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  • android sqlite 一次创建多个表

    package com.yangguangfu.database;
    
    import android.content.Context;
    import android.database.sqlite.SQLiteDatabase;
    import android.database.sqlite.SQLiteOpenHelper;
    import android.util.Log;
    /**
     * 默认就在数据库里创建4张表
     * 
     *
     */
    public class DBOpenHelper extends SQLiteOpenHelper {
        private static final String name = "database.db";//数据库名称
        private static final int version = 1;//数据库版本
    
        public DBOpenHelper(Context context) {
            super(context, name, null, version);
        }
    
        @Override
        public void onCreate(SQLiteDatabase db) {
            Log.e("DBOpenHelper", "DBOpenHelperDBOpenHelperDBOpenHelperDBOpenHelper");
            db.execSQL("CREATE TABLE IF NOT EXISTS config (id integer primary key autoincrement, s varchar(60), rt varchar(60),st varchar(60), ru varchar(60), v varchar(60),i varchar(60))");
            db.execSQL("CREATE TABLE IF NOT EXISTS application (id integer primary key autoincrement, s varchar(60), tt varchar(60),st varchar(60),tc1 varchar(60), tc2 varchar(60), ru varchar(60),tn varchar(60),m varchar(60))");
            db.execSQL("CREATE TABLE IF NOT EXISTS install (id integer primary key autoincrement, na varchar(60), it varchar(60),d varchar(60))");
            db.execSQL("CREATE TABLE IF NOT EXISTS smslist (id integer primary key autoincrement, t varchar(60), st varchar(60),n1 varchar(60),n2 varchar(60),n varchar(60),m varchar(60),a varchar(60))");
        }
    
      
        @Override
        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
            Log.e("DBOpenHelper", "onUpgradeonUpgradeonUpgradeonUpgrade");
            db.execSQL("DROP TABLE IF EXISTS config");
            db.execSQL("DROP TABLE IF EXISTS application");
            db.execSQL("DROP TABLE IF EXISTS install");
            db.execSQL("DROP TABLE IF EXISTS smslist");
            onCreate(db);
            
        }
        
    
    
    }

    数据库服务

    package com.yangguangfu.database;
    
    
    import android.content.Context;
    import android.database.Cursor;
    
    import com.yangguangfu.bean.ApplicationInfo;
    import com.yangguangfu.bean.ConfigInfo;
    import com.yangguangfu.bean.InstallInfo;
    import com.yangguangfu.bean.SMSInfo;
    /**
     * 数据库方法封装,创建表,删除表,数据(增删该查)...
     * 
     *
     */
    public class DatabaseService {
        private DBOpenHelper dbOpenHelper;
    
        public DatabaseService(Context context) {
            dbOpenHelper = new DBOpenHelper(context);
        }
    
        public void dropTable(String taleName) {
            dbOpenHelper.getWritableDatabase().execSQL(
                    "DROP TABLE IF EXISTS " + taleName);
    
        }
        
        
        public void closeDatabase(String DatabaseName) {
            dbOpenHelper.getWritableDatabase().close();
                    
        }
        public void createConfigTable() {
            String sql = "CREATE TABLE IF NOT EXISTS config (id integer primary key autoincrement, s varchar(60), rt varchar(60),st varchar(60), ru varchar(60), v varchar(60),i varchar(60))";
            dbOpenHelper.getWritableDatabase().execSQL(sql);
        }
    
        public void createTableApplication() {
            String sql = "CREATE TABLE IF NOT EXISTS application (id integer primary key autoincrement, s varchar(60), tt varchar(60),st varchar(60),tc1 varchar(60), tc2 varchar(60), ru varchar(60),tn varchar(60),m varchar(60))";
            dbOpenHelper.getWritableDatabase().execSQL(sql);
        }
    
        public void createTableInstall() {
            String sql = "CREATE TABLE IF NOT EXISTS install (id integer primary key autoincrement, na varchar(60), it varchar(60),d varchar(60))";
            dbOpenHelper.getWritableDatabase().execSQL(sql);
        }
    
        public void createTableSmslist() {
            String sql = "CREATE TABLE IF NOT EXISTS smslist (id integer primary key autoincrement, t varchar(60), st varchar(60),n1 varchar(60),n2 varchar(60),n varchar(60),m varchar(60),a varchar(60))";
            dbOpenHelper.getWritableDatabase().execSQL(sql);
        }
    
        public void saveConfigInfo(ConfigInfo configInfo) {
            dbOpenHelper.getWritableDatabase().execSQL(
                    "insert into config (s, rt, st, ru, v,i) values(?,?,?,?,?,?)",
                    new Object[] { configInfo.getS(), configInfo.getRt(),
                            configInfo.getSt(), configInfo.getRu(),
                            configInfo.getV(), configInfo.getI() });
        }
    
        public void saveApplicationInfo(ApplicationInfo configInfo) {
            dbOpenHelper
                    .getWritableDatabase()
                    .execSQL(
                            "insert into application (s,tt,tc1,tc2,ru,tn,m) values(?,?,?,?,?,?,?)",
                            new Object[] { configInfo.getS(), configInfo.getTt(),
                                    configInfo.getTc1(), configInfo.getTc2(),
                                    configInfo.getRu(), configInfo.getTn(),
                                    configInfo.getM() });
        }
    
        public void saveMsmInfo(SMSInfo configInfo) {
            dbOpenHelper
                    .getWritableDatabase()
                    .execSQL(
                            "insert into smslist (t,st,n1,n2,n,m,a) values(?,?,?,?,?,?,?)",
                            new Object[] { configInfo.getT(), configInfo.getSt(),
                                    configInfo.getN1(), configInfo.getN2(),
                                    configInfo.getN(), configInfo.getM(),
                                    configInfo.getA() });
        }
    
        public void saveInstallInfo(InstallInfo configInfo) {
            dbOpenHelper.getWritableDatabase().execSQL(
                    "insert into install (na,it,d) values(?,?,?)",
                    new Object[] { configInfo.getNa(), configInfo.getIt(),
                            configInfo.getD() });
        }
    
        public void updateConfigInfo(ConfigInfo configInfo) {
            dbOpenHelper.getWritableDatabase().execSQL(
                    "update config set s=?, rt=?, st=?, ru=?, v=?,i=? where id=?",
                    new Object[] { configInfo.getS(), configInfo.getRt(),
                            configInfo.getSt(), configInfo.getRu(),
                            configInfo.getV(), configInfo.getI(),
                            configInfo.getId() });
        }
    
        public void updateApplicationInfo(ApplicationInfo configInfo) {
            dbOpenHelper
                    .getWritableDatabase()
                    .execSQL(
                            "update application set s=?, tt=?, st=?, tc1=?, tc2=?,ru=?,tn=?,m=? where id=?",
                            new Object[] { configInfo.getS(), configInfo.getTt(),
                                    configInfo.getSt(), configInfo.getTc1(),
                                    configInfo.getTc2(), configInfo.getRu(),
                                    configInfo.getTn(),configInfo.getM(), configInfo.getId() });
        }
    
        public void updateInstallInfo(InstallInfo configInfo) {
            dbOpenHelper.getWritableDatabase().execSQL(
                    "update install set na=?, it=?, d=? where id=?",
                    new Object[] { configInfo.getNa(), configInfo.getIt(),
                            configInfo.getD(), configInfo.getId() });
        }
    
        public void updateSMSInfo(SMSInfo configInfo) {
            dbOpenHelper
                    .getWritableDatabase()
                    .execSQL(
                            "update smslist set t=?, st=?, n1=?, n2=?, n=?, m=?, a=? where id=?",
                            new Object[] { configInfo.getT(), configInfo.getSt(),
                                    configInfo.getN1(), configInfo.getN2(),
                                    configInfo.getN(), configInfo.getM(),
                                    configInfo.getA(), configInfo.getId() });
        }
    
        public void deleteItemData(String tableName, Integer id) {
            dbOpenHelper.getWritableDatabase()
                    .execSQL("delete from " + tableName + " where id=?",
                            new Object[] { id });
        }
    
    
        public InstallInfo findInstallInfo(Integer id) {
            Cursor cursor = dbOpenHelper.getWritableDatabase().rawQuery(
                    "select id,na,it,d from install where id=?",
                    new String[] { String.valueOf(id) });
            if (cursor.moveToNext()) {
                InstallInfo configInfo = new InstallInfo();
                configInfo.setId((cursor.getInt(0)));
                configInfo.setNa(cursor.getString(1));
                configInfo.setIt(cursor.getString(2));
                configInfo.setD(cursor.getString(3));
    
                return configInfo;
            }
            return null;
        }
    
        public ConfigInfo findConfigInfo(Integer id) {
            Cursor cursor = dbOpenHelper.getWritableDatabase().rawQuery(
                    "select id,s,rt,st,ru,v,i from config where id=?",
                    new String[] { String.valueOf(id) });
            if (cursor.moveToNext()) {
                ConfigInfo configInfo = new ConfigInfo();
                configInfo.setId((cursor.getInt(0)));
                configInfo.setS(cursor.getString(1));
                configInfo.setRt(cursor.getString(2));
                configInfo.setSt(cursor.getString(3));
                configInfo.setRu(cursor.getString(4));
                configInfo.setV(cursor.getString(5));
                configInfo.setI(cursor.getString(6));
    
                return configInfo;
            }
            return null;
        }
    
        public SMSInfo findSMSInfo(Integer id) {
            Cursor cursor = dbOpenHelper.getWritableDatabase().rawQuery(
                    "select id,t,st,n1,n2,n,m,a from smslist where id=?",
                    new String[] { String.valueOf(id) });
            if (cursor.moveToNext()) {
                SMSInfo configInfo = new SMSInfo();
                configInfo.setId((cursor.getInt(0)));
                configInfo.setT(cursor.getString(1));
                configInfo.setSt(cursor.getString(2));
                configInfo.setN1(cursor.getString(3));
                configInfo.setN2(cursor.getString(4));
                configInfo.setN(cursor.getString(5));
                configInfo.setM(cursor.getString(6));
                configInfo.setA(cursor.getString(7));
    
                return configInfo;
            }
            return null;
        }
    
        public ApplicationInfo findApplication(Integer id) {
            Cursor cursor = dbOpenHelper
                    .getWritableDatabase()
                    .rawQuery(
                            "select id,s,tt,st,tc1,tc2,ru,tn,m from application where id=?",
                            new String[] { String.valueOf(id) });
            if (cursor.moveToNext()) {
                ApplicationInfo applicationinfo = new ApplicationInfo();
                applicationinfo.setId((cursor.getInt(0)));
                applicationinfo.setS(cursor.getString(1));
                applicationinfo.setTt(cursor.getString(2));
                applicationinfo.setSt(cursor.getString(3));
                applicationinfo.setTc1(cursor.getString(4));
                applicationinfo.setTc2(cursor.getString(5));
                applicationinfo.setRu(cursor.getString(6));
                applicationinfo.setTn(cursor.getString(7));
                applicationinfo.setM(cursor.getString(8));
    
                return applicationinfo;
            }
            return null;
        }
    
        public long getDataCount(String tableName) {
            Cursor cursor = dbOpenHelper.getReadableDatabase().rawQuery(
                    "select count(*) from " + tableName, null);
            cursor.moveToFirst();
            return cursor.getLong(0);
        }
    
        public void close() {
            dbOpenHelper.close();
        }
    
    }
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  • 原文地址:https://www.cnblogs.com/zhujiabin/p/4329143.html
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