spark WriteAheadLogRecordHandle 源码
spark WriteAheadLogRecordHandle 代码
文件路径：/streaming/src/main/java/org/apache/spark/streaming/util/WriteAheadLogRecordHandle.java
/*
* 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.spark.streaming.util;
/**
* :: DeveloperApi ::
*
* This abstract class represents a handle that refers to a record written in a
* {@link org.apache.spark.streaming.util.WriteAheadLog WriteAheadLog}.
* It must contain all the information necessary for the record to be read and returned by
* an implementation of the WriteAheadLog class.
*
* @see org.apache.spark.streaming.util.WriteAheadLog
*/
@org.apache.spark.annotation.DeveloperApi
public abstract class WriteAheadLogRecordHandle implements java.io.Serializable {
}
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