Java Reflection Method Get from Object getMethod(Object instance, String methodName, Class... argsClass)

Description

get Method

License

Apache License

Declaration

public static Optional<Method> getMethod(Object instance, String methodName, Class<?>... argsClass) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.lang.reflect.Method;

import java.util.Optional;

public class Main {
    public static Optional<Method> getMethod(Class<?> clazz, String methodName, Class<?>... argsClass) {
        try {/*from w  w  w. j  av a 2s. c o  m*/
            return Optional.of(clazz.getMethod(methodName, argsClass));
        } catch (NoSuchMethodException | SecurityException e) {
            e.printStackTrace();
        }
        return Optional.empty();
    }

    public static Optional<Method> getMethod(Object instance, String methodName, Class<?>... argsClass) {
        try {
            return Optional.of(instance.getClass().getMethod(methodName, argsClass));
        } catch (NoSuchMethodException | SecurityException e) {
            e.printStackTrace();
        }
        return Optional.empty();
    }
}

Related

1. getMethod(final Object object, final String methodName, final Object... arguments)
2. getMethod(final Object object, String methodName, final Class[] argTypes)
3. getMethod(final Object target, final String methodName, final Class... argumentTypes)
4. getMethod(final String methodName, final Object obj, final Class... argTypes)
5. getMethod(Object bean, String propertyName)
6. getMethod(Object instance, String methodName, Class[] parameters)
7. getMethod(Object o, String methodName)
8. getMethod(Object o, String methodName, Class[] args)
9. getMethod(Object o, String methodName, Class[] paramTypes)