check Database - Android Database

Android examples for Database:Database Connection

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Description

check Database

Demo Code


//package com.book2s;

import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteException;
import android.util.Log;

public class Main {

    public static String DATABASE_PATH;

    public final static String DB_NAME = "Fly.sqlite";

    public static boolean checkDatabase() {
        SQLiteDatabase db = null;/* w  w w . j  a  v  a 2  s. com*/

        try {
            String databaseFilename = DATABASE_PATH + DB_NAME;
            db = SQLiteDatabase.openDatabase(databaseFilename, null,
                    SQLiteDatabase.OPEN_READWRITE);
            db.rawQuery("select count(1) from Flyfight", null);
        } catch (SQLiteException e) {
            db = null;
        }

        if (db != null) {
            db.close();
        }

        boolean exists = ((db != null) ? true : false);

        return exists;
    }
}

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