93 lines
3.1 KiB
Java
93 lines
3.1 KiB
Java
/*
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* Copyright (c) 2003, 2018, 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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package nsk.jvmti.GetClassLoader;
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import java.io.*;
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import java.lang.reflect.Array;
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public class getclsldr003 {
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final static int JCK_STATUS_BASE = 95;
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static {
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try {
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System.loadLibrary("getclsldr003");
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} catch (UnsatisfiedLinkError ule) {
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System.err.println("Could not load getclsldr003 library");
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System.err.println("java.library.path:"
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+ System.getProperty("java.library.path"));
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throw ule;
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}
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}
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native static void check(Class cls, ClassLoader cl);
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native static int getRes();
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public static void main(String args[]) {
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args = nsk.share.jvmti.JVMTITest.commonInit(args);
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// produce JCK-like exit status.
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System.exit(run(args, System.out) + JCK_STATUS_BASE);
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}
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public static int run(String args[], PrintStream out) {
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ClassLoader cl = getclsldr003.class.getClassLoader();
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check(getclsldr003.class, cl);
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check(new getclsldr003[1].getClass(), cl);
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try {
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TestClassLoader tcl = new TestClassLoader();
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Class c = tcl.loadClass("nsk.jvmti.GetClassLoader.getclsldr003a");
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Object a = Array.newInstance(c, 1);
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check(c, tcl);
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check(a.getClass(), tcl);
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} catch (ClassNotFoundException ex) {
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ex.printStackTrace(out);
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return 2;
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}
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return getRes();
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}
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private static class TestClassLoader extends ClassLoader {
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protected Class findClass(String name) throws ClassNotFoundException {
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byte[] buf;
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try {
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InputStream in = getSystemResourceAsStream(
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name.replace('.', File.separatorChar) + ".klass");
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if (in == null) {
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throw new ClassNotFoundException(name);
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}
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buf = new byte[in.available()];
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in.read(buf);
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in.close();
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} catch (Exception ex) {
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throw new ClassNotFoundException(name, ex);
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}
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return defineClass(name, buf, 0, buf.length);
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}
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}
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}
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