converter.stream;
018
019 import java.io.IOException;
020
021 import org.apache.camel.processor.interceptor.StreamCachingInterceptor;
022
023 /**
024 * Tagging interface to indicate that a type is capable of caching the underlying data stream.
025 * <p/>
026 * This is a useful feature for avoid message re-readability issues.
027 * This interface is mainly used by the {@link StreamCachingInterceptor} for determining if/how to wrap a
028 * stream-based message.
029 */
030 public interface StreamCache {
031
032 /**
033 * Resets the StreamCache for a new stream consumption.
034 */
035 void reset();
036
037 }