1 /* 2 * Copyright (c) 2015, 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 24 package compiler.compilercontrol.share.pool; 25 26 import jdk.test.lib.util.Pair; 27 28 import java.lang.reflect.Executable; 29 import java.lang.reflect.Method; 30 import java.util.ArrayList; 31 import java.util.List; 32 import java.util.concurrent.Callable; 33 34 /** 35 * Represents a holder that contains test methods 36 */ 37 public abstract class MethodHolder { 38 /** 39 * Helper method to get executable for the specified method 40 * 41 * @param holder class that holds specified method 42 * @param name method name 43 * @param parameterTypes parameter types of the specified method 44 * @return {@link Method} instance 45 */ 46 public Method getMethod(MethodHolder holder, 47 String name, 48 Class<?>... parameterTypes) { 49 try { 50 return holder.getClass().getDeclaredMethod(name, parameterTypes); 51 } catch (NoSuchMethodException e) { 52 throw new Error("TESTBUG: Can't get method " + name, e); 53 } 54 } 55 56 /** 57 * Gets all test methods 58 * 59 * @return pairs of Executable and appropriate Callable 60 */ 61 public List<Pair<Executable, Callable<?>>> getAllMethods() { 62 Class<?> aClass = this.getClass(); 63 Object classInstance; 64 try { 65 classInstance = aClass.newInstance(); 66 } catch (ReflectiveOperationException e) { 67 throw new Error("TESTBUG: unable to get new instance", e); 68 } 69 List<Pair<Executable, Callable<?>>> pairs = new ArrayList<>(); 70 { 71 Method method = getMethod(this, "method", int.class, String[].class, 72 Integer.class, byte[].class, double[][].class); 73 Pair<Executable, Callable<?>> pair = new Pair<>(method, 74 () -> { 75 // Make args 76 int a = 0; 77 String[] ss = {"a", "b", "c", "d"}; 78 Integer i = 1; 79 byte[] bb = {1, 2}; 80 double[][] dd = { 81 {1.618033, 3.141592}, 82 {2.718281, 0.007874} 83 }; 84 // Invoke method 85 method.invoke(classInstance, a, ss, i, bb, dd); 86 return true; 87 }); 88 pairs.add(pair); 89 } 90 { 91 Method method = getMethod(this, "method"); 92 Pair<Executable, Callable<?>> pair = new Pair<>(method, 93 () -> { 94 method.invoke(classInstance); 95 return true; 96 }); 97 pairs.add(pair); 98 } 99 { 100 Method method = getMethod(this, "smethod"); 101 Pair<Executable, Callable<?>> pair = new Pair<>(method, 102 () -> method.invoke(classInstance)); 103 pairs.add(pair); 104 } 105 { 106 Method method = getMethod(this, "smethod", int.class, int[].class); 107 Pair<Executable, Callable<?>> pair = new Pair<>(method, 108 () -> { 109 int[] array = {1, 2, 3}; 110 return method.invoke(classInstance, 42, array); 111 }); 112 pairs.add(pair); 113 } 114 { 115 Method method = getMethod(this, "smethod", Integer.class); 116 Pair<Executable, Callable<?>> pair = new Pair<>(method, 117 () -> method.invoke(classInstance, 100)); 118 pairs.add(pair); 119 } 120 return pairs; 121 } 122 }