hadoop BatchedDirectoryListing 源码
haddop BatchedDirectoryListing 代码
文件路径：/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/BatchedDirectoryListing.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.hadoop.hdfs.protocol;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.hadoop.classification.InterfaceAudience;
/**
* A struct-like class for holding partial listings returned by the batched
* listing API. This class is used internally by the HDFS client and namenode
* and is not meant for public consumption.
*/
@InterfaceAudience.Private
public class BatchedDirectoryListing {
private final HdfsPartialListing[] listings;
private final boolean hasMore;
private final byte[] startAfter;
public BatchedDirectoryListing(HdfsPartialListing[] listings,
boolean hasMore, byte[] startAfter) {
this.listings = listings;
this.hasMore = hasMore;
this.startAfter = startAfter;
}
public HdfsPartialListing[] getListings() {
return listings;
}
public boolean hasMore() {
return hasMore;
}
public byte[] getStartAfter() {
return startAfter;
}
@Override
public String toString() {
return new ToStringBuilder(this)
.append("listings", listings)
.append("hasMore", hasMore)
.append("startAfter", startAfter)
.toString();
}
}
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