| /* |
| * Copyright (c) 2016, 2017, 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. |
| */ |
| |
| /* @test |
| * @summary test JNI_GetModule() API |
| * @run main/native GetModule |
| */ |
| |
| import java.lang.management.LockInfo; |
| public class GetModule { |
| |
| static { |
| System.loadLibrary("GetModule"); |
| } |
| |
| static native Object callGetModule(java.lang.Class clazz); |
| |
| public static void main(String[] args) { |
| Module module; |
| Module javaBaseModule; |
| |
| // Module for primitive type, should be "java.base" |
| java.lang.Integer primitive_int = 1; |
| try { |
| javaBaseModule = (Module)callGetModule(primitive_int.getClass()); |
| if (!javaBaseModule.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for primitive type: " + |
| javaBaseModule.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for Integer: " + e.toString()); |
| } |
| |
| // Module for array of primitives, should be "java.base" |
| int[] int_array = {1, 2, 3}; |
| try { |
| javaBaseModule = (Module)callGetModule(int_array.getClass()); |
| if (!javaBaseModule.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for array of primitives: " + |
| javaBaseModule.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for [I: " + e.toString()); |
| } |
| |
| // Module for multi-dimensional array of primitives, should be "java.base" |
| int[][] multi_int_array = { {1, 2, 3}, {4, 5, 6} }; |
| try { |
| javaBaseModule = (Module)callGetModule(multi_int_array.getClass()); |
| if (!javaBaseModule.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for multi-dimensional array of primitives: " + |
| javaBaseModule.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for multi-dimensional Integer array: " + e.toString()); |
| } |
| |
| // Module for java.lang.String, should be "java.base" |
| java.lang.String str = "abc"; |
| try { |
| module = (Module)callGetModule(str.getClass()); |
| if (!module.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for class String: " + |
| module.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for String: " + e.toString()); |
| } |
| |
| // Module for array of java.lang.Strings, should be "java.base" |
| java.lang.String[] str_array = {"a", "b", "c"}; |
| try { |
| javaBaseModule = (Module)callGetModule(str_array.getClass()); |
| if (!javaBaseModule.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for array of Strings: " + |
| javaBaseModule.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for String array: " + e.toString()); |
| } |
| |
| // Module for multi-dimensional array of java.lang.Strings, should be "java.base" |
| java.lang.String[][] multi_str_array = { {"a", "b", "c"}, {"d", "e", "f"} }; |
| try { |
| javaBaseModule = (Module)callGetModule(multi_str_array.getClass()); |
| if (!javaBaseModule.getName().equals("java.base")) { |
| throw new RuntimeException("Unexpected module name for multi-dimensional array of Strings: " + |
| javaBaseModule.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for multidimensional String array: " + e.toString()); |
| } |
| |
| // Module for java.lang.management.LockInfo |
| try { |
| LockInfo li = new LockInfo("java.lang.Class", 57); |
| module = (Module)callGetModule(li.getClass()); |
| if (!module.getName().equals("java.management")) { |
| throw new RuntimeException("Unexpected module name for class LockInfo: " + |
| module.getName()); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for LockInfo: " + e.toString()); |
| } |
| |
| // Unnamed module. |
| try { |
| module = (Module)callGetModule(MyClassLoader.class); |
| if (module == null || module.getName() != null) { |
| throw new RuntimeException("Bad module for unnamed module"); |
| } |
| } catch(Throwable e) { |
| throw new RuntimeException("Unexpected exception for unnamed module: " + e.toString()); |
| } |
| |
| try { |
| module = (Module)callGetModule(null); |
| throw new RuntimeException("Failed to get expected NullPointerException"); |
| } catch(NullPointerException e) { |
| // Expected |
| } |
| } |
| |
| static class MyClassLoader extends ClassLoader { } |
| } |