pyton 调用java

jpype

package demo.jpype;
public class JpypeDemo
{
    public String sayHello(String user)
    {
        return  "hello " + user;
    }
    public int calc(int a,int b)
    {
        return a+b;
    }
}

-----------------------------------------------------

from jpype import *
import os

startJVM("%s/jre/bin/client/jvm.dll"%(os.environ.get("JAVA_HOME")), "-ea","-Djava.class.path=jpypedemo.jar")
JDClass = JClass("demo.jpype.JpypeDemo")

#jd = JDClass()
jd = JPackage("demo").jpype.JpypeDemo()
jprint = java.lang.System.out.println

jprint(jd.sayHello("waw"))
jprint(jd.calc(2,4))

shutdownJVM()