public int read()

in activeio-core/src/main/java/org/apache/activeio/packet/ByteBufferPacket.java [246:270]

• 17 lines of code
• 3 McCabe index (conditional complexity)

    public int read(Packet dest) {
        
	    int rc = Math.min(dest.remaining(), remaining()); 
		if( rc > 0 ) {
		    
	        if( dest.getClass() == ByteBufferPacket.class ) {            

			    // Adjust our limit so that we don't overflow the dest buffer. 
				int limit = limit();
				limit(position()+rc);
				
	            ((ByteBufferPacket)dest).buffer.put(buffer);

	            // restore the limit.
				limit(limit);
	            
	            return 0;
	        } else {	            
	            ByteSequence sequence = dest.asByteSequence();
	            rc = read(sequence.getData(), sequence.getOffset(), sequence.getLength());
	            dest.position(dest.position()+rc);
	        }
		}
		return rc;
    }