Package org.apache.hadoop.fs

Examples of org.apache.hadoop.fs.FSDataInputStream.readInt()

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      }

      FSDataInputStream in = fs.open(restartFile);
      try {
        // read the old count
        restartCount = in.readInt();
        ++restartCount; // increment the restart count
      } catch (IOException ioe) {
        LOG.warn("System directory is garbled. Failed to read file "
                 + restartFile);
        LOG.warn("Jobtracker recovery is not possible with garbled"
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    try {
      // get current partition's size
      for (int p = 0; p < numMaps; p++) {
        if (p == partition) {
          numInstances = in.readInt();
        } else {
          in.readInt();
        }
      }
     
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      // get current partition's size
      for (int p = 0; p < numMaps; p++) {
        if (p == partition) {
          numInstances = in.readInt();
        } else {
          in.readInt();
        }
      }
     
      // load (key, tree)
      int current = 0;
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      }

      FSDataInputStream in = fs.open(restartFile);
      try {
        // read the old count
        restartCount = in.readInt();
        ++restartCount; // increment the restart count
      } catch (IOException ioe) {
        LOG.warn("System directory is garbled. Failed to read file "
                 + restartFile);
        LOG.warn("Jobtracker recovery is not possible with garbled"
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    try {
      byte[] magic = LOG_FILE_HEADER_V2.getBytes(Constants.UTF8);
      byte[] buffer = new byte[magic.length];
      file.readFully(buffer);
      if (Arrays.equals(buffer, magic)) {
        int count = file.readInt();
        for (int i = 0; i < count; i++) {
          String key = file.readUTF();
          String value = file.readUTF();
          opts.put(key, value);
        }
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      }

      FSDataInputStream in = fs.open(restartFile);
      try {
        // read the old count
        restartCount = in.readInt();
        ++restartCount; // increment the restart count
      } catch (IOException ioe) {
        LOG.warn("System directory is garbled. Failed to read file "
                 + restartFile);
        LOG.warn("Jobtracker recovery is not possible with garbled"
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    try {
      byte[] magic = LOG_FILE_HEADER_V2.getBytes();
      byte[] buffer = new byte[magic.length];
      file.readFully(buffer);
      if (Arrays.equals(buffer, magic)) {
        int count = file.readInt();
        for (int i = 0; i < count; i++) {
          String key = file.readUTF();
          String value = file.readUTF();
          opts.put(key, value);
        }
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        // the NullCryptoModule (no crypto) or the DefaultCryptoModule.

        // If it's null, we won't have any parameters whatsoever. First, let's attempt to read
        // parameters
        Map<String,String> opts = new HashMap<String,String>();
        int count = input.readInt();
        for (int i = 0; i < count; i++) {
          String key = input.readUTF();
          String value = input.readUTF();
          opts.put(key, value);
        }
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            }

            try {
                FileSystem fs = FileSystem.get(conf);
                FSDataInputStream is = fs.open(new Path(temp));
                start = new int[is.readInt()];
                for (int i = 0; i < start.length; i++) {
                    start[i] = is.readInt();
                }
                is.close();
            }
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            try {
                FileSystem fs = FileSystem.get(conf);
                FSDataInputStream is = fs.open(new Path(temp));
                start = new int[is.readInt()];
                for (int i = 0; i < start.length; i++) {
                    start[i] = is.readInt();
                }
                is.close();
            }
            catch (Exception e) {
                throw new RuntimeException(e);
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