Here you can find the source of getSetterMethod(Class c, String methodName)
private static Method getSetterMethod(Class c, String methodName)
//package com.java2s; /*//from w w w . jav a 2 s. c o m * Copyright 2017 Adaptris 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. */ import java.lang.reflect.Method; import java.util.Arrays; import java.util.List; public class Main { private static final List PRIMITIVES = Arrays .asList(new Class[] { int.class, Integer.class, Boolean.class, boolean.class, String.class, float.class, Float.class, double.class, Double.class, long.class, Long.class }); private static Method getSetterMethod(Class c, String methodName) { Method result = null; Method[] methods = c.getMethods(); for (Method m : methods) { String name = m.getName(); if (name.equalsIgnoreCase(methodName)) { Class[] params = m.getParameterTypes(); if (params.length == 1 && PRIMITIVES.contains(params[0])) { result = m; break; } } } return result; } }