Examples of java.nio.ByteBuffer.limit()

java.nio.ByteBuffer.limit()

  private void broadcast (int udpPort, DatagramSocket socket) throws IOException {
    int classID = kryo.getRegisteredClass(DiscoverHost.class).getID();
    ByteBuffer dataBuffer = ByteBuffer.allocate(4);
    IntSerializer.put(dataBuffer, classID, true);
    dataBuffer.flip();
    byte[] data = new byte[dataBuffer.limit()];
    dataBuffer.get(data);
    for (NetworkInterface iface : Collections.list(NetworkInterface.getNetworkInterfaces())) {
      for (InetAddress address : Collections.list(iface.getInetAddresses())) {
        if (!address.isSiteLocalAddress()) continue;
        // Java 1.5 doesn't support getting the subnet mask, so try the two most common.

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        byte[] bytes;
        ByteBuffer byteBuffer= encoder.encode(CharBuffer.wrap(document.get()));
        if (byteBuffer.hasArray())
          bytes= byteBuffer.array();
        else {
          bytes= new byte[byteBuffer.limit()];
          byteBuffer.get(bytes);
        }
        stream= new ByteArrayInputStream(bytes, 0, byteBuffer.limit());
      } catch (CharacterCodingException ex) {
        Assert.isTrue(ex instanceof UnmappableCharacterException);

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          bytes= byteBuffer.array();
        else {
          bytes= new byte[byteBuffer.limit()];
          byteBuffer.get(bytes);
        }
        stream= new ByteArrayInputStream(bytes, 0, byteBuffer.limit());
      } catch (CharacterCodingException ex) {
        Assert.isTrue(ex instanceof UnmappableCharacterException);
        String message= "Charset mapping failed.";
        IStatus s= new Status(IStatus.ERROR, Plugin.PLUGIN_ID, EditorsUI.CHARSET_MAPPING_FAILED, message, null);
        throw new CoreException(s);

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    buffer.putInt(length);
    buffer.put(type);
    buffer.put(contentPayload);
    
    buffer.position(4);
    buffer.limit(length + 8);
    
    long crc = crc(buffer);
    buffer.limit(length + 12);
    buffer.putInt((int)crc);

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    buffer.position(4);
    buffer.limit(length + 8);
    
    long crc = crc(buffer);
    buffer.limit(length + 12);
    buffer.putInt((int)crc);
    
    buffer.position(0);
    return buffer.array();

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          break;
        }


        ByteBuffer  b = (ByteBuffer)read_buffers.get(0);
                
        int  old_limit = b.limit();
        
        if ( b.remaining() > rem ){
          
          b.limit( b.position() + rem );
        }

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        int  old_limit = b.limit();
        
        if ( b.remaining() > rem ){
          
          b.limit( b.position() + rem );
        }
        
        buffer.put( b );
        
        b.limit( old_limit );

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          b.limit( b.position() + rem );
        }
        
        buffer.put( b );
        
        b.limit( old_limit );
        
        total += rem - buffer.remaining();
        
        if ( b.hasRemaining()){

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        Debug.out( "preReadProcess:: bb["+i+"] == null, decoder destroyed=" +destroyed );
      }
      
      
      if( shrink_remaining_buffers ) {
        bb.limit( 0 );  //ensure no read into this next buffer is possible
      }
      else {
        int remaining = bb.remaining();
        
        if( remaining < 1 )  continue;  //skip full buffer

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          pre_read_start_position = bb.position();
          marked = true;
        }


        if( remaining > allowed ) {  //read only part of this buffer
          bb.limit( bb.position() + allowed );  //limit current buffer
          bytes_available += bb.remaining();
          shrink_remaining_buffers = true;  //shrink any tail buffers
        }
        else {  //full buffer is allowed to be read
          bytes_available += remaining;

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