Mercurial > hg > graal-jvmci-8
view jvmci/jdk.vm.ci.runtime.test/src/jdk/vm/ci/runtime/test/TypeUniverse.java @ 22729:e00426c54952
made JVMCI providers available as a normal services to avoid need for recompiling Graal jars to deploy them on JDK9
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 10 Nov 2015 23:16:06 +0100 |
parents | 1bbd4a7c274b |
children | f4c4cc22a31c |
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/* * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package jdk.vm.ci.runtime.test; import static java.lang.reflect.Modifier.isFinal; import static java.lang.reflect.Modifier.isStatic; import java.io.Serializable; import java.lang.reflect.Array; import java.lang.reflect.Field; import java.lang.reflect.Method; import java.util.AbstractCollection; import java.util.AbstractList; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.HashMap; import java.util.HashSet; import java.util.IdentityHashMap; import java.util.LinkedHashMap; import java.util.LinkedList; import java.util.List; import java.util.Map; import java.util.Queue; import java.util.Set; import java.util.TreeMap; import java.util.stream.Collectors; import jdk.vm.ci.meta.ConstantReflectionProvider; import jdk.vm.ci.meta.JavaConstant; import jdk.vm.ci.meta.JavaField; import jdk.vm.ci.meta.MetaAccessProvider; import jdk.vm.ci.meta.ResolvedJavaType; import jdk.vm.ci.meta.TrustedInterface; import jdk.vm.ci.runtime.JVMCI; import org.junit.Test; import sun.misc.Unsafe; //JaCoCo Exclude /** * Context for type related tests. */ public class TypeUniverse { public static final Unsafe unsafe; public static final double JAVA_VERSION = Double.valueOf(System.getProperty("java.specification.version")); public static final MetaAccessProvider metaAccess = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess(); public static final ConstantReflectionProvider constantReflection = JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection(); public static final Collection<Class<?>> classes = new HashSet<>(); public static final Set<ResolvedJavaType> javaTypes; public static final Map<Class<?>, Class<?>> arrayClasses = new HashMap<>(); private static List<ConstantValue> constants; public class InnerClass { } public static class InnerStaticClass { } public static final class InnerStaticFinalClass { } private class PrivateInnerClass { } protected class ProtectedInnerClass { } static { Unsafe theUnsafe = null; try { theUnsafe = Unsafe.getUnsafe(); } catch (Exception e) { try { Field theUnsafeField = Unsafe.class.getDeclaredField("theUnsafe"); theUnsafeField.setAccessible(true); theUnsafe = (Unsafe) theUnsafeField.get(null); } catch (Exception e1) { throw (InternalError) new InternalError("unable to initialize unsafe").initCause(e1); } } unsafe = theUnsafe; 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, byte[].class, short[].class, char[].class, int[].class, float[].class, long[].class, double[].class, Object[].class, Class[].class, List[].class, boolean[][].class, byte[][].class, short[][].class, char[][].class, int[][].class, float[][].class, long[][].class, double[][].class, Object[][].class, Class[][].class, List[][].class, ClassLoader.class, String.class, Serializable.class, Cloneable.class, Test.class, TestMetaAccessProvider.class, List.class, Collection.class, Map.class, Queue.class, HashMap.class, LinkedHashMap.class, IdentityHashMap.class, AbstractCollection.class, AbstractList.class, ArrayList.class, TrustedInterface.class, InnerClass.class, InnerStaticClass.class, InnerStaticFinalClass.class, PrivateInnerClass.class, ProtectedInnerClass.class}; for (Class<?> c : initialClasses) { addClass(c); } javaTypes = Collections.unmodifiableSet(classes.stream().map(c -> metaAccess.lookupJavaType(c)).collect(Collectors.toSet())); } static class ConstantsUniverse { 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(); static final Object CONST1 = new ArrayList<>(); static final Object CONST2 = new ArrayList<>(); static final Object CONST3 = new IdentityHashMap<>(); static final Object CONST4 = new LinkedHashMap<>(); static final Object CONST5 = new TreeMap<>(); static final Object CONST6 = new ArrayDeque<>(); static final Object CONST7 = new LinkedList<>(); static final Object CONST8 = "a string"; static final Object CONST9 = 42; static final Object CONST10 = String.class; static final Object CONST11 = String[].class; } public static List<ConstantValue> constants() { if (constants == null) { List<ConstantValue> res = readConstants(JavaConstant.class); res.addAll(readConstants(ConstantsUniverse.class)); constants = res; } return constants; } public static class ConstantValue { public final String name; public final JavaConstant value; public final Object boxed; public ConstantValue(String name, JavaConstant value, Object boxed) { this.name = name; this.value = value; this.boxed = boxed; } @Override public String toString() { return name + "=" + value; } public String getSimpleName() { return name.substring(name.lastIndexOf('.') + 1); } } /** * Reads the value of all {@code static final} fields from a given class into an array of * {@link ConstantValue}s. */ public static List<ConstantValue> readConstants(Class<?> fromClass) { try { List<ConstantValue> res = new ArrayList<>(); for (Field field : fromClass.getDeclaredFields()) { if (isStatic(field.getModifiers()) && isFinal(field.getModifiers())) { JavaField javaField = metaAccess.lookupJavaField(field); Object boxed = field.get(null); if (boxed instanceof JavaConstant) { res.add(new ConstantValue(javaField.format("%H.%n"), (JavaConstant) boxed, boxed)); } else { JavaConstant value = constantReflection.readConstantFieldValue(javaField, null); if (value != null) { res.add(new ConstantValue(javaField.format("%H.%n"), value, boxed)); if (boxed instanceof Object[]) { Object[] arr = (Object[]) boxed; for (int i = 0; i < arr.length; i++) { JavaConstant element = constantReflection.readArrayElement(value, i); if (element != null) { res.add(new ConstantValue(javaField.format("%H.%n[" + i + "]"), element, arr[i])); } } } } } } } return res; } catch (Exception e) { throw new AssertionError(e); } } public synchronized Class<?> getArrayClass(Class<?> componentType) { Class<?> arrayClass = arrayClasses.get(componentType); if (arrayClass == null) { arrayClass = Array.newInstance(componentType, 0).getClass(); arrayClasses.put(componentType, arrayClass); } return arrayClass; } public static int dimensions(Class<?> c) { if (c.getComponentType() != null) { return 1 + dimensions(c.getComponentType()); } return 0; } private static void addClass(Class<?> c) { if (classes.add(c)) { if (c.getSuperclass() != null) { addClass(c.getSuperclass()); } for (Class<?> sc : c.getInterfaces()) { addClass(sc); } for (Class<?> dc : c.getDeclaredClasses()) { addClass(dc); } for (Method m : c.getDeclaredMethods()) { addClass(m.getReturnType()); for (Class<?> p : m.getParameterTypes()) { addClass(p); } } if (c != void.class && dimensions(c) < 2) { Class<?> arrayClass = Array.newInstance(c, 0).getClass(); arrayClasses.put(c, arrayClass); addClass(arrayClass); } } } }