1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
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8  * particular file as subject to the "Classpath" exception as provided
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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).
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24  */
25 
26 package com.sun.tools.jdi;
27 
28 import com.sun.jdi.*;
29 
30 public class VoidValueImpl extends ValueImpl implements VoidValue {
31 
VoidValueImpl(VirtualMachine aVm)32     VoidValueImpl(VirtualMachine aVm) {
33         super(aVm);
34     }
35 
equals(Object obj)36     public boolean equals(Object obj) {
37         return (obj != null) && (obj instanceof VoidValue) && super.equals(obj);
38     }
39 
hashCode()40     public int hashCode() {
41         /*
42          * TO DO: Better hash code
43          */
44         return 47245;
45     }
46 
type()47     public Type type() {
48         return vm.theVoidType();
49     }
50 
prepareForAssignmentTo(ValueContainer destination)51     ValueImpl prepareForAssignmentTo(ValueContainer destination)
52                     throws InvalidTypeException {
53         if ("void".equals(destination.typeName())) {
54             return this;
55         }
56         throw new InvalidTypeException();
57     }
58 
toString()59     public String toString() {
60         return "<void value>";
61     }
62 
typeValueKey()63     byte typeValueKey() {
64         return JDWP.Tag.VOID;
65     }
66 }
67