GetMethods.java Source code

Introduction

Here is the source code for GetMethods.java

Source

import java.lang.reflect.Method;

class GetMethods {
    public int add(int numberA, int numberB) {
        return numberA + numberB;
    }

    protected int multiply(int numberA, int numberB) {
        return numberA * numberB;
    }

    private double div(int numberA, int numberB) {
        return numberA / numberB;
    }
}

public class Main {
    public static void main(String[] args) throws Exception {
        GetMethods object = new GetMethods();
        Class clazz = object.getClass();

        Method[] methods = clazz.getMethods();
        for (Method method : methods) {
            System.out.println("Method name        = " + method.getName());
            System.out.println("Method return type = " + method.getReturnType().getName());

            Class[] paramTypes = method.getParameterTypes();
            for (Class c : paramTypes) {
                System.out.println("Param type         = " + c.getName());
            }
        }
        Method method = clazz.getMethod("add", new Class[] { int.class, int.class });
        System.out.println("Method name: " + method.getName());
    }
}