get Lambda Method - Java Reflection

Java examples for Reflection:Lambda

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Description

get Lambda Method

Demo Code

/*/*from   ww w  .ja  va 2  s  .c  o m*/
 * Copyright 2015 Fizzed Inc.
 *
 * 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 com.java2s;
import java.lang.invoke.SerializedLambda;

import java.lang.reflect.Method;

public class Main {
    static public Method getLambdaMethod(SerializedLambda lambda)
            throws Exception {
        String implClassName = lambda.getImplClass().replace('/', '.');
        Class<?> implClass = Class.forName(implClassName);

        String lambdaName = lambda.getImplMethodName();

        for (Method m : implClass.getDeclaredMethods()) {
            if (m.getName().equals(lambdaName)) {
                return m;
            }
        }

        throw new Exception("Lambda Method not found");
    }
}

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