242 lines
9.3 KiB
Java
242 lines
9.3 KiB
Java
/*
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* Copyright (c) 2006, 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 6398884
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* @summary Test that a method inherited from two different interfaces
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* appears only once in MBeanInfo.
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* @author dfuchs
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*
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* @run clean TooManyFooTest
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* @run build TooManyFooTest
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* @run main TooManyFooTest
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*/
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import java.lang.management.ManagementFactory;
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import java.lang.reflect.Method;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.logging.Logger;
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import javax.management.Descriptor;
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import javax.management.MBeanInfo;
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import javax.management.MBeanOperationInfo;
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import javax.management.MBeanServer;
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import javax.management.ObjectName;
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import javax.management.StandardMBean;
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import javax.management.openmbean.OpenMBeanOperationInfo;
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/**
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* Class TooManyFooTest
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* @author Sun Microsystems, 2005 - All rights reserved.
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*/
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public class TooManyFooTest {
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public static class NumberHolder {
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public Integer getNumber() { return 0;}
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public void setNumber(Integer n) {};
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}
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public static class MyNumberHolder extends NumberHolder {
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}
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public interface Parent1 {
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public int foo(); // Both in Parent1 and Parent2
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public Integer barfoo(); // Subtype in Parent1, Super type in Parent2
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public Long foobar(); // Subtype in Parent1 & MBean, Super type in
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// Parent2
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public Number toofoo(); // Subtype in Parent1, Super type in Parent2
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// Concrete type in MBean
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public Object toofoofoo(); // Super type in Parent1, Subtype in Parent2,
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public NumberHolder toobarbar(); // toofoofoo reversed
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}
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public interface Parent2 {
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public int foo(); // Both in Parent1 and Parent2
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public Number barfoo();
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public Number foobar();
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public Object toofoo();
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public NumberHolder toofoofoo();
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public Object toobarbar();
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}
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public interface ChildMBean extends Parent1, Parent2 {
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public Long foobar();
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public Long toofoo();
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}
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public interface ChildMXBean extends Parent1, Parent2 {
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public Long foobar();
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public Long toofoo();
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}
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public interface ChildMixMXBean extends ChildMBean, ChildMXBean {
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}
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public static class Child implements ChildMBean {
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public int foo() {return 0;}
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public Long foobar() {return 0L;}
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public Long toofoo() {return 0L;}
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public Integer barfoo() {return 0;}
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public MyNumberHolder toofoofoo() { return null;}
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public MyNumberHolder toobarbar() { return null;}
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}
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public static class ChildMix implements ChildMXBean {
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public int foo() {return 0;}
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public Long foobar() {return 0L;}
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public Long toofoo() {return 0L;}
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public Integer barfoo() {return 0;}
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public MyNumberHolder toofoofoo() { return null;}
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public MyNumberHolder toobarbar() { return null;}
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}
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public static class ChildMixMix extends Child implements ChildMixMXBean {
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}
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/** Creates a new instance of TooManyFooTest */
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public TooManyFooTest() {
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}
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private static final int OPCOUNT;
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private static final Map<String,String> EXPECTED_TYPES;
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private static final String[][] type_array = {
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{ "foo", int.class.getName() },
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{ "foobar", Long.class.getName()},
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{ "toofoo", Long.class.getName()},
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{ "barfoo", Integer.class.getName()},
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{ "toofoofoo", NumberHolder.class.getName()},
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{ "toobarbar", NumberHolder.class.getName()},
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};
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static {
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try {
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final Set<String> declared = new HashSet<String>();
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for (Method m:Child.class.getDeclaredMethods()) {
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declared.add(m.getName()+Arrays.asList(m.getParameterTypes()));
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}
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final Set<String> exposed = new HashSet<String>();
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for (Method m:ChildMBean.class.getMethods()) {
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exposed.add(m.getName()+Arrays.asList(m.getParameterTypes()));
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}
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declared.retainAll(exposed);
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OPCOUNT = declared.size();
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EXPECTED_TYPES = new HashMap<String,String>();
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for (String[] st:type_array) {
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EXPECTED_TYPES.put(st[0],st[1]);
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}
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} catch (Exception x) {
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throw new ExceptionInInitializerError(x);
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}
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}
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private static void test(Object child, String name, boolean mxbean)
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throws Exception {
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final ObjectName childName =
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new ObjectName("test:type=Child,name="+name);
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final MBeanServer server =
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ManagementFactory.getPlatformMBeanServer();
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server.registerMBean(child,childName);
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try {
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final MBeanInfo info = server.getMBeanInfo(childName);
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System.out.println(name+": " + info.getDescriptor());
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final int len = info.getOperations().length;
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if (len == OPCOUNT) {
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System.out.println(name+": OK, only "+OPCOUNT+
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" operations here...");
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} else {
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final String qual = (len>OPCOUNT)?"many":"few";
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System.err.println(name+": Too "+qual+" foos! Found "+
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len+", expected "+OPCOUNT);
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for (MBeanOperationInfo op : info.getOperations()) {
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System.err.println("public "+op.getReturnType()+" "+
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op.getName()+"();");
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}
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throw new RuntimeException("Too " + qual +
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" foos for "+name);
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}
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final Descriptor d = info.getDescriptor();
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final String mxstr = String.valueOf(d.getFieldValue("mxbean"));
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final boolean mxb =
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(mxstr==null)?false:Boolean.valueOf(mxstr).booleanValue();
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System.out.println(name+": mxbean="+mxb);
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if (mxbean && !mxb)
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throw new AssertionError("MXBean is not OpenMBean?");
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for (MBeanOperationInfo mboi : info.getOperations()) {
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// Sanity check
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if (mxbean && !mboi.getName().equals("foo")) {
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// The spec doesn't guarantee that the MBeanOperationInfo
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// of an MXBean will be an OpenMBeanOperationInfo, and in
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// some circumstances in our implementation it will not.
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// However, in thsi tests, for all methods but foo(),
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// it should.
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//
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if (!(mboi instanceof OpenMBeanOperationInfo))
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throw new AssertionError("Operation "+mboi.getName()+
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"() is not Open?");
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}
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final String exp = EXPECTED_TYPES.get(mboi.getName());
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// For MXBeans, we need to compare 'exp' with the original
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// type - because mboi.getReturnType() returns the OpenType
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//
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String type = (String)mboi.getDescriptor().
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getFieldValue("originalType");
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if (type == null) type = mboi.getReturnType();
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if (type.equals(exp)) continue;
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System.err.println("Bad return type for "+
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mboi.getName()+"! Found "+type+
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", expected "+exp);
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throw new RuntimeException("Bad return type for "+
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mboi.getName());
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}
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} finally {
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server.unregisterMBean(childName);
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}
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}
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public static void main(String[] args) throws Exception {
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final Child child = new Child();
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test(child,"Child[MBean]",false);
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final ChildMix childx = new ChildMix();
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test(childx,"ChildMix[MXBean]",true);
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final ChildMixMix childmx = new ChildMixMix();
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test(childmx,"ChildMixMix[MXBean]",false);
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final StandardMBean schild = new StandardMBean(child,ChildMBean.class);
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test(schild,"Child[StandarMBean(Child)]",false);
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final StandardMBean schildx =
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new StandardMBean(childx,ChildMXBean.class,true);
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test(schildx,"ChildMix[StandarMXBean(ChildMix)]",true);
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final StandardMBean schildmx =
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new StandardMBean(childmx,ChildMixMXBean.class,true);
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test(schildmx,"ChildMixMix[StandarMXBean(ChildMixMix)]",true);
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}
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}
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