明日计划：团队开发Fooks第八天

概述一、明日计划 完成书籍上传与信息保存的数据库交互，开始设计书籍下载二、今日成果        成功实现登录注册的整合，完成了在云端数据库的存储packageServlet;importjava.io.IOException;importjava.io.PrintWriter;importjavax.servlet.ServletExc

一、明日计划

 

完成书籍上传与信息保存的数据库交互，开始设计书籍下载

二、今日成果

 

 

 

 

 

 

 

 成功实现登录注册的整合，完成了在云端数据库的存储

package Servlet;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.servletexception;import javax.servlet.http.httpServlet;import javax.servlet.http.httpServletRequest;import javax.servlet.http.httpServletResponse;import dao.dao;import net.sf.Json.JsONException;import net.sf.Json.JsONObject;public class LoginServlet extends httpServlet {    protected voID doGet(httpServletRequest request, httpServletResponse response) throws servletexception, IOException {        request.setCharacterEnCoding("utf-8");        response.setCharacterEnCoding("utf-8");        response.setContentType("text/HTML; charset=utf-8");        String username=request.getParameter("username");        String password=request.getParameter("password");                dao dao =new dao();        PrintWriter out = response.getWriter();        JsONObject Json=new JsONObject();        if(!dao.isExist(username)) {            Json.put("result", 0);        }else {            boolean result=dao.Login(username, password);            if(result) {                Json.put("result", 1);            }else {                Json.put("result", 2);            }        }        out.print(Json);        return;    }    protected voID doPost(httpServletRequest request, httpServletResponse response) throws servletexception, IOException {        // Todo auto-generated method stub        doGet(request, response);    }}

LoginServlet.java

package Servlet;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.servletexception;import javax.servlet.http.httpServlet;import javax.servlet.http.httpServletRequest;import javax.servlet.http.httpServletResponse;import dao.dao;import entity.User;import net.sf.Json.JsONObject;public class RegisterServlet extends httpServlet {    protected voID doGet(httpServletRequest request, httpServletResponse response) throws servletexception, IOException {        request.setCharacterEnCoding("utf-8");        response.setCharacterEnCoding("utf-8");        response.setContentType("text/HTML; charset=utf-8");        String username=request.getParameter("username");        String password=request.getParameter("password");        User user=new User(username,password);        dao dao =new dao();        PrintWriter out = response.getWriter();        JsONObject Json=new JsONObject();        boolean result1=dao.isExist(username);        if(!result1) {            boolean result2=dao.Register(user);            if(result2) {                Json.put("result", 1);            }else {                Json.put("result", 2);            }        }else {            Json.put("result", 0);        }        out.print(Json);        return;    }    protected voID doPost(httpServletRequest request, httpServletResponse response) throws servletexception, IOException {        // Todo auto-generated method stub        doGet(request, response);    }}

RegisterServlet.java

package com.example.fooks;import androID.app.Activity;import androID.content.Context;import androID.content.Intent;import androID.os.Bundle;import androID.util.Log;import androID.vIEw.VIEw;import androID.Widget.button;import androID.Widget.EditText;import androID.Widget.Toast;import androIDx.annotation.Nullable;import com.example.fooks.entity.User;import com.loopj.androID.http.AsynchttpClIEnt;import com.loopj.androID.http.AsynchttpResponseHandler;import com.loopj.androID.http.RequestParams;import org.Json.JsONException;import org.Json.JsONObject;import java.io.UnsupportedEnCodingException;import cz.msebera.androID.httpclIEnt.header;public class LoginActivity extends Activity {    private EditText mUsername;    private EditText mPassword;    private button mLogin;    private button mGotoregister;    private String username;    private String password;    private String TAG="LoginActivity";    public static voID start(Context context) {        Intent intent = new Intent(context,LoginActivity.class);        context.startActivity(intent);    }    @OverrIDe    protected voID onCreate(@Nullable Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentVIEw(R.layout.activity_login);        //初始化控件        initVIEw();        //设置点击事件        initListener();    }    private voID initListener() {        mGotoregister.setonClickListener(new VIEw.OnClickListener() {            @OverrIDe            public voID onClick(VIEw v) {                Intent intent =new Intent(LoginActivity.this, Registeractivity.class);                startActivity(intent);            }        });        mLogin.setonClickListener(new VIEw.OnClickListener() {            @OverrIDe            public voID onClick(VIEw v) {                username=mUsername.getText().toString().trim();                password=mPassword.getText().toString().trim();                if(username.isEmpty()){                    Toast.makeText(getApplicationContext(),"请输入账号",Toast.LENGTH_LONG).show();                }else if(password.isEmpty()){                    Toast.makeText(getApplicationContext(),"请输入密码",Toast.LENGTH_LONG).show();                }else {                    Login();                }            }        });    }    protected voID Login() {        User user =new User();        user.setUsername(username);        user.setPassword(password);        Log.e(TAG,"用户名"+user.getUsername());        Log.e(TAG,"密码"+user.getpassword());        AsynchttpClIEnt clIEnt = new AsynchttpClIEnt();//实例化上传对象        String url = "http://47.94.229.72:8080/Fooks/LoginServlet";//url组成：ip:端口 + 服务端工程名 + servlet名        RequestParams params = new RequestParams();        params.put("username",user.getUsername());        params.put("password",user.getpassword());        clIEnt.post(url, params, new AsynchttpResponseHandler() {            @OverrIDe            public voID onSuccess(int i, header[] headers, byte[] bytes) {                if(i == 200) {                    try {                        String result = new String(bytes,"utf-8");                        Log.e(TAG,"返回结果"+result);                        try {                            JsONObject JsonObject=new JsONObject(result);                            int s=JsonObject.getInt("result");                            switch (s){                                case 0:                                    Toast.makeText(getApplicationContext(),"该用户不存在",Toast.LENGTH_LONG).show();                                    break;                                case 1:                                    Toast.makeText(getApplicationContext(),"登录成功",Toast.LENGTH_LONG).show();                                    Intent intent=new Intent(LoginActivity.this,ReadActivity.class);                                    startActivity(intent);                                    break;                                case 2:                                    Toast.makeText(getApplicationContext(),"密码错误",Toast.LENGTH_LONG).show();                                    break;                                default:                                    Toast.makeText(getApplicationContext(),"未知错误",Toast.LENGTH_LONG).show();                                    break;                            }                        } catch (JsONException e) {                            e.printstacktrace();                        }                    } catch (UnsupportedEnCodingException e) {                        e.printstacktrace();                    }                }            }            @OverrIDe            public voID onFailure(int i, header[] headers, byte[] bytes, Throwable throwable) {                Toast.makeText(getApplicationContext(),"请求失败，请检查网络",Toast.LENGTH_LONG).show();            }        });    }    private voID initVIEw() {        mUsername=(EditText)this.findVIEwByID(R.ID.username);        mPassword=(EditText)this.findVIEwByID(R.ID.password);        mLogin=(button) this.findVIEwByID(R.ID.login_btn);        mGotoregister=(button)this.findVIEwByID(R.ID.goto_register_btn);    }}

LoginActivity.java

package com.example.fooks;import androID.content.Context;import androID.content.Intent;import androID.os.Bundle;import androID.text.TextUtils;import androID.util.Log;import androID.vIEw.VIEw;import androID.Widget.button;import androID.Widget.EditText;import androID.Widget.Toast;import androIDx.appcompat.app.AppCompatActivity;import com.example.fooks.entity.User;import com.loopj.androID.http.AsynchttpClIEnt;import com.loopj.androID.http.AsynchttpResponseHandler;import com.loopj.androID.http.RequestParams;import com.mob.MobSDK;import org.Json.JsONException;import org.Json.JsONObject;import java.io.UnsupportedEnCodingException;import cn.smssdk.EventHandler;import cn.smssdk.SMSSDK;import cz.msebera.androID.httpclIEnt.header;public class Registeractivity extends AppCompatActivity {    private button buttonCode,buttonRegister;    private EditText editTextPhoneNum,editTextCode;    private EditText mR1Password;    private EditText mR2Password;    private String phoneNum,code;    private String pwd1,pwd2;    private EventHandler eh;    private String TAG="Registeractivity";    public static voID start(Context context) {        Intent intent = new Intent(context,Registeractivity.class);        context.startActivity(intent);    }    @OverrIDe    protected voID onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentVIEw(R.layout.activity_register);        initVIEw();        initListener();        MobSDK.init(this);    }    public voID initListener() {        eh = new EventHandler() {            @OverrIDe            public voID afterEvent(int event, int result, Object data) {                if (result == SMSSDK.RESulT_COMPLETE){                    //回调完成                    if (event == SMSSDK.EVENT_submit_VERIFICATION_CODE) {                        //提交验证码成功                        runOnUiThread(new Runnable() {                            @OverrIDe                            public voID run() {                                Toast.makeText(Registeractivity.this,"注册成功",Toast.LENGTH_SHORT).show();                            }                        });                    }else if (event == SMSSDK.EVENT_GET_VOICE_VERIFICATION_CODE){                        runOnUiThread(new Runnable() {                            @OverrIDe                            public voID run() {                                Toast.makeText(Registeractivity.this,"语音验证发送",Toast.LENGTH_SHORT).show();                            }                        });                    }                    else if (event == SMSSDK.EVENT_GET_VERIFICATION_CODE){                        //获取验证码成功                        runOnUiThread(new Runnable() {                            @OverrIDe                            public voID run() {                                Toast.makeText(Registeractivity.this,"验证码已发送",Toast.LENGTH_SHORT).show();                            }                        });                    }else if (event == SMSSDK.EVENT_GET_SUPPORTED_COUNTRIES){                        Log.i("test","test");                    }                }else{                    ((Throwable)data).printstacktrace();                    Throwable throwable = (Throwable) data;                    throwable.printstacktrace();                    Log.i("1234",throwable.toString());                    try {                        JsONObject obj = new JsONObject(throwable.getMessage());                        final String des = obj.optString("detail");                        if (!TextUtils.isEmpty(des)){                            runOnUiThread(new Runnable() {                                @OverrIDe                                public voID run() {                                    Toast.makeText(Registeractivity.this,des,Toast.LENGTH_SHORT).show();                                }                            });                        }                    } catch (JsONException e) {                        e.printstacktrace();                    }                }            }        };        //注册一个事件回调监听，用于处理SMSSDK接口请求的结果        SMSSDK.registerEventHandler(eh);        buttonCode.setonClickListener(new VIEw.OnClickListener() {            @OverrIDe            public voID onClick(VIEw v) {                phoneNum = editTextPhoneNum.getText().toString().trim();                if(phoneNum.length()==11){                    // 获取验证码                    SMSSDK.getVerificationCode("86", phoneNum);                }else {                    Toast.makeText(getApplicationContext(),"请输入手机号",Toast.LENGTH_LONG).show();                    return;                }            }        });        //点击事件        buttonRegister.setonClickListener(new VIEw.OnClickListener() {            @OverrIDe            public voID onClick(VIEw v) {                phoneNum = editTextPhoneNum.getText().toString().trim();                code = editTextCode.getText().toString().trim();                pwd1 =mR1Password.getText().toString().trim();                pwd2 =mR2Password.getText().toString().trim();                if(phoneNum.length()!=11){                    Toast.makeText(getApplicationContext(),"请输入正确的手机号",Toast.LENGTH_LONG).show();                }else if(pwd1.equals("")){                    Toast.makeText(getApplicationContext(),"请输入密码",Toast.LENGTH_LONG).show();                }else if(pwd2.equals("")){                    Toast.makeText(getApplicationContext(),"请输入确认密码",Toast.LENGTH_LONG).show();                }else if(!pwd1.equals(pwd2)){                    Toast.makeText(getApplicationContext(),"两次输入密码不一致",Toast.LENGTH_LONG).show();                }else if(code.isEmpty()){                    Toast.makeText(getApplicationContext(),"请输入验证码",Toast.LENGTH_LONG).show();                }else{                    SMSSDK.submitVerificationCode("86", phoneNum, code);                    User user =new User();                    user.setUsername(phoneNum);                    user.setPassword(pwd1);                    Log.e(TAG,"用户名"+user.getUsername());                    Log.e(TAG,"密码"+user.getpassword());                    Register(user);                    return;                }            }        });    }    protected voID Register(User user) {        AsynchttpClIEnt clIEnt =new AsynchttpClIEnt();        String url = "http://47.94.229.72:8080/Fooks/RegisterServlet";//url组成：ip:端口 + 服务端工程名 + servlet名        RequestParams params = new RequestParams();        params.put("username",user.getUsername());        params.put("password",user.getpassword());        clIEnt.post(url, params, new AsynchttpResponseHandler() {            @OverrIDe            public voID onSuccess(int i, header[] headers, byte[] bytes) {                if(i == 200) {                    try {                        String result = new String(bytes, "utf-8");                        try {                            JsONObject JsonObject = new JsONObject(result);                            int s = JsonObject.getInt("result");                            switch (s) {                                case 0:                                    Toast.makeText(getApplicationContext(), "该用户名已被使用", Toast.LENGTH_LONG).show();                                    break;                                case 1:                                    Toast.makeText(getApplicationContext(), "注册成功", Toast.LENGTH_LONG).show();                                    Intent intent = new Intent(Registeractivity.this, ReadActivity.class);                                    startActivity(intent);                                    break;                                case 2:                                    Toast.makeText(getApplicationContext(), "系统错误", Toast.LENGTH_LONG).show();                                    break;                                default:                                    Toast.makeText(getApplicationContext(), "未知错误", Toast.LENGTH_LONG).show();                                    break;                            }                        } catch (JsONException e) {                            e.printstacktrace();                        }                        Toast.makeText(Registeractivity.this, result, Toast.LENGTH_SHORT).show();                    } catch (UnsupportedEnCodingException e) {                        e.printstacktrace();                    }                }            }            @OverrIDe            public voID onFailure(int i, header[] headers, byte[] bytes, Throwable throwable) {                Toast.makeText(getApplicationContext(),"请求失败，请检查网络",Toast.LENGTH_LONG).show();            }        });    }    private voID initVIEw() {        //初始化控件        buttonCode = findVIEwByID(R.ID.buttonCode);        buttonRegister = findVIEwByID(R.ID.buttonRegister);        editTextCode = findVIEwByID(R.ID.editTextCode);        editTextPhoneNum = findVIEwByID(R.ID.editTextPhoneNum);        mR1Password=findVIEwByID(R.ID.r1_password);        mR2Password=findVIEwByID(R.ID.r2_password);    }    // 使用完EventHandler需注销，否则可能出现内存泄漏    @OverrIDe    protected voID onDestroy() {        super.onDestroy();        SMSSDK.unregisterEventHandler(eh);    }}

Registeractivity.java

 

总结

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