question: public static void chunkTaskSync ( RegionWrapper region , final RunnableVal < int [ ] > task ) { final int p1x = region . minX ; final int p1z = region . minZ ; final int p2x = region . maxX ; final int p2z = region . maxZ ; final int bcx = p1x > > 4 ; final int bcz = p1z > > 4 ; final int tcx = p2x > > 4 ; final int tcz = p2z > > 4 ; task . value = new int [ 7 ] ; for ( int x = bcx ; x <= tcx ; x ++ ) { for ( int z = bcz ; z <= tcz ; z ++ ) { task . value [ 0 ] = x ; task . value [ 1 ] = z ; task . value [ 2 ] = task . value [ 0 ] << 4 ; task . value [ 3 ] = task . value [ 1 ] << 4 ; task . value [ 4 ] = task . value [ 2 ] + 15 ; task . value [ 5 ] = task . value [ 3 ] + 15 ; task . value [ 6 ] = 0 ; if ( task . value [ 0 ] == bcx ) { task . value [ 2 ] = p1x ; task . value [ 6 ] = 1 ; } if ( task . value [ 0 ] == tcx ) { task . value [ 4 ] = p2x ; task . value [ 6 ] = 1 ; } if ( task . value [ 1 ] == bcz ) { task . value [ 3 ] = p1z ; task . value [ 6 ] = 1 ; } if ( task . value [ 1 ] == tcz ) { task . value [ 5 ] = p2z ; task . value [ 6 ] = 1 ; } task . run ( ) ; } } }
target:  The int[] will be in the form: [chunkx, chunkz, pos1x, pos1z, pos2x, pos2z, isedge] and will represent the bottom and top parts of the chunk