jpype python 执行java代码

参考

打包jar文件参考：https://jingyan.baidu.com/article/597a064357b73a312b5243ae.html

https://blog.csdn.net/qq_38486203/article/details/90056749

1.安装包

pip install jpype1

2.Python代码

from jpype import *

jvm_path = getDefaultJVMPath()  # 直接获取环境变量的jvm
startJVM(jvmpath, "-ea", "-Djava.class.path=.")  # 默认当前路径的class
TA = JPackage('test').TestApi  # test包下面的TestApi类
jd = TA()  # 实例化
jd.printData('1234')  # 调用printData()方法，传入参数：1234
s = jd.getData('a')  # 调用getData()方法，传入参数：a
print(s)
shutdownJVM();  # 关闭JVM