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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
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/*
* ReflectionUtil.java
*
* Created on August 13, 2007, 2:33 PM
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
package com.sun.xml.wss.impl.misc;
import com.sun.xml.wss.impl.XWSSecurityRuntimeException;
import com.sun.xml.wss.logging.LogDomainConstants;
import com.sun.xml.wss.logging.LogStringsMessages;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Reflection utilities wrapper
*/
public class ReflectionUtil {
private static final Logger log =
Logger.getLogger(
LogDomainConstants.WSS_API_DOMAIN,
LogDomainConstants.WSS_API_DOMAIN_BUNDLE);
/**
* Reflectively invokes specified method on the specified target
*/
public static T invoke(final Object target, final String methodName,
final Class resultClass, final Object... parameters) throws XWSSecurityRuntimeException {
Class[] parameterTypes;
if (parameters != null && parameters.length > 0) {
parameterTypes = new Class[parameters.length];
int i = 0;
for (Object parameter : parameters) {
parameterTypes[i++] = parameter.getClass();
}
} else {
parameterTypes = null;
}
return invoke(target, methodName, resultClass, parameters, parameterTypes);
}
/**
* Reflectively invokes specified method on the specified target
*/
public static T invoke(final Object target, final String methodName, final Class resultClass,
final Object[] parameters, final Class[] parameterTypes) throws XWSSecurityRuntimeException {
try {
final Method method = target.getClass().getMethod(methodName, parameterTypes);
final Object result = method.invoke(target, parameters);
return resultClass.cast(result);
} catch (IllegalArgumentException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0810_METHOD_INVOCATION_FAILED() , e);
throw e;
} catch (InvocationTargetException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0810_METHOD_INVOCATION_FAILED() , e);
throw new XWSSecurityRuntimeException(e);
} catch (IllegalAccessException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0810_METHOD_INVOCATION_FAILED() , e);
throw new XWSSecurityRuntimeException(e);
} catch (SecurityException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0810_METHOD_INVOCATION_FAILED() , e);
throw e;
} catch (NoSuchMethodException e) {
log.log(Level.SEVERE, LogStringsMessages.WSS_0810_METHOD_INVOCATION_FAILED() , e);
throw new XWSSecurityRuntimeException(e);
}
}
}
