001package votorola.s.gwt.stage.light; // Copyright 2012, Michael Allan. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE. 002 003import java.util.*; 004 005 006/** An implementation of a basic sensor. 007 */ 008public class Sensor1 implements Sensor 009{ 010 011 012 /** Responds to the addition of a light to the bank. 013 * 014 * @see #removingLight(Light) 015 */ 016 @SuppressWarnings("unchecked") final <S extends Sensor> void addingLight( final Light<S> light ) 017 { 018 final S s = light.tryCast( Sensor1.this ); 019 if( s == null ) return; 020 021 final Actuator<S> actuator = light.assignActuator( s ); 022 if( actuator != null ) actuators.add( (Actuator<Sensor1>)actuator ); 023 } 024 025 026 027 /** Responds to the removal of this sensor from the stage, and includes a call to 028 * {@linkplain #out() out}. 029 */ 030 final void removed() 031 { 032 out(); 033 actuators.clear(); 034 } 035 036 037 038 /** Responds to the removal of a light from the bank. 039 * 040 * @see #addingLight(Light) 041 */ 042 final void removingLight( final Light<?> light ) 043 { 044 final Iterator<Actuator<Sensor1>> a = actuators.iterator(); 045 while( a.hasNext() ) 046 { 047 final Actuator<Sensor1> actuator = a.next(); 048 if( actuator.light() == light ) a.remove(); 049 } 050 } 051 052 053 054 // - S e n s o r ---------------------------------------------------------------------- 055 056 057 public final void changed() 058 { 059 for( Actuator<Sensor1> actuator: actuators ) actuator.changed( Sensor1.this ); 060 } 061 062 063 064 public final void out() 065 { 066 for( Actuator<Sensor1> actuator: actuators ) actuator.out( Sensor1.this ); 067 } 068 069 070 071 public final void over() 072 { 073 for( Actuator<Sensor1> actuator: actuators ) actuator.over( Sensor1.this ); 074 } 075 076 077 078//// P r i v a t e /////////////////////////////////////////////////////////////////////// 079 080 081 private final LinkedList<Actuator<Sensor1>> actuators = new LinkedList<Actuator<Sensor1>>(); 082 083 084}