Java Reflection Method Getter Get getGetterMethods(Class objectType)

Description

get Getter Methods

License

Apache License

Parameter

Parameter	Description
objectType	a parameter

Declaration

public static List<Method> getGetterMethods(Class<?> objectType) 

Method Source Code

//package com.java2s;
/*/*w w w.  j a  va 2  s.co  m*/
 * Copyright 2011 cruxframework.org.
 * 
 * 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.
 */

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;

import java.util.ArrayList;

import java.util.List;

public class Main {
    /**
     * 
     * @param objectType
     * @return
     */
    public static List<Method> getGetterMethods(Class<?> objectType) {
        List<Method> result = new ArrayList<Method>();
        Method[] methods = objectType.getMethods();

        for (Method method : methods) {
            if (isValidGetterMethod(method)) {
                result.add(method);
            }
        }

        return result;
    }

    /**
     * 
     * @param method
     * @return
     */
    public static boolean isValidGetterMethod(Method method) {
        return Modifier.isPublic(method.getModifiers())
                && ((method.getName().startsWith("get") && method.getName().length() > 3
                        && method.getParameterTypes().length == 0) && !method.getName().equals("getClass")
                        || (method.getName().startsWith("is") && method.getName().length() > 2
                                && method.getParameterTypes().length == 0)
                                && (method.getReturnType().equals(Boolean.TYPE)
                                        || method.getReturnType().equals(Boolean.class)));
    }
}

Related

1. getGetterMethodName(String property, String javaType)
2. getGetterMethodNames(Object o)
3. getGetterMethods(Class clazz)
4. getGetterMethods(Class clazz)
5. getGetterMethods(Class clazz)
6. getGetterMethods(Class pojoClass)
7. getGetterMethods(final Class clazz)
8. getGetterName(Field field)
9. getGetterName(Field field)