Marshal's Blog

package business;

public interface MyBusiness {
    public void doBusiness();
}

package business

public class MyBusinessGroovyImpl implements MyBusiness{

    public void doBusiness(){
        println "现在开始干活..."
    }
}

package business;

import groovy.lang.GroovyClassLoader;

import java.io.File;

public class Invoker {
    public static void main(String[] args) throws Exception {
        ClassLoader classLoader = Invoker.class.getClassLoader();
        GroovyClassLoader groovyClassLoader = new GroovyClassLoader(classLoader);

        Class groovyImpl = groovyClassLoader
                .parseClass(new File("src/business/MyBusinessGroovyImpl.groovy"));

        System.out.println(groovyImpl);
        MyBusiness business = (MyBusiness) groovyImpl.newInstance();
        business.doBusiness();
    }
}