Serializer.java
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上传日期:2018-01-08
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文件大小:2k
- /**
- * 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.hadoop.io.serializer;
- import java.io.IOException;
- import java.io.OutputStream;
- /**
- * <p>
- * Provides a facility for serializing objects of type <T> to an
- * {@link OutputStream}.
- * </p>
- *
- * <p>
- * Serializers are stateful, but must not buffer the output since
- * other producers may write to the output between calls to
- * {@link #serialize(Object)}.
- * </p>
- * @param <T>
- */
- public interface Serializer<T> {
- /**
- * <p>Prepare the serializer for writing.</p>
- */
- void open(OutputStream out) throws IOException;
-
- /**
- * <p>Serialize <code>t</code> to the underlying output stream.</p>
- */
- void serialize(T t) throws IOException;
-
- /**
- * <p>Close the underlying output stream and clear up any resources.</p>
- */
- void close() throws IOException;
- }