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/*
* Copyright 2008 Sun Microsystems, Inc. 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.
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
/*
* @test
* @bug 6734813
* @summary Test the ObjectName.valueOf methods
* @author Eamonn McManus
*/
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.Hashtable;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
public class ValueOfTest {
public static void main(String[] args) throws Exception {
// Calls that should work
testPositive("d:foo=bar,baz=buh");
testPositive("foo", "bar", "baz");
Hashtable<String, String> h = new Hashtable<String, String>();
h.put("foo", "bar");
h.put("baz", "buh");
testPositive("domain", h);
// Calls that should not work
testNegative("d");
testNegative("d:");
testNegative("d::foo=bar");
testNegative("d:", "foo", "bar");
testNegative("d", "foo=", "bar");
testNegative("d:", h);
testNegative("d", new Hashtable<String, String>());
}
private static void testPositive(Object... args) throws Exception {
Method valueOf = valueOfMethod(args);
Method getInstance = getInstanceMethod(args);
Constructor<?> constructor = constructor(args);
Object valueOfValue = valueOf.invoke(null, args);
Object getInstanceValue = getInstance.invoke(null, args);
Object constructorValue = constructor.newInstance(args);
String argString =
Arrays.toString(args).replace('[', '(').replace(']', ')');
if (!valueOfValue.equals(getInstanceValue)) {
throw new Exception(
"valueOf" + argString + " differs from getInstance" +
argString);
}
if (!valueOfValue.equals(constructorValue)) {
throw new Exception(
"valueOf" + argString + " differs from new ObjectName " +
argString);
}
System.out.println("OK: valueOf" + argString);
}
private static void testNegative(Object... args) throws Exception {
Method valueOf = valueOfMethod(args);
Method getInstance = getInstanceMethod(args);
String argString =
Arrays.toString(args).replace('[', '(').replace(']', ')');
final Throwable valueOfException;
try {
valueOf.invoke(null, args);
throw new Exception("valueOf" + argString + " did not fail but should");
} catch (InvocationTargetException e) {
valueOfException = e.getCause();
}
if (!(valueOfException instanceof IllegalArgumentException)) {
throw new Exception(
"valueOf" + argString + " threw " +
valueOfException.getClass().getName() + " instead of " +
"IllegalArgumentException", valueOfException);
}
final Throwable valueOfCause = valueOfException.getCause();
if (!(valueOfCause instanceof MalformedObjectNameException)) {
throw new Exception(
"valueOf" + argString + " threw exception with wrong " +
"type of cause", valueOfCause);
}
if (!valueOfException.getMessage().equals(valueOfCause.getMessage())) {
// The IllegalArgumentException should have the same message as
// the MalformedObjectNameException it wraps.
// This isn't specified but is desirable.
throw new Exception(
"valueOf" + argString + ": message in wrapping " +
"IllegalArgumentException (" + valueOfException.getMessage() +
") differs from message in wrapped " +
"MalformedObjectNameException (" + valueOfCause.getMessage() +
")");
}
final Throwable getInstanceException;
try {
getInstance.invoke(null, args);
throw new Exception("getInstance" + argString + " did not fail but should");
} catch (InvocationTargetException e) {
getInstanceException = e.getCause();
}
if (!(getInstanceException instanceof MalformedObjectNameException)) {
throw new Exception(
"getInstance" + argString + " threw wrong exception",
getInstanceException);
}
if (!valueOfException.getMessage().equals(getInstanceException.getMessage())) {
// Again this is not specified.
throw new Exception(
"Exception message from valueOf" + argString + " (" +
valueOfException.getMessage() + ") differs from message " +
"from getInstance" + argString + " (" +
getInstanceException.getMessage() + ")");
}
System.out.println("OK (correct exception): valueOf" + argString);
}
private static Method valueOfMethod(Object[] args) throws Exception {
return method("valueOf", args);
}
private static Method getInstanceMethod(Object[] args) throws Exception {
return method("getInstance", args);
}
private static Method method(String name, Object[] args) throws Exception {
Class<?>[] argTypes = argTypes(args);
return ObjectName.class.getMethod(name, argTypes);
}
private static Constructor<?> constructor(Object[] args) throws Exception {
Class<?>[] argTypes = argTypes(args);
return ObjectName.class.getConstructor(argTypes);
}
private static Class<?>[] argTypes(Object[] args) {
Class<?>[] argTypes = new Class<?>[args.length];
for (int i = 0; i < args.length; i++)
argTypes[i] = args[i].getClass();
return argTypes;
}
}
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