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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/jvmci/HotSpotUnresolvedJavaType.java @ 21533:b118c9be1d1f

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fixed regression preventing hosted CompileTheWorld from running (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Sun, 24 May 2015 14:44:28 +0200
parents 07b088d61d5d
children
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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 com.oracle.graal.hotspot.jvmci;
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24
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25 import com.oracle.graal.api.meta.*;
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26
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27 /**
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28 * Implementation of {@link JavaType} for unresolved HotSpot classes.
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29 */
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30 public class HotSpotUnresolvedJavaType extends HotSpotJavaType {
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31
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32 private final HotSpotJVMCIRuntimeProvider runtime;
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33
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34 public HotSpotUnresolvedJavaType(String name, HotSpotJVMCIRuntimeProvider runtime) {
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35 super(name);
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36 assert name.charAt(0) == '[' || name.charAt(name.length() - 1) == ';' : name;
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37 this.runtime = runtime;
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38 }
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39
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40 /**
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41 * Creates an unresolved type for a valid {@link JavaType#getName() type name}.
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42 */
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43 public static HotSpotUnresolvedJavaType create(HotSpotJVMCIRuntimeProvider runtime, String name) {
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44 return new HotSpotUnresolvedJavaType(name, runtime);
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45 }
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46
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47 @Override
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48 public JavaType getComponentType() {
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49 assert getName().charAt(0) == '[' : "no array class" + getName();
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50 return new HotSpotUnresolvedJavaType(getName().substring(1), runtime);
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51 }
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52
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53 @Override
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54 public JavaType getArrayClass() {
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55 return new HotSpotUnresolvedJavaType('[' + getName(), runtime);
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56 }
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58 @Override
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59 public Kind getKind() {
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60 return Kind.Object;
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61 }
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63 @Override
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64 public int hashCode() {
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65 return getName().hashCode();
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66 }
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68 @Override
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69 public boolean equals(Object obj) {
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70 if (this == obj) {
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71 return true;
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72 }
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73 if (obj == null || !(obj instanceof HotSpotUnresolvedJavaType)) {
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74 return false;
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75 }
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76 HotSpotUnresolvedJavaType that = (HotSpotUnresolvedJavaType) obj;
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77 return this.getName().equals(that.getName());
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78 }
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79
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80 @Override
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81 public String toString() {
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82 return "HotSpotType<" + getName() + ", unresolved>";
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83 }
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85 @Override
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86 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) {
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87 return (ResolvedJavaType) runtime.lookupType(getName(), (HotSpotResolvedObjectType) accessingClass, true);
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88 }
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89
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90 /**
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91 * Try to find a loaded version of this class.
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92 *
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93 * @param accessingClass
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94 * @return the resolved class or null.
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95 */
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96 ResolvedJavaType reresolve(HotSpotResolvedObjectType accessingClass) {
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97 JavaType type = runtime.lookupType(getName(), accessingClass, false);
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98 if (type instanceof ResolvedJavaType) {
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99 return (ResolvedJavaType) type;
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100 }
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101 return null;
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102 }
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103 }