Package org.apache.hadoop.io

Examples of org.apache.hadoop.io.DataOutputBuffer.writeInt()

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          //for serializing the
          //data to be written
          d = new DataOutputBuffer();
          d.writeInt(0xdeadbeef); // placeholder for data length
          d.writeInt(call.id);
          call.param.write(d);
          byte[] data = d.getData();
          int dataLength = d.getLength();
          // fill in the placeholder
          Bytes.putInt(data, 0, dataLength - 4);
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            LOG.debug(getName() + " sending #" + call.id);
          try {
            writingCall = call;
            DataOutputBuffer d = new DataOutputBuffer(); //for serializing the
                                                         //data to be written
            d.writeInt(call.id);
            call.param.write(d);
            byte[] data = d.getData();
            int dataLength = d.getLength();

            out.writeInt(dataLength);      //first put the data length
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      int seq = 0;
      while (infLen > 0) {
        rand.nextBytes(b);
        final byte[] b64enc = b64.encode(b); // ensures rand printable, no LF
        dob.reset();
        dob.writeInt(seq);
        System.arraycopy(dob.getData(), 0, b64enc, 0, dob.getLength());
        fout.write(b64enc);
        fout.write('\n');
        ++seq;
        infLen -= b64enc.length;
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      int seq = 0;
      while (infLen > 0) {
        rand.nextBytes(b);
        final byte[] b64enc = b64.encode(b); // ensures rand printable, no LF
        dob.reset();
        dob.writeInt(seq);
        System.arraycopy(dob.getData(), 0, b64enc, 0, dob.getLength());
        fout.write(b64enc);
        fout.write('\n');
        ++seq;
        infLen -= b64enc.length;
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            LOG.debug(getName() + " sending #" + call.id);
          try {
            writingCall = call;
            DataOutputBuffer d = new DataOutputBuffer(); //for serializing the
                                                         //data to be written
            d.writeInt(call.id);
            call.param.write(d);
            byte[] data = d.getData();
            int dataLength = d.getLength();

            out.writeInt(dataLength);      //first put the data length
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        dob.writeByte(9);
        break;
      default:
        throw new IOException("Incompatible lzop strategy: " + strategy);
      }
      dob.writeInt(0);                                    // all flags 0
      dob.writeInt(0x81A4);                               // mode
      dob.writeInt((int)(System.currentTimeMillis() / 1000)); // mtime
      dob.writeInt(0);                                    // gmtdiff ignored
      dob.writeByte(0);                                   // no filename
      Adler32 headerChecksum = new Adler32();
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        break;
      default:
        throw new IOException("Incompatible lzop strategy: " + strategy);
      }
      dob.writeInt(0);                                    // all flags 0
      dob.writeInt(0x81A4);                               // mode
      dob.writeInt((int)(System.currentTimeMillis() / 1000)); // mtime
      dob.writeInt(0);                                    // gmtdiff ignored
      dob.writeByte(0);                                   // no filename
      Adler32 headerChecksum = new Adler32();
      headerChecksum.update(dob.getData(), 0, dob.getLength());
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      default:
        throw new IOException("Incompatible lzop strategy: " + strategy);
      }
      dob.writeInt(0);                                    // all flags 0
      dob.writeInt(0x81A4);                               // mode
      dob.writeInt((int)(System.currentTimeMillis() / 1000)); // mtime
      dob.writeInt(0);                                    // gmtdiff ignored
      dob.writeByte(0);                                   // no filename
      Adler32 headerChecksum = new Adler32();
      headerChecksum.update(dob.getData(), 0, dob.getLength());
      int hc = (int)headerChecksum.getValue();
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        throw new IOException("Incompatible lzop strategy: " + strategy);
      }
      dob.writeInt(0);                                    // all flags 0
      dob.writeInt(0x81A4);                               // mode
      dob.writeInt((int)(System.currentTimeMillis() / 1000)); // mtime
      dob.writeInt(0);                                    // gmtdiff ignored
      dob.writeByte(0);                                   // no filename
      Adler32 headerChecksum = new Adler32();
      headerChecksum.update(dob.getData(), 0, dob.getLength());
      int hc = (int)headerChecksum.getValue();
      dob.writeInt(hc);
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      dob.writeInt(0);                                    // gmtdiff ignored
      dob.writeByte(0);                                   // no filename
      Adler32 headerChecksum = new Adler32();
      headerChecksum.update(dob.getData(), 0, dob.getLength());
      int hc = (int)headerChecksum.getValue();
      dob.writeInt(hc);
      out.write(LzopCodec.LZO_MAGIC);
      out.write(dob.getData(), 0, dob.getLength());
    } finally {
      dob.close();
    }
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