Java Reflection Generic Return Type getGenericClassFromMethodReturn(Method m)

Description

get Generic Class From Method Return

License

Apache License

Declaration

public static Class getGenericClassFromMethodReturn(Method m)
            throws Exception 

Method Source Code

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

import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;

public class Main {
    public static Class getGenericClassFromMethodReturn(Method m)
            throws Exception {
        Type type = m.getGenericReturnType();

        if (type instanceof ParameterizedType) {
            ParameterizedType pt = (ParameterizedType) type;
            return (Class) pt.getActualTypeArguments()[0];
        }/*from   w w w  .j a v  a 2  s.  co  m*/
        return null;
    }
}

Related

1. getGenericReturnClass(Method method)
2. getGenericReturnType(Method m)
3. getGenericReturnTypeMap(Method method, boolean isAllowNull)
4. getGenericReturnTypeOfGenericInterfaceMethod( Class clazz, Method method)