question: private static boolean isValidPlacement ( final StendhalRPZone zone , final Entity entity , final Shape allowedArea , final int oldX , final int oldY , final int newX , final int newY , final boolean checkPath ) { if ( ! zone . collides ( entity , newX , newY ) ) { if ( ( allowedArea != null ) && ( ! allowedArea . contains ( newX , newY ) ) ) { return false ; } if ( ! checkPath ) { return true ; } final List < Node > path = Path . searchPath ( entity , zone , oldX , oldY , new Rectangle ( newX , newY , 1 , 1 ) , 400 , false ) ; if ( ! path . isEmpty ( ) ) { return true ; } } return false ; }
target:  Checks if a new placement for an entity is valid.