| /* |
| * Copyright (c) 2016, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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.nashorn.test.models; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Executable; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Method; |
| import jdk.nashorn.internal.runtime.Context; |
| |
| /** |
| * Few tests reflectively invoke or read fields of Nashorn classes |
| * and objects - but of packages that are not exported to any module! |
| * But, those packages are qualified exported to test [java] code |
| * such as this class. So, test scripts can invoke the methods of this |
| * class instead. |
| */ |
| public final class Reflector { |
| private Reflector() {} |
| private static final Module NASHORN_MOD = Context.class.getModule(); |
| |
| public static void setAccessible(Executable e) { |
| if (e.getDeclaringClass().getModule() != NASHORN_MOD) { |
| throw new RuntimeException(e + " is not from Nashorn module"); |
| } |
| |
| e.setAccessible(true); |
| } |
| |
| public static void setAccessible(Field f) { |
| if (f.getDeclaringClass().getModule() != NASHORN_MOD) { |
| throw new RuntimeException(f + " is not from Nashorn module"); |
| } |
| |
| f.setAccessible(true); |
| } |
| |
| public static Object invoke(final Method m, final Object self, final Object...args) { |
| if (m.getDeclaringClass().getModule() != NASHORN_MOD) { |
| throw new RuntimeException(m + " is not from Nashorn module"); |
| } |
| |
| try { |
| return m.invoke(self, args); |
| } catch (final Exception e) { |
| if (e instanceof RuntimeException) { |
| throw (RuntimeException)e; |
| } else { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| public static Object newInstance(final Constructor c, final Object...args) { |
| if (c.getDeclaringClass().getModule() != NASHORN_MOD) { |
| throw new RuntimeException(c + " is not from Nashorn module"); |
| } |
| |
| try { |
| return c.newInstance(args); |
| } catch (final Exception e) { |
| if (e instanceof RuntimeException) { |
| throw (RuntimeException)e; |
| } else { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| public static Object get(final Field f, final Object self) { |
| if (f.getDeclaringClass().getModule() != NASHORN_MOD) { |
| throw new RuntimeException(f + " is not from Nashorn module"); |
| } |
| |
| try { |
| return f.get(self); |
| } catch (final Exception e) { |
| if (e instanceof RuntimeException) { |
| throw (RuntimeException)e; |
| } else { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| } |