hadoop READLINK3Response 源码
haddop READLINK3Response 代码
文件路径：/hadoop-common-project/hadoop-nfs/src/main/java/org/apache/hadoop/nfs/nfs3/response/READLINK3Response.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.nfs.nfs3.response;
import org.apache.hadoop.nfs.nfs3.Nfs3FileAttributes;
import org.apache.hadoop.nfs.nfs3.Nfs3Status;
import org.apache.hadoop.oncrpc.XDR;
import org.apache.hadoop.oncrpc.security.Verifier;
/**
* READLINK3 Response
*/
public class READLINK3Response extends NFS3Response {
private final Nfs3FileAttributes postOpSymlinkAttr;
private final byte path[];
public READLINK3Response(int status) {
this(status, new Nfs3FileAttributes(), new byte[0]);
}
public READLINK3Response(int status, Nfs3FileAttributes postOpAttr,
byte path[]) {
super(status);
this.postOpSymlinkAttr = postOpAttr;
this.path = new byte[path.length];
System.arraycopy(path, 0, this.path, 0, path.length);
}
public static READLINK3Response deserialize(XDR xdr) {
int status = xdr.readInt();
xdr.readBoolean();
Nfs3FileAttributes postOpSymlinkAttr = Nfs3FileAttributes.deserialize(xdr);
byte path[] = new byte[0];
if (status == Nfs3Status.NFS3_OK) {
path = xdr.readVariableOpaque();
}
return new READLINK3Response(status, postOpSymlinkAttr, path);
}
@Override
public XDR serialize(XDR out, int xid, Verifier verifier) {
super.serialize(out, xid, verifier);
out.writeBoolean(true); // Attribute follows
postOpSymlinkAttr.serialize(out);
if (getStatus() == Nfs3Status.NFS3_OK) {
out.writeVariableOpaque(path);
}
return out;
}
}
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