146 lines
6.1 KiB
Java
146 lines
6.1 KiB
Java
/*
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* Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @summary test JNI_GetModule() API
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* @run main/native GetModule
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*/
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import java.lang.management.LockInfo;
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public class GetModule {
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static {
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System.loadLibrary("GetModule");
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}
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static native Object callGetModule(java.lang.Class clazz);
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public static void main(String[] args) {
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Module module;
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Module javaBaseModule;
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// Module for primitive type, should be "java.base"
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java.lang.Integer primitive_int = 1;
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try {
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javaBaseModule = (Module)callGetModule(primitive_int.getClass());
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if (!javaBaseModule.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for primitive type: " +
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javaBaseModule.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for Integer: " + e.toString());
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}
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// Module for array of primitives, should be "java.base"
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int[] int_array = {1, 2, 3};
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try {
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javaBaseModule = (Module)callGetModule(int_array.getClass());
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if (!javaBaseModule.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for array of primitives: " +
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javaBaseModule.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for [I: " + e.toString());
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}
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// Module for multi-dimensional array of primitives, should be "java.base"
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int[][] multi_int_array = { {1, 2, 3}, {4, 5, 6} };
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try {
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javaBaseModule = (Module)callGetModule(multi_int_array.getClass());
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if (!javaBaseModule.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for multi-dimensional array of primitives: " +
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javaBaseModule.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for multi-dimensional Integer array: " + e.toString());
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}
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// Module for java.lang.String, should be "java.base"
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java.lang.String str = "abc";
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try {
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module = (Module)callGetModule(str.getClass());
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if (!module.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for class String: " +
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module.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for String: " + e.toString());
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}
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// Module for array of java.lang.Strings, should be "java.base"
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java.lang.String[] str_array = {"a", "b", "c"};
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try {
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javaBaseModule = (Module)callGetModule(str_array.getClass());
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if (!javaBaseModule.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for array of Strings: " +
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javaBaseModule.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for String array: " + e.toString());
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}
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// Module for multi-dimensional array of java.lang.Strings, should be "java.base"
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java.lang.String[][] multi_str_array = { {"a", "b", "c"}, {"d", "e", "f"} };
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try {
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javaBaseModule = (Module)callGetModule(multi_str_array.getClass());
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if (!javaBaseModule.getName().equals("java.base")) {
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throw new RuntimeException("Unexpected module name for multi-dimensional array of Strings: " +
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javaBaseModule.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for multidimensional String array: " + e.toString());
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}
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// Module for java.lang.management.LockInfo
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try {
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LockInfo li = new LockInfo("java.lang.Class", 57);
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module = (Module)callGetModule(li.getClass());
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if (!module.getName().equals("java.management")) {
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throw new RuntimeException("Unexpected module name for class LockInfo: " +
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module.getName());
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for LockInfo: " + e.toString());
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}
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// Unnamed module.
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try {
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module = (Module)callGetModule(MyClassLoader.class);
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if (module == null || module.getName() != null) {
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throw new RuntimeException("Bad module for unnamed module");
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}
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} catch(Throwable e) {
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throw new RuntimeException("Unexpected exception for unnamed module: " + e.toString());
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}
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try {
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module = (Module)callGetModule(null);
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throw new RuntimeException("Failed to get expected NullPointerException");
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} catch(NullPointerException e) {
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// Expected
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}
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}
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static class MyClassLoader extends ClassLoader { }
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}
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