Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotUnresolvedJavaType.java @ 23677:eb166b568645
Merge
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 09 Jun 2016 18:58:09 -0700 |
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1 /* |
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2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package jdk.vm.ci.hotspot; |
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24 |
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25 import jdk.vm.ci.meta.JavaKind; |
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26 import jdk.vm.ci.meta.JavaType; |
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27 import jdk.vm.ci.meta.ResolvedJavaType; |
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28 |
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29 /** |
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30 * Implementation of {@link JavaType} for unresolved HotSpot classes. |
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31 */ |
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32 final class HotSpotUnresolvedJavaType extends HotSpotJavaType { |
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33 |
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34 private final HotSpotJVMCIRuntimeProvider runtime; |
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35 |
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36 private HotSpotUnresolvedJavaType(String name, HotSpotJVMCIRuntimeProvider runtime) { |
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37 super(name); |
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38 assert name.charAt(0) == '[' || name.charAt(name.length() - 1) == ';' : name; |
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39 this.runtime = runtime; |
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40 } |
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41 |
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42 /** |
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43 * Creates an unresolved type for a valid {@link JavaType#getName() type name}. |
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44 */ |
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45 static HotSpotUnresolvedJavaType create(HotSpotJVMCIRuntimeProvider runtime, String name) { |
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46 return new HotSpotUnresolvedJavaType(name, runtime); |
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47 } |
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48 |
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49 @Override |
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50 public JavaType getComponentType() { |
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51 assert getName().charAt(0) == '[' : "no array class" + getName(); |
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52 return new HotSpotUnresolvedJavaType(getName().substring(1), runtime); |
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53 } |
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54 |
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55 @Override |
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56 public JavaType getArrayClass() { |
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57 return new HotSpotUnresolvedJavaType('[' + getName(), runtime); |
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58 } |
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59 |
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60 @Override |
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61 public JavaKind getJavaKind() { |
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62 return JavaKind.Object; |
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63 } |
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64 |
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65 @Override |
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66 public int hashCode() { |
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67 return getName().hashCode(); |
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68 } |
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69 |
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70 @Override |
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72 if (this == obj) { | |
73 return true; | |
74 } | |
75 if (obj == null || !(obj instanceof HotSpotUnresolvedJavaType)) { | |
76 return false; | |
77 } | |
78 HotSpotUnresolvedJavaType that = (HotSpotUnresolvedJavaType) obj; | |
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79 return this.getName().equals(that.getName()); |
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80 } |
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81 |
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82 @Override |
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83 public String toString() { |
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84 return "HotSpotType<" + getName() + ", unresolved>"; |
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85 } |
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86 |
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87 @Override |
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88 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) { |
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89 return (ResolvedJavaType) runtime.lookupType(getName(), (HotSpotResolvedObjectType) accessingClass, true); |
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90 } |
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91 |
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92 /** |
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93 * Try to find a loaded version of this class. |
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94 * |
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95 * @param accessingClass |
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96 * @return the resolved class or null. |
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97 */ |
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98 ResolvedJavaType reresolve(HotSpotResolvedObjectType accessingClass) { |
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99 JavaType type = runtime.lookupType(getName(), accessingClass, false); |
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100 if (type instanceof ResolvedJavaType) { |
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101 return (ResolvedJavaType) type; |
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102 } |
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103 return null; |
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104 } |
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105 } |