Package org.apache.hadoop.lib.service

Examples of org.apache.hadoop.lib.service.FileSystemAccess.execute()

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  private <T> T fsExecute(Principal user, String doAs, FileSystemAccess.FileSystemExecutor<T> executor)
    throws IOException, FileSystemAccessException {
    String hadoopUser = getEffectiveUser(user, doAs);
    FileSystemAccess fsAccess = HttpFSServerWebApp.get().get(FileSystemAccess.class);
    Configuration conf = HttpFSServerWebApp.get().get(FileSystemAccess.class).getFileSystemConfiguration();
    return fsAccess.execute(hadoopUser, conf, executor);
  }

  /**
   * Returns a filesystem instance. The fileystem instance is wired for release at the completion of
   * the current Servlet request via the {@link FileSystemReleaseFilter}.
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  private <T> T fsExecute(Principal user, String doAs, FileSystemAccess.FileSystemExecutor<T> executor)
    throws IOException, FileSystemAccessException {
    String hadoopUser = getEffectiveUser(user, doAs);
    FileSystemAccess fsAccess = HttpFSServerWebApp.get().get(FileSystemAccess.class);
    Configuration conf = HttpFSServerWebApp.get().get(FileSystemAccess.class).getFileSystemConfiguration();
    return fsAccess.execute(hadoopUser, conf, executor);
  }

  /**
   * Returns a filesystem instance. The fileystem instance is wired for release at the completion of
   * the current Servlet request via the {@link FileSystemReleaseFilter}.
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    server.init();
    FileSystemAccess hadoop = server.get(FileSystemAccess.class);

    final FileSystem fsa[] = new FileSystem[1];

    hadoop.execute("u", hadoop.getFileSystemConfiguration(), new FileSystemAccess.FileSystemExecutor<Void>() {
      @Override
      public Void execute(FileSystem fs) throws IOException {
        fs.mkdirs(new Path("/tmp/foo"));
        fsa[0] = fs;
        return null;
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    server.init();
    FileSystemAccess fsAccess = server.get(FileSystemAccess.class);

    Configuration hdfsConf = fsAccess.getFileSystemConfiguration();
    hdfsConf.set(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY, "");
    fsAccess.execute("u", hdfsConf, new FileSystemAccess.FileSystemExecutor<Void>() {
      @Override
      public Void execute(FileSystem fs) throws IOException {
        return null;
      }
    });
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    server.init();
    FileSystemAccess hadoop = server.get(FileSystemAccess.class);

    final FileSystem fsa[] = new FileSystem[1];
    try {
      hadoop.execute("u", hadoop.getFileSystemConfiguration(), new FileSystemAccess.FileSystemExecutor<Void>() {
        @Override
        public Void execute(FileSystem fs) throws IOException {
          fsa[0] = fs;
          throw new IOException();
        }
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    server.init();
    FileSystemAccess hadoop = server.get(FileSystemAccess.class);

    final FileSystem fsa[] = new FileSystem[1];

    hadoop.execute("u", TestHdfsHelper.getHdfsConf(), new FileSystemAccess.FileSystemExecutor<Void>() {
      @Override
      public Void execute(FileSystem fs) throws IOException {
        fs.mkdirs(new Path("/tmp/foo"));
        fsa[0] = fs;
        return null;
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    server.init();
    FileSystemAccess fsAccess = server.get(FileSystemAccess.class);

    Configuration hdfsConf = TestHdfsHelper.getHdfsConf();
    hdfsConf.set("fs.default.name", "");
    fsAccess.execute("u", hdfsConf, new FileSystemAccess.FileSystemExecutor<Void>() {
      @Override
      public Void execute(FileSystem fs) throws IOException {
        return null;
      }
    });
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    server.init();
    FileSystemAccess hadoop = server.get(FileSystemAccess.class);

    final FileSystem fsa[] = new FileSystem[1];
    try {
      hadoop.execute("u", TestHdfsHelper.getHdfsConf(), new FileSystemAccess.FileSystemExecutor<Void>() {
        @Override
        public Void execute(FileSystem fs) throws IOException {
          fsa[0] = fs;
          throw new IOException();
        }
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  private <T> T fsExecute(Principal user, String doAs, FileSystemAccess.FileSystemExecutor<T> executor)
    throws IOException, FileSystemAccessException {
    String hadoopUser = getEffectiveUser(user, doAs);
    FileSystemAccess fsAccess = HttpFSServerWebApp.get().get(FileSystemAccess.class);
    Configuration conf = HttpFSServerWebApp.get().get(FileSystemAccess.class).getFileSystemConfiguration();
    return fsAccess.execute(hadoopUser, conf, executor);
  }

  /**
   * Returns a filesystem instance. The fileystem instance is wired for release at the completion of
   * the current Servlet request via the {@link FileSystemReleaseFilter}.
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  private <T> T fsExecute(Principal user, String doAs, FileSystemAccess.FileSystemExecutor<T> executor)
    throws IOException, FileSystemAccessException {
    String hadoopUser = getEffectiveUser(user, doAs);
    FileSystemAccess fsAccess = HttpFSServerWebApp.get().get(FileSystemAccess.class);
    Configuration conf = HttpFSServerWebApp.get().get(FileSystemAccess.class).getFileSystemConfiguration();
    return fsAccess.execute(hadoopUser, conf, executor);
  }

  /**
   * Returns a filesystem instance. The fileystem instance is wired for release at the completion of
   * the current Servlet request via the {@link FileSystemReleaseFilter}.
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