登录 之 通讯机制（socket）续

按钮响应之“登录”

package com.net.action;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.net.ConnectException;import java.net.Socket;import java.net.UnknownHostException;//import com.net.convert.MakeCertPic;import com.net.convert.Security;import com.net.ui.LandWindow;public class Submit implements ActionListener{private LandWindow landUI=null;private String name;private String pswd;private String IP=null;private int SERVERPORT=-1;private String SPLITSTR=null;private OutputStream os=null;private InputStream is=null;private final String respondStyle="land";private final String ISACK = "ACK";private final String ISNAK = "NAK!";public Submit(LandWindow landUI) {this.landUI=landUI;this.landUI.refreshCertPicLabel();}@Overridepublic void actionPerformed(ActionEvent arg0) {String name = landUI.getUserNameField().getText();String pswd = new String(landUI.getPasswdField().getPassword());String certStr = landUI.getCertTextField().getText();Security security = new Security(pswd);security.securityAlgorithm("MD5");boolean passFlag=true;landUI.getUserNameLabel().setText(null);landUI.getPasswdLabel().setText(null);landUI.getStatLabel().setText(null);if (name.length() == 0){landUI.getUserNameLabel().setText("用户名不能为空");passFlag=false;}if (pswd.length() == 0){landUI.getPasswdLabel().setText("密码不能为空");passFlag=false;}if (certStr.length() == 0){landUI.getStatLabel().setText("验证码不能为空");passFlag=false;}if(passFlag){if (certStr.equalsIgnoreCase(landUI.getCertPicStrValue())){this.name=name;this.pswd=security.getSecurityResult();landUI.getStatLabel().setText("正在登录...");start();} else {landUI.getStatLabel().setText("验证码错误");}} else {landUI.refreshCertPicLabel();}}public void setIP(String ip){this.IP=ip;}public void setSplitStr(String splitStr){this.SPLITSTR=splitStr;}public void setServerPort(int port){this.SERVERPORT=port;}public void start() { // 建立联网线程new Thread(new Runnable() {public void run() {Socket s = null;try {s = new Socket(IP, SERVERPORT);os = s.getOutputStream();os.write((name + SPLITSTR + pswd + SPLITSTR + respondStyle).getBytes());os.flush();// 读内容Thread.sleep(1000);is = s.getInputStream();int len = is.available();byte[] bytes = new byte[len];is.read(bytes);String result = new String(bytes);// TODO 这里通过返回结果处理int index=result.indexOf(SPLITSTR);String resultStatus=result.substring(0, index);String resultInfo=result.substring(index+SPLITSTR.length());if (ISACK.equals(resultStatus)){landUI.getStatLabel().setText("Welcome：" + resultInfo);} else if(ISNAK.equals(resultStatus)){ //验证成功后输出对应用户名landUI.getPasswdField().setText(null);landUI.getStatLabel().setText("ERROR:" + resultInfo);} else {landUI.getStatLabel().setText("ERROR:can not get respond from server");}} catch(ConnectException e){landUI.getStatLabel().setText("ERROR:connect server failed");} catch (UnknownHostException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} catch (InterruptedException e) {e.printStackTrace();} finally {try {if (os != null) os.close();if (is != null) is.close();if (s != null)s.close();} catch (IOException e) {e.printStackTrace();}}}}).start();}}

响应动作之“注册”

package com.net.action;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.net.ConnectException;import java.net.Socket;import java.net.UnknownHostException;import com.net.convert.Security;import com.net.ui.LandWindow;public class Register implements ActionListener{private LandWindow landUI=null;private String name;private String pswd;private String IP=null;private int SERVERPORT=-1;private String SPLITSTR=null;private OutputStream os=null;private InputStream is=null;private final String respondStyle="register";private final String ISACK = "ACK";private final String ISNAK = "NAK!";public Register(LandWindow landUI) {this.landUI=landUI;}@Overridepublic void actionPerformed(ActionEvent arg0) {String name = landUI.getUserNameField().getText();String pswd = new String(landUI.getPasswdField().getPassword());String certStr = landUI.getCertTextField().getText();Security security = new Security(pswd);security.securityAlgorithm("MD5");boolean passFlag=true;landUI.getUserNameLabel().setText(null);landUI.getPasswdLabel().setText(null);landUI.getStatLabel().setText(null);if (name.length() == 0){landUI.getUserNameLabel().setText("用户名不能为空");passFlag=false;}if (pswd.length() == 0){landUI.getPasswdLabel().setText("密码不能为空");passFlag=false;}if (certStr.length() == 0){landUI.getStatLabel().setText("验证码不能为空");passFlag=false;}if(passFlag){if (certStr.equalsIgnoreCase(landUI.getCertPicStrValue())){this.name=name;this.pswd=security.getSecurityResult();landUI.getStatLabel().setText("提交信息中...");start();} else {landUI.getStatLabel().setText("验证码错误");}} else {landUI.refreshCertPicLabel();}}public void setIP(String ip){this.IP=ip;}public void setSplitStr(String splitStr){this.SPLITSTR=splitStr;}public void setServerPort(int port){this.SERVERPORT=port;}public void start() { // 建立联网线程new Thread(new Runnable() {public void run() {Socket s = null;try {s = new Socket(IP, SERVERPORT);os = s.getOutputStream();os.write((name + SPLITSTR + pswd + SPLITSTR + respondStyle).getBytes());os.flush();// 读内容Thread.sleep(1000);is = s.getInputStream();int len = is.available();byte[] bytes = new byte[len];is.read(bytes);String result = new String(bytes);// TODO 这里通过返回结果处理int index=result.indexOf(SPLITSTR);String resultStatus=result.substring(0, index);String resultInfo=result.substring(index+SPLITSTR.length());if (ISACK.equals(resultStatus)){landUI.getPasswdField().setText(null);landUI.getStatLabel().setText("INFO：" + resultInfo + " regist successfully");} else if(ISNAK.equals(resultStatus)){ //验证成功后输出对应用户名landUI.getPasswdField().setText(null);landUI.getStatLabel().setText("ERROR:" + resultInfo);} else {landUI.getStatLabel().setText("ERROR:can not get respond from server");}} catch(ConnectException e){landUI.getStatLabel().setText("无法连接服务端");} catch (UnknownHostException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} catch (InterruptedException e) {e.printStackTrace();} finally {try {if (os != null) os.close();if (is != null) is.close();if (s != null)s.close();} catch (IOException e) {e.printStackTrace();}}}}).start();}}

响应动作之“重置”

package com.net.action;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import com.net.ui.LandWindow;public class Cancle implements ActionListener {private LandWindow landUI=null;public Cancle(LandWindow landUI) {this.landUI=landUI;//this.landUI.refreshCertPicLabel();}private void clearPanel() {this.landUI.getUserNameField().setText(null);this.landUI.getUserNameLabel().setText(null);this.landUI.getPasswdField().setText(null);this.landUI.getPasswdLabel().setText(null);this.landUI.getCertTextField().setText(null);this.landUI.getStatLabel().setText(null);}@Overridepublic void actionPerformed(ActionEvent ae) {this.clearPanel();this.landUI.refreshCertPicLabel();}}