testinstall.java

java应用开发详解

import java.net.*;
import javax.net.ssl.*;

public class testInstall 
{
    public static void main(String[] args) throws Exception 
    {
	//实例化一个SSL服务器工长
	SSLServerSocketFactory factory =
	    (SSLServerSocketFactory) SSLServerSocketFactory.getDefault();

	//产生一个SSL服务端监听Socket端口
	SSLServerSocket sslSocket =
	    (SSLServerSocket)factory.createServerSocket(1111);

	String [] cipherSuites = sslSocket.getEnabledCipherSuites();
	
	//打印出java_home
	System.out.println(System.getProperty("java.home"));
	
	//测试JSSE是否在类路径下
	try 
	{
      		Class.forName("com.sun.net.ssl.internal.ssl.Provider");
  	}
  	catch(Exception e) 
  	{
      		System.out.println("JSSE is NOT installed correctly!");
  	}
  	System.out.println("JSSE is installed correctly!");


	//打印该端口能提供的密码包
	for (int i = 0; i < cipherSuites.length; i++) 
	{
	    System.out.println("Cipher Suite " + i +
		" = " + cipherSuites[i]);
	}
	
	//打印ssl的信任库属性
	String trustStore = System.getProperty("javax.net.ssl.trustStore");
  	if(trustStore == null) 
   	System.out.println("javax.net.ssl.trustStore is not defined");
  	else System.out.println("javax.net.ssl.trustStore = " + trustStore);

    }
}