import java.security.Provider;

import java.security.Security;

public class TestBouncyCastle {

    public static void main(String[] args) {

        Provider[] providers =  Security.getProviders();

        for(Provider p : providers){

            System.out.println("提供者名称："+p.getName()+"版本号："+p.getVersion());

            System.out.println();

            System.out.println(p.getInfo());

        }

        System.out.println();

        System.out.println("支持的消息摘要名称");

        for(String s:Security.getAlgorithms("messageDigest")){

            System.out.println("算法名称:"+s);

        }

        System.out.println("支持生成公钥和私钥的方法");

        for(String s : Security.getAlgorithms("keypairGenerator")){

            System.out.println("name:"+s);

        }

    }

}