Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/runtime/VMObject.java @ 13705:ac5b0f31f7a2
Truffle API-change: FrameDescriptors are now stored in the RootNode in a final field instead of the CallTarget.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 17 Jan 2014 17:06:08 +0100 |
parents | c18cbe5936b8 |
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0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.runtime; | |
26 | |
27 import sun.jvm.hotspot.debugger.*; | |
28 import sun.jvm.hotspot.types.*; | |
29 | |
30 /** This is a base class for all VM runtime objects which wrap | |
31 Addresses. The rationale is that without this in place, every | |
32 class would have to implement equals() and hashCode() with | |
33 boilerplate code, a practice which is inherently error-prone. */ | |
34 | |
35 public class VMObject { | |
36 protected Address addr; | |
37 | |
38 /** All of the objects have this as their constructor's signature | |
39 anyway */ | |
40 public VMObject(Address addr) { | |
41 this.addr = addr; | |
42 } | |
43 | |
44 public String toString() { | |
45 return getClass().getName() + "@" + addr; | |
46 } | |
47 | |
48 public boolean equals(Object arg) { | |
49 if (arg == null) { | |
50 return false; | |
51 } | |
52 | |
53 if (!getClass().equals(arg.getClass())) { | |
54 return false; | |
55 } | |
56 | |
57 VMObject obj = (VMObject) arg; | |
58 if (!addr.equals(obj.addr)) { | |
59 return false; | |
60 } | |
61 | |
62 return true; | |
63 } | |
64 | |
65 public int hashCode() { | |
66 return addr.hashCode(); | |
67 } | |
68 | |
69 public Address getAddress() { | |
70 return addr; | |
71 } | |
72 } |