Mercurial > hg > graal-jvmci-8
comparison graal/com.oracle.jvmci.runtime.test/src/com/oracle/jvmci/runtime/test/TypeUniverse.java @ 21663:381ab4105afe
moved com.oracle.graal.java.test to com.oracle.jvmci.runtime.test
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 02 Jun 2015 15:15:58 +0200 |
parents | graal/com.oracle.graal.java.test/src/com/oracle/graal/java/test/TypeUniverse.java@47bebae7454f |
children | 5910a266f32d |
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21662:b45e0f791465 | 21663:381ab4105afe |
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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 com.oracle.jvmci.runtime.test; | |
24 | |
25 import static java.lang.reflect.Modifier.*; | |
26 | |
27 import java.io.*; | |
28 import java.lang.reflect.*; | |
29 import java.util.*; | |
30 import java.util.Queue; | |
31 import java.util.stream.*; | |
32 | |
33 import org.junit.*; | |
34 | |
35 import sun.misc.*; | |
36 | |
37 import com.oracle.jvmci.meta.*; | |
38 import com.oracle.jvmci.runtime.*; | |
39 | |
40 /** | |
41 * Context for type related tests. | |
42 */ | |
43 public class TypeUniverse { | |
44 | |
45 public static final Unsafe unsafe; | |
46 public static final double JAVA_VERSION = Double.valueOf(System.getProperty("java.specification.version")); | |
47 | |
48 public static final MetaAccessProvider metaAccess = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess(); | |
49 public static final ConstantReflectionProvider constantReflection = JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection(); | |
50 public static final Collection<Class<?>> classes = new HashSet<>(); | |
51 public static final Set<ResolvedJavaType> javaTypes; | |
52 public static final Map<Class<?>, Class<?>> arrayClasses = new HashMap<>(); | |
53 | |
54 private static List<ConstantValue> constants; | |
55 | |
56 static { | |
57 Unsafe theUnsafe = null; | |
58 try { | |
59 theUnsafe = Unsafe.getUnsafe(); | |
60 } catch (Exception e) { | |
61 try { | |
62 Field theUnsafeField = Unsafe.class.getDeclaredField("theUnsafe"); | |
63 theUnsafeField.setAccessible(true); | |
64 theUnsafe = (Unsafe) theUnsafeField.get(null); | |
65 } catch (Exception e1) { | |
66 throw (InternalError) new InternalError("unable to initialize unsafe").initCause(e1); | |
67 } | |
68 } | |
69 unsafe = theUnsafe; | |
70 | |
71 Class<?>[] initialClasses = {void.class, boolean.class, byte.class, short.class, char.class, int.class, float.class, long.class, double.class, Object.class, Class.class, ClassLoader.class, | |
72 String.class, Serializable.class, Cloneable.class, Test.class, TestMetaAccessProvider.class, List.class, Collection.class, Map.class, Queue.class, HashMap.class, | |
73 LinkedHashMap.class, IdentityHashMap.class, AbstractCollection.class, AbstractList.class, ArrayList.class, TrustedInterface.class}; | |
74 for (Class<?> c : initialClasses) { | |
75 addClass(c); | |
76 } | |
77 | |
78 javaTypes = Collections.unmodifiableSet(classes.stream().map(c -> metaAccess.lookupJavaType(c)).collect(Collectors.toSet())); | |
79 } | |
80 | |
81 static class ConstantsUniverse { | |
82 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(); | |
83 static final Object CONST1 = new ArrayList<>(); | |
84 static final Object CONST2 = new ArrayList<>(); | |
85 static final Object CONST3 = new IdentityHashMap<>(); | |
86 static final Object CONST4 = new LinkedHashMap<>(); | |
87 static final Object CONST5 = new TreeMap<>(); | |
88 static final Object CONST6 = new ArrayDeque<>(); | |
89 static final Object CONST7 = new LinkedList<>(); | |
90 static final Object CONST8 = "a string"; | |
91 static final Object CONST9 = 42; | |
92 static final Object CONST10 = String.class; | |
93 static final Object CONST11 = String[].class; | |
94 } | |
95 | |
96 public static List<ConstantValue> constants() { | |
97 if (constants == null) { | |
98 List<ConstantValue> res = readConstants(JavaConstant.class); | |
99 res.addAll(readConstants(ConstantsUniverse.class)); | |
100 constants = res; | |
101 } | |
102 return constants; | |
103 } | |
104 | |
105 public static class ConstantValue { | |
106 public final String name; | |
107 public final JavaConstant value; | |
108 public final Object boxed; | |
109 | |
110 public ConstantValue(String name, JavaConstant value, Object boxed) { | |
111 this.name = name; | |
112 this.value = value; | |
113 this.boxed = boxed; | |
114 } | |
115 | |
116 @Override | |
117 public String toString() { | |
118 return name + "=" + value; | |
119 } | |
120 | |
121 public String getSimpleName() { | |
122 return name.substring(name.lastIndexOf('.') + 1); | |
123 } | |
124 } | |
125 | |
126 /** | |
127 * Reads the value of all {@code static final} fields from a given class into an array of | |
128 * {@link ConstantValue}s. | |
129 */ | |
130 public static List<ConstantValue> readConstants(Class<?> fromClass) { | |
131 try { | |
132 List<ConstantValue> res = new ArrayList<>(); | |
133 for (Field field : fromClass.getDeclaredFields()) { | |
134 if (isStatic(field.getModifiers()) && isFinal(field.getModifiers())) { | |
135 JavaField javaField = metaAccess.lookupJavaField(field); | |
136 Object boxed = field.get(null); | |
137 if (boxed instanceof JavaConstant) { | |
138 res.add(new ConstantValue(javaField.format("%H.%n"), (JavaConstant) boxed, boxed)); | |
139 } else { | |
140 JavaConstant value = constantReflection.readConstantFieldValue(javaField, null); | |
141 if (value != null) { | |
142 res.add(new ConstantValue(javaField.format("%H.%n"), value, boxed)); | |
143 if (boxed instanceof Object[]) { | |
144 Object[] arr = (Object[]) boxed; | |
145 for (int i = 0; i < arr.length; i++) { | |
146 JavaConstant element = constantReflection.readArrayElement(value, i); | |
147 if (element != null) { | |
148 res.add(new ConstantValue(javaField.format("%H.%n[" + i + "]"), element, arr[i])); | |
149 } | |
150 } | |
151 } | |
152 } | |
153 } | |
154 } | |
155 } | |
156 return res; | |
157 } catch (Exception e) { | |
158 throw new AssertionError(e); | |
159 } | |
160 } | |
161 | |
162 public synchronized Class<?> getArrayClass(Class<?> componentType) { | |
163 Class<?> arrayClass = arrayClasses.get(componentType); | |
164 if (arrayClass == null) { | |
165 arrayClass = Array.newInstance(componentType, 0).getClass(); | |
166 arrayClasses.put(componentType, arrayClass); | |
167 } | |
168 return arrayClass; | |
169 } | |
170 | |
171 public static int dimensions(Class<?> c) { | |
172 if (c.getComponentType() != null) { | |
173 return 1 + dimensions(c.getComponentType()); | |
174 } | |
175 return 0; | |
176 } | |
177 | |
178 private static void addClass(Class<?> c) { | |
179 if (classes.add(c)) { | |
180 if (c.getSuperclass() != null) { | |
181 addClass(c.getSuperclass()); | |
182 } | |
183 for (Class<?> sc : c.getInterfaces()) { | |
184 addClass(sc); | |
185 } | |
186 for (Class<?> dc : c.getDeclaredClasses()) { | |
187 addClass(dc); | |
188 } | |
189 for (Method m : c.getDeclaredMethods()) { | |
190 addClass(m.getReturnType()); | |
191 for (Class<?> p : m.getParameterTypes()) { | |
192 addClass(p); | |
193 } | |
194 } | |
195 | |
196 if (c != void.class && dimensions(c) < 2) { | |
197 Class<?> arrayClass = Array.newInstance(c, 0).getClass(); | |
198 arrayClasses.put(c, arrayClass); | |
199 addClass(arrayClass); | |
200 } | |
201 } | |
202 } | |
203 } |