Coverage Report - com.sun.javafx.runtime.location.SimpleVariable
 
Classes in this File Line Coverage Branch Coverage Complexity
SimpleVariable
0%
0/14
0%
0/6
0
 
 1  
 /*
 2  
  * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
 3  
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  
  *
 5  
  * This code is free software; you can redistribute it and/or modify it
 6  
  * under the terms of the GNU General Public License version 2 only, as
 7  
  * published by the Free Software Foundation.  Sun designates this
 8  
  * particular file as subject to the "Classpath" exception as provided
 9  
  * by Sun in the LICENSE file that accompanied this code.
 10  
  *
 11  
  * This code is distributed in the hope that it will be useful, but WITHOUT
 12  
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 13  
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 14  
  * version 2 for more details (a copy is included in the LICENSE file that
 15  
  * accompanied this code).
 16  
  *
 17  
  * You should have received a copy of the GNU General Public License version
 18  
  * 2 along with this work; if not, write to the Free Software Foundation,
 19  
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 20  
  *
 21  
  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 22  
  * CA 95054 USA or visit www.sun.com if you need additional information or
 23  
  * have any questions.
 24  
  */
 25  
 
 26  
 package com.sun.javafx.runtime.location;
 27  
 
 28  
 import com.sun.javafx.runtime.Util;
 29  
 
 30  
 /**
 31  
  * Lower-footprint, object-valued Location implementation.  Supports only dependencies, not triggers.
 32  
  *
 33  
  * @author Brian Goetz
 34  
  */
 35  
 public class SimpleVariable<T> extends AbstractSimpleVariable implements ObjectLocation<T> {
 36  
     private T value;
 37  
 
 38  0
     public SimpleVariable(T value) {
 39  0
         this.value = value;
 40  0
     }
 41  
 
 42  
     public T get() {
 43  0
         return value;
 44  
     }
 45  
 
 46  
     public T set(T value) {
 47  0
         T oldValue = this.value;
 48  0
         this.value = value;
 49  0
         if (dependencies != null && !Util.isEqual(oldValue, value))
 50  0
             notifyDependencies();
 51  0
         return value;
 52  
     }
 53  
 
 54  
     public void setDefault() {
 55  0
         set(null);
 56  0
     }
 57  
 
 58  
     public boolean isNull() {
 59  0
         return (value != null);
 60  
     }
 61  
 
 62  
     public T setFromLiteral(T value) {
 63  0
         throw new UnsupportedOperationException();
 64  
     }
 65  
 
 66  
     public void addChangeListener(ObjectChangeListener<T> listener) {
 67  0
         throw new UnsupportedOperationException();
 68  
     }
 69  
 }