if(e.getActionCommand() == "确定") {
			try {
			      Class.forName("com.mysql.jdbc.Driver");     //加载MYSQL JDBC驱动程序   
	
			     System.out.println("Success loading Mysql Driver!");
			}catch (Exception e1) {
			      System.out.print("Error loading Mysql Driver!");
			      e1.printStackTrace();
			 }
			try {
			      Connection connect = DriverManager.getConnection(
			          "jdbc:mysql://localhost:3306/UserInfo","admin","admin");
			           //连接URL为   jdbc:mysql//服务器地址/数据库名  ，后面的2个参数分别是登陆用户名和密码
	
			      System.out.println("Success connect Mysql server!");
			      Statement stmt = connect.createStatement();
			      stmt.executeUpdate("insert into users(nickName,userName,passWord) values("nickNameText.getText()","userNameText.getText()","passwordFirstText.getText()")");
			                                      
			  }catch (Exception e1) {
			      System.out.print("get data error!");
			      e1.printStackTrace();
			  }
		}

下面是报错信息
com.mysql.jdbc.MysqlDataTruncation: Data truncation: Data too long for column “nickName” at row 1
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3964)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3902)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2526)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2673)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2545)
at com.mysql.jdbc.StatementImpl.executeUpdateInternal(StatementImpl.java:1540)
at com.mysql.jdbc.StatementImpl.executeLargeUpdate(StatementImpl.java:2595)
at com.mysql.jdbc.StatementImpl.executeUpdate(StatementImpl.java:1468)
at cn.abtc.ManagementSystemUI.RegisterUI.actionPerformed(RegisterUI.java:154)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$500(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)