jdk/test/javax/management/Introspector/InvokeGettersTest.java
author coleenp
Wed, 17 Jun 2015 21:44:48 +0000
changeset 31362 8957ccbb5821
parent 30376 2ccf2cf7ea48
child 44423 306c020eb154
permissions -rw-r--r--
8098821: Crash in system dictionary initialization with shared strings Summary: map string regions after the compressed class base is known Reviewed-by: iklam, dcubed Contributed-by: coleen.phillimore@oracle.com, mikhailo.seledtsov@oracle.com
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/*
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 * Copyright (c) 2005, 2015, 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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/*
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 * @test
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 * @bug 6317101
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 * @summary Test that the jmx.invoke.getters system property works
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 * @author Eamonn McManus
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 * @modules java.management
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 * @run clean InvokeGettersTest
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 * @run build InvokeGettersTest
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 * @run main InvokeGettersTest
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 */
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import java.util.Arrays;
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import javax.management.*;
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public class InvokeGettersTest {
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    public static interface ThingMBean {
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        public int getWhatsit();
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        public void setWhatsit(int x);
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        public boolean isTrue();
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    }
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    public static class Thing implements ThingMBean {
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        public int getWhatsit() {
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            return whatsit;
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        }
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        public void setWhatsit(int x) {
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            whatsit = x;
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        }
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        public boolean isTrue() {
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            return true;
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        }
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        private int whatsit;
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    }
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    public static void main(String[] args) throws Exception {
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        MBeanServer mbs = MBeanServerFactory.newMBeanServer();
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        ObjectName on = new ObjectName("a:b=c");
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        mbs.registerMBean(new Thing(), on);
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        if (test(mbs, on, false))
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            System.out.println("OK: invoke without jmx.invoke.getters");
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        System.setProperty("jmx.invoke.getters", "true");
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        if (test(mbs, on, true))
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            System.out.println("OK: invoke with jmx.invoke.getters");
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        if (failure == null)
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            System.out.println("TEST PASSED");
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        else
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            throw new Exception("TEST FAILED: " + failure);
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    }
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    private static boolean test(MBeanServer mbs, ObjectName on,
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                                boolean shouldWork) throws Exception {
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        ++x;
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        mbs.setAttribute(on, new Attribute("Whatsit", x));
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        Integer got = (Integer) mbs.getAttribute(on, "Whatsit");
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        if (got != x)
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            return fail("Set attribute was not got: " + got);
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        ++x;
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        try {
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            mbs.invoke(on, "setWhatsit", new Object[] {x}, new String[] {"int"});
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            if (!shouldWork)
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                return fail("invoke setWhatsit worked but should not have");
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            System.out.println("invoke setWhatsit worked as expected");
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        } catch (ReflectionException e) {
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            if (shouldWork)
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                return fail("invoke setWhatsit did not work but should have");
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            System.out.println("set got expected exception: " + e);
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        }
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        try {
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            got = (Integer) mbs.invoke(on, "getWhatsit", null, null);
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            if (!shouldWork)
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                return fail("invoke getWhatsit worked but should not have");
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            if (got != x)
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                return fail("Set attribute through invoke was not got: " + got);
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            System.out.println("invoke getWhatsit worked as expected");
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        } catch (ReflectionException e) {
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            if (shouldWork)
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                return fail("invoke getWhatsit did not work but should have");
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            System.out.println("get got expected exception: " + e);
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        }
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        try {
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            boolean t = (Boolean) mbs.invoke(on, "isTrue", null, null);
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            if (!shouldWork)
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                return fail("invoke isTrue worked but should not have");
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            if (!t)
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                return fail("isTrue returned false");
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            System.out.println("invoke isTrue worked as expected");
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        } catch (ReflectionException e) {
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            if (shouldWork)
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                return fail("invoke isTrue did not work but should have");
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            else
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                System.out.println("isTrue got expected exception: " + e);
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        }
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        // Following cases should fail whether or not jmx.invoke.getters is set
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        final Object[][] badInvokes = {
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            {"isWhatsit", null, null},
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            {"getWhatsit", new Object[] {5}, new String[] {"int"}},
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            {"setWhatsit", new Object[] {false}, new String[] {"boolean"}},
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            {"getTrue", null, null},
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        };
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        boolean ok = true;
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        for (Object[] args : badInvokes) {
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            String name = (String) args[0];
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            Object[] params = (Object[]) args[1];
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            String[] sig = (String[]) args[2];
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            String what =
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                "invoke " + name + (sig == null ? "[]" : Arrays.toString(sig));
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            try {
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                mbs.invoke(on, name, params, sig);
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                ok = fail(what + " worked but should not have");
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            } catch (ReflectionException e) {
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                if (e.getCause() instanceof NoSuchMethodException)
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                    System.out.println(what + " failed as expected");
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                else {
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                    ok = fail(what + " got exception with wrong nested " +
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                              "exception: " + e.getCause());
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                }
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            }
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        }
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        return ok;
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    }
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    private static boolean fail(String why) {
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        failure = why;
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        System.out.println("FAILED: " + why);
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        return false;
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    }
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    private static int x;
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    private static String failure;
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}