openfire怎么连接到服务器啊

Question

一直报java.lang.ExceptionInInitializerError异常

源码

private static AbstractXMPPConnection connection = null;

public static void connect() {


    XMPPTCPConnectionConfiguration config = XMPPTCPConnectionConfiguration
        .builder().setServiceName("localhost").setHost("10.221.214.26")
        .setPort(5222).setCompressionEnabled(false)
        .setDebuggerEnabled(false)
        .setSecurityMode(SecurityMode.required)
        .setUsernameAndPassword("123", "123").build();

        if (connection == null) {
            connection = new XMPPTCPConnection(config);
        }
        try {
            connection.connect();
         } catch (SmackException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (XMPPException e) {
            e.printStackTrace();
          }
}

Answer 1