Examples of java.nio.ByteBuffer.reset()

java.nio.ByteBuffer.reset()

      // provided by the caller.
      //
      try {
        return decode(b, cs);
      } catch (CharacterCodingException e) {
        b.reset();
      }
    }


    // Try the default character set. A small group of people
    // might actually use the same (or very similar) locale.

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    final Charset defcs = Charset.defaultCharset();
    if (!defcs.equals(cs) && !defcs.equals(Constants.CHARSET)) {
      try {
        return decode(b, defcs);
      } catch (CharacterCodingException e) {
        b.reset();
      }
    }


    throw new CharacterCodingException();
  }

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        tgt.mark(); // save position in target
        boolean found = true;
        int pos = src.position()-1;
        while (tgt.hasRemaining()) {
          if (!src.hasRemaining()) { // src expired first
            tgt.reset();
            src.reset();
            found = false;
            break;
          }
          if (!(tgt.get() == src.get())) {

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            src.reset();
            found = false;
            break;
          }
          if (!(tgt.get() == src.get())) {
            tgt.reset();
            src.reset();
            found = false;
            break; // no match
          }
        }

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    doReturn("vertexName").when(outputContext).getTaskVertexName();
    doReturn(uniqueId).when(outputContext).getUniqueIdentifier();
    ByteBuffer portBuffer = ByteBuffer.allocate(4);
    portBuffer.mark();
    portBuffer.putInt(SHUFFLE_PORT);
    portBuffer.reset();
    doReturn(portBuffer).when(outputContext).getServiceProviderMetaData(
        eq(ShuffleUtils.SHUFFLE_HANDLER_SERVICE_ID));
    Path outDirBase = new Path(TEST_ROOT_DIR, "outDir_" + uniqueId);
    String[] outDirs = new String[] { outDirBase.toString() };
    doReturn(outDirs).when(outputContext).getWorkDirs();

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                for (int c = 0; c < map.length; c++) {
                    buf.putChar(map[c]);
                }
                
                // reset the data pointer
                buf.reset();
                
                // update the offset
                glyphArrayOffset += map.length * 2;
            } else {
                buf.putShort((short) 0);

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            return ByteBufferUtil.EMPTY_BYTE_BUFFER;
        ByteBuffer cloned = allocate(buffer.remaining());


        cloned.mark();
        cloned.put(buffer.duplicate());
        cloned.reset();
        return cloned;
    }


    public abstract ByteBuffer allocate(int size);

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            return ByteBufferUtil.EMPTY_BYTE_BUFFER;
        ByteBuffer cloned = allocate(buffer.remaining(), opGroup);


        cloned.mark();
        cloned.put(buffer.duplicate());
        cloned.reset();
        return cloned;
    }


    public ContextAllocator wrap(OpOrder.Group opGroup, ColumnFamilyStore cfs)
    {

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          tgt.mark(); // save position in target
          boolean found = true;
          int pos = src.position()-1;
          while (tgt.hasRemaining()) {
            if (!src.hasRemaining()) { // src expired first
              tgt.reset();
              src.reset();
              found = false;
              break;
            }
            if (!(tgt.get() == src.get())) {

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              src.reset();
              found = false;
              break;
            }
            if (!(tgt.get() == src.get())) {
              tgt.reset();
              src.reset();
              found = false;
              break; // no match
            }
          }

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