org.mortbay.util.IntrospectionUtil Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jetty-util Show documentation
Utility classes for Jetty
The newest version!
//========================================================================
//$Id: IntrospectionUtil.java 1540 2007-01-19 12:24:10Z janb $
//Copyright 2006 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at 
//http://www.apache.org/licenses/LICENSE-2.0
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
//========================================================================

package org.mortbay.util;

import java.lang.reflect.Field;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.Arrays;
import java.util.List;

/**
 * IntrospectionUtil
 *
 *
 */
public class IntrospectionUtil
{
    
    public static boolean isJavaBeanCompliantSetter (Method method)
    {
        if (method == null)
            return false;
        
        if (method.getReturnType() != Void.TYPE)
            return false;
        
        if (!method.getName().startsWith("set"))
            return false;
        
        if (method.getParameterTypes().length != 1)
            return false;
        
        return true;
    }
    
    public static Method findMethod (Class clazz, String methodName, Class[] args, boolean checkInheritance, boolean strictArgs)
    throws NoSuchMethodException
    {
        if (clazz == null)
            throw new NoSuchMethodException("No class");
        if (methodName==null || methodName.trim().equals(""))
            throw new NoSuchMethodException("No method name");
        
        Method method = null;
        Method[] methods = clazz.getDeclaredMethods();
        for (int i=0;i