hadoop ViewFsLocatedFileStatus 源码

2022-10-20
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haddop ViewFsLocatedFileStatus 代码

文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFsLocatedFileStatus.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.fs.viewfs;

import org.apache.hadoop.fs.BlockLocation;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.LocatedFileStatus;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;

import java.io.IOException;

class ViewFsLocatedFileStatus extends LocatedFileStatus {
  final LocatedFileStatus myFs;
  Path modifiedPath;

  ViewFsLocatedFileStatus(LocatedFileStatus locatedFileStatus, Path path) {
    myFs = locatedFileStatus;
    modifiedPath = path;
  }

  @Override
  public long getLen() {
    return myFs.getLen();
  }

  @Override
  public boolean isFile() {
    return myFs.isFile();
  }

  @Override
  public boolean isDirectory() {
    return myFs.isDirectory();
  }

  @Override
  public boolean isSymlink() {
    return myFs.isSymlink();
  }

  @Override
  public long getBlockSize() {
    return myFs.getBlockSize();
  }

  @Override
  public short getReplication() {
    return myFs.getReplication();
  }

  @Override
  public long getModificationTime() {
    return myFs.getModificationTime();
  }

  @Override
  public long getAccessTime() {
    return myFs.getAccessTime();
  }

  @Override
  public FsPermission getPermission() {
    return myFs.getPermission();
  }

  @Override
  public String getOwner() {
    return myFs.getOwner();
  }

  @Override
  public String getGroup() {
    return myFs.getGroup();
  }

  @Override
  public Path getPath() {
    return modifiedPath;
  }

  @Override
  public void setPath(final Path p) {
    modifiedPath = p;
  }

  @Override
  public Path getSymlink() throws IOException {
    return myFs.getSymlink();
  }

  @Override
  public void setSymlink(Path p) {
    myFs.setSymlink(p);
  }

  @Override
  public BlockLocation[] getBlockLocations() {
    return myFs.getBlockLocations();
  }

  @Override
  public int compareTo(FileStatus o) {
    return super.compareTo(o);
  }

  @Override
  public boolean equals(Object o) {
    return super.equals(o);
  }

  @Override
  public int hashCode() {
    return super.hashCode();
  }
}

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