Mercurial > hg > graal-jvmci-8
comparison jvmci/jdk.vm.ci.runtime.test/src/jdk/vm/ci/runtime/test/TypeUniverse.java @ 22672:1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 08 Oct 2015 17:28:41 -0700 |
parents | jvmci/jdk.internal.jvmci.runtime.test/src/jdk/internal/jvmci/runtime/test/TypeUniverse.java@ec96f33a101d |
children | f4c4cc22a31c |
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22671:97f30e4d0e95 | 22672:1bbd4a7c274b |
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1 /* | |
2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. 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. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 package jdk.vm.ci.runtime.test; | |
24 | |
25 import static java.lang.reflect.Modifier.isFinal; | |
26 import static java.lang.reflect.Modifier.isStatic; | |
27 | |
28 import java.io.Serializable; | |
29 import java.lang.reflect.Array; | |
30 import java.lang.reflect.Field; | |
31 import java.lang.reflect.Method; | |
32 import java.util.AbstractCollection; | |
33 import java.util.AbstractList; | |
34 import java.util.ArrayDeque; | |
35 import java.util.ArrayList; | |
36 import java.util.Collection; | |
37 import java.util.Collections; | |
38 import java.util.HashMap; | |
39 import java.util.HashSet; | |
40 import java.util.IdentityHashMap; | |
41 import java.util.LinkedHashMap; | |
42 import java.util.LinkedList; | |
43 import java.util.List; | |
44 import java.util.Map; | |
45 import java.util.Queue; | |
46 import java.util.Set; | |
47 import java.util.TreeMap; | |
48 import java.util.stream.Collectors; | |
49 | |
50 import jdk.vm.ci.meta.ConstantReflectionProvider; | |
51 import jdk.vm.ci.meta.JavaConstant; | |
52 import jdk.vm.ci.meta.JavaField; | |
53 import jdk.vm.ci.meta.MetaAccessProvider; | |
54 import jdk.vm.ci.meta.ResolvedJavaType; | |
55 import jdk.vm.ci.meta.TrustedInterface; | |
56 import jdk.vm.ci.runtime.JVMCI; | |
57 | |
58 import org.junit.Test; | |
59 | |
60 import sun.misc.Unsafe; | |
61 | |
62 //JaCoCo Exclude | |
63 | |
64 /** | |
65 * Context for type related tests. | |
66 */ | |
67 public class TypeUniverse { | |
68 | |
69 public static final Unsafe unsafe; | |
70 public static final double JAVA_VERSION = Double.valueOf(System.getProperty("java.specification.version")); | |
71 | |
72 public static final MetaAccessProvider metaAccess = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess(); | |
73 public static final ConstantReflectionProvider constantReflection = JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection(); | |
74 public static final Collection<Class<?>> classes = new HashSet<>(); | |
75 public static final Set<ResolvedJavaType> javaTypes; | |
76 public static final Map<Class<?>, Class<?>> arrayClasses = new HashMap<>(); | |
77 | |
78 private static List<ConstantValue> constants; | |
79 | |
80 public class InnerClass { | |
81 | |
82 } | |
83 | |
84 public static class InnerStaticClass { | |
85 | |
86 } | |
87 | |
88 public static final class InnerStaticFinalClass { | |
89 | |
90 } | |
91 | |
92 private class PrivateInnerClass { | |
93 | |
94 } | |
95 | |
96 protected class ProtectedInnerClass { | |
97 | |
98 } | |
99 | |
100 static { | |
101 Unsafe theUnsafe = null; | |
102 try { | |
103 theUnsafe = Unsafe.getUnsafe(); | |
104 } catch (Exception e) { | |
105 try { | |
106 Field theUnsafeField = Unsafe.class.getDeclaredField("theUnsafe"); | |
107 theUnsafeField.setAccessible(true); | |
108 theUnsafe = (Unsafe) theUnsafeField.get(null); | |
109 } catch (Exception e1) { | |
110 throw (InternalError) new InternalError("unable to initialize unsafe").initCause(e1); | |
111 } | |
112 } | |
113 unsafe = theUnsafe; | |
114 | |
115 Class<?>[] initialClasses = {void.class, boolean.class, byte.class, short.class, char.class, int.class, float.class, long.class, double.class, Object.class, Class.class, boolean[].class, | |
116 byte[].class, short[].class, char[].class, int[].class, float[].class, long[].class, double[].class, Object[].class, Class[].class, List[].class, boolean[][].class, | |
117 byte[][].class, short[][].class, char[][].class, int[][].class, float[][].class, long[][].class, double[][].class, Object[][].class, Class[][].class, List[][].class, | |
118 ClassLoader.class, String.class, Serializable.class, Cloneable.class, Test.class, TestMetaAccessProvider.class, List.class, Collection.class, Map.class, Queue.class, | |
119 HashMap.class, LinkedHashMap.class, IdentityHashMap.class, AbstractCollection.class, AbstractList.class, ArrayList.class, TrustedInterface.class, InnerClass.class, | |
120 InnerStaticClass.class, InnerStaticFinalClass.class, PrivateInnerClass.class, ProtectedInnerClass.class}; | |
121 for (Class<?> c : initialClasses) { | |
122 addClass(c); | |
123 } | |
124 | |
125 javaTypes = Collections.unmodifiableSet(classes.stream().map(c -> metaAccess.lookupJavaType(c)).collect(Collectors.toSet())); | |
126 } | |
127 | |
128 static class ConstantsUniverse { | |
129 static final Object[] ARRAYS = classes.stream().map(c -> c != void.class && !c.isArray() ? Array.newInstance(c, 42) : null).filter(o -> o != null).collect(Collectors.toList()).toArray(); | |
130 static final Object CONST1 = new ArrayList<>(); | |
131 static final Object CONST2 = new ArrayList<>(); | |
132 static final Object CONST3 = new IdentityHashMap<>(); | |
133 static final Object CONST4 = new LinkedHashMap<>(); | |
134 static final Object CONST5 = new TreeMap<>(); | |
135 static final Object CONST6 = new ArrayDeque<>(); | |
136 static final Object CONST7 = new LinkedList<>(); | |
137 static final Object CONST8 = "a string"; | |
138 static final Object CONST9 = 42; | |
139 static final Object CONST10 = String.class; | |
140 static final Object CONST11 = String[].class; | |
141 } | |
142 | |
143 public static List<ConstantValue> constants() { | |
144 if (constants == null) { | |
145 List<ConstantValue> res = readConstants(JavaConstant.class); | |
146 res.addAll(readConstants(ConstantsUniverse.class)); | |
147 constants = res; | |
148 } | |
149 return constants; | |
150 } | |
151 | |
152 public static class ConstantValue { | |
153 public final String name; | |
154 public final JavaConstant value; | |
155 public final Object boxed; | |
156 | |
157 public ConstantValue(String name, JavaConstant value, Object boxed) { | |
158 this.name = name; | |
159 this.value = value; | |
160 this.boxed = boxed; | |
161 } | |
162 | |
163 @Override | |
164 public String toString() { | |
165 return name + "=" + value; | |
166 } | |
167 | |
168 public String getSimpleName() { | |
169 return name.substring(name.lastIndexOf('.') + 1); | |
170 } | |
171 } | |
172 | |
173 /** | |
174 * Reads the value of all {@code static final} fields from a given class into an array of | |
175 * {@link ConstantValue}s. | |
176 */ | |
177 public static List<ConstantValue> readConstants(Class<?> fromClass) { | |
178 try { | |
179 List<ConstantValue> res = new ArrayList<>(); | |
180 for (Field field : fromClass.getDeclaredFields()) { | |
181 if (isStatic(field.getModifiers()) && isFinal(field.getModifiers())) { | |
182 JavaField javaField = metaAccess.lookupJavaField(field); | |
183 Object boxed = field.get(null); | |
184 if (boxed instanceof JavaConstant) { | |
185 res.add(new ConstantValue(javaField.format("%H.%n"), (JavaConstant) boxed, boxed)); | |
186 } else { | |
187 JavaConstant value = constantReflection.readConstantFieldValue(javaField, null); | |
188 if (value != null) { | |
189 res.add(new ConstantValue(javaField.format("%H.%n"), value, boxed)); | |
190 if (boxed instanceof Object[]) { | |
191 Object[] arr = (Object[]) boxed; | |
192 for (int i = 0; i < arr.length; i++) { | |
193 JavaConstant element = constantReflection.readArrayElement(value, i); | |
194 if (element != null) { | |
195 res.add(new ConstantValue(javaField.format("%H.%n[" + i + "]"), element, arr[i])); | |
196 } | |
197 } | |
198 } | |
199 } | |
200 } | |
201 } | |
202 } | |
203 return res; | |
204 } catch (Exception e) { | |
205 throw new AssertionError(e); | |
206 } | |
207 } | |
208 | |
209 public synchronized Class<?> getArrayClass(Class<?> componentType) { | |
210 Class<?> arrayClass = arrayClasses.get(componentType); | |
211 if (arrayClass == null) { | |
212 arrayClass = Array.newInstance(componentType, 0).getClass(); | |
213 arrayClasses.put(componentType, arrayClass); | |
214 } | |
215 return arrayClass; | |
216 } | |
217 | |
218 public static int dimensions(Class<?> c) { | |
219 if (c.getComponentType() != null) { | |
220 return 1 + dimensions(c.getComponentType()); | |
221 } | |
222 return 0; | |
223 } | |
224 | |
225 private static void addClass(Class<?> c) { | |
226 if (classes.add(c)) { | |
227 if (c.getSuperclass() != null) { | |
228 addClass(c.getSuperclass()); | |
229 } | |
230 for (Class<?> sc : c.getInterfaces()) { | |
231 addClass(sc); | |
232 } | |
233 for (Class<?> dc : c.getDeclaredClasses()) { | |
234 addClass(dc); | |
235 } | |
236 for (Method m : c.getDeclaredMethods()) { | |
237 addClass(m.getReturnType()); | |
238 for (Class<?> p : m.getParameterTypes()) { | |
239 addClass(p); | |
240 } | |
241 } | |
242 | |
243 if (c != void.class && dimensions(c) < 2) { | |
244 Class<?> arrayClass = Array.newInstance(c, 0).getClass(); | |
245 arrayClasses.put(c, arrayClass); | |
246 addClass(arrayClass); | |
247 } | |
248 } | |
249 } | |
250 } |