cn.trinea.android.common.util

类 AssetDatabaseOpenHelper

java.lang.Object

cn.trinea.android.common.util.AssetDatabaseOpenHelper

public class AssetDatabaseOpenHelper
extends Object

AssetDatabaseOpenHelper

• Auto copy databse form assets to /data/data/package_name/databases
• You can use it like SQLiteDatabase, use getWritableDatabase() to create and/or open a database that will be used for reading and writing. use getReadableDatabase() to create and/or open a database that will be used for reading only.

作者:

Trinea 2013-12-5

构造器概要

构造器

构造器和说明
AssetDatabaseOpenHelper(android.content.Context context, String databaseName)

方法概要

方法

限定符和类型	方法和说明
String	getDatabaseName()
android.database.sqlite.SQLiteDatabase	getReadableDatabase() Create and/or open a database that will be used for reading only.
android.database.sqlite.SQLiteDatabase	getWritableDatabase() Create and/or open a database that will be used for reading and writing.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

AssetDatabaseOpenHelper

public AssetDatabaseOpenHelper(android.content.Context context,
                       String databaseName)

方法详细资料

getWritableDatabase

public android.database.sqlite.SQLiteDatabase getWritableDatabase()

Create and/or open a database that will be used for reading and writing.

返回:

抛出:

RuntimeException - if cannot copy database from assets

android.database.sqlite.SQLiteException - if the database cannot be opened

getReadableDatabase

public android.database.sqlite.SQLiteDatabase getReadableDatabase()

Create and/or open a database that will be used for reading only.

返回:

抛出:

RuntimeException - if cannot copy database from assets

android.database.sqlite.SQLiteException - if the database cannot be opened

getDatabaseName

public String getDatabaseName()

返回:

the database name