132 lines
4.6 KiB
Java
132 lines
4.6 KiB
Java
/*
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* Copyright (c) 2010, 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.sysdict.share;
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import java.lang.reflect.Field;
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import nsk.share.Failure;
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import nsk.share.TestFailure;
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import nsk.share.sysdict.ClassLoadersChain;
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import nsk.share.test.Tests;
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/**
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* This is a main class for all chain tests.
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*/
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public class ChainTest extends SysDictTest {
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public ChainTest(String[] args) {
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parseArgs(args);
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}
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public static void main(String args[]) {
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Tests.runTest(new ChainTest(args), args);
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}
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private static final int NxM_FACTOR = 450;
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private int classesHeight;
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private int loadersHeight;
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String[] classNames;
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@Override
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protected void parseArgs(String args[]) {
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super.parseArgs(args);
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boolean isLoaderHeightDefault = true;
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boolean isHeightDefault = true;
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for (int i = 0; i < args.length; i++) {
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if (args[i].equals("-classloaderHeight")) {
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loadersHeight = Integer.parseInt(args[i + 1]);
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if (loadersHeight > 0) {
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isLoaderHeightDefault = false;
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}
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}
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if (args[i].equals("-height")) {
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classesHeight = Integer.parseInt(args[i + 1]);
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if (classesHeight > 0) {
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isHeightDefault = false;
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}
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}
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}
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Class info;
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try {
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if (useFats) {
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info = createJarLoader().loadClass(PACKAGE_PREFIX + "FatsInfo");
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} else {
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info = createJarLoader().loadClass(PACKAGE_PREFIX + "LeansInfo");
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}
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System.out.println("name=" + info.getName());
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for (Field field : info.getDeclaredFields()) {
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System.err.println("field = " + field.getName());
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}
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if (isHeightDefault) {
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classesHeight = info.getField("HEIGHT").getInt(null);
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}
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if (isLoaderHeightDefault) {
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loadersHeight = NxM_FACTOR / classesHeight;
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}
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if (loadersHeight * classesHeight != NxM_FACTOR) {
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throw new Failure("classes height must divide " + NxM_FACTOR);
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}
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if (loadersHeight == 0) {
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throw new Failure("loaders height should be positive");
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}
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if (classesHeight == 0) {
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throw new Failure("classes height should be positive");
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}
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classNames = new String[classesHeight];
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for (int i = 0; i < classesHeight; i++) {
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classNames[i] = PACKAGE_PREFIX + info.getField("rootName").get(null)
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+ ((String[]) info.getField("nodeNames").get(null))[i];
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}
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if (classNames == null || classNames.length == 0) {
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throw new TestFailure("No classes names for loading");
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}
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System.out.println("The classHeight = " + classesHeight + " the loadersHeight = " + loadersHeight);
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} catch (Exception e) {
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throw new TestFailure("Can't initialize test correctly", e);
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}
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}
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@Override
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String[] getClassNames() {
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return classNames;
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}
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@Override
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ClassLoader[] createLoaders() {
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ClassLoader loaders[] = new ClassLoader[loadersHeight];
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ClassLoader jarLoader = createJarLoader();
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ClassLoadersChain loadersChain =
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new ClassLoadersChain(jarLoader, loadersHeight);
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// direct ordering: root loader first
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for (int i = 0; i < loadersHeight; i++) {
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loaders[i] = loadersChain.getLoader(loadersHeight - 1 - i);
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}
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return loaders;
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}
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}
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