Python调用Java--Jpype_demo

hello.py

#!/usr/bin/python
# -*- coding:utf-8 -*-


import jpype


if __name__ == "__main__":

    jvmPath = jpype.getDefaultJVMPath()
    #defaultLib = jvmPath[:jvmPath.index("lib")+4] + "ext"
    defaultLib = "/usr/java/jdk1.7.0_75/jre/lib/ext:/usr/java/packages/lib/ext:"
    #依赖包路径，多目录以":"分隔（windows ";"）
    myLib = "/eventapp4/jonz/lib/"
    classPath = "-Djava.class.path=" + "/eventapp4/jonz/classes/"
    libPath = "-Djava.ext.dirs=" + defaultLib + myLib

    jpype.startJVM(jvmPath,classPath)
    #注意Jontest.class放在classpath/test/下
    JavaClass = jpype.JClass("test.Jontest")
    #System = jpype.JClass("java.lang.System")
    #System.out.println(System.getProperty("java.ext.dirs"))
    argsList = ["Jon","foo"]
    args = jpype.JArray(jpype.java.lang.String, 1)(argsList)
    #Java接受的array参数对应jpype.JArray
    JavaClass.main(args)
    jpype.shutdownJVM()

Java

package test;

public class Jontest {
    private String name;

    public Jontest(String name) {
        this.name = name;
    }

    public void hello() {
        System.out.println("Hello,"+name);
    }

    public static void main(String[] args) {
        String name = args[0];
        new Jontest(name).hello();
    }
}