question: private void writeInt ( DataOutput out , int val ) throws IOException { intBuf [ 0 ] = ( byte ) ( val > > 24 ) ; intBuf [ 1 ] = ( byte ) ( val > > 16 ) ; intBuf [ 2 ] = ( byte ) ( val > > 8 ) ; intBuf [ 3 ] = ( byte ) val ; out . write ( intBuf ) ; }
target:  Write an int value in single write operation.