hadoop CorruptFileBlocks 源码
haddop CorruptFileBlocks 代码
文件路径：/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/CorruptFileBlocks.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 java.util.Arrays;
/**
* Contains a list of paths corresponding to corrupt files and a cookie
* used for iterative calls to NameNode.listCorruptFileBlocks.
*
*/
public class CorruptFileBlocks {
// used for hashCode
private static final int PRIME = 16777619;
private final String[] files;
private final String cookie;
public CorruptFileBlocks() {
this(new String[0], "");
}
public CorruptFileBlocks(String[] files, String cookie) {
this.files = files;
this.cookie = cookie;
}
public String[] getFiles() {
return files;
}
public String getCookie() {
return cookie;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof CorruptFileBlocks)) {
return false;
}
CorruptFileBlocks other = (CorruptFileBlocks) obj;
return cookie.equals(other.cookie) &&
Arrays.equals(files, other.files);
}
@Override
public int hashCode() {
int result = cookie.hashCode();
for (String file : files) {
result = PRIME * result + file.hashCode();
}
return result;
}
}
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