org.cruxframework.crux.core.client.db

Class WSQLAbstractDatabase

java.lang.Object

org.cruxframework.crux.core.client.db.AbstractDatabase

org.cruxframework.crux.core.client.db.WSQLAbstractDatabase

All Implemented Interfaces:

Database

public abstract class WSQLAbstractDatabase
extends AbstractDatabase

HTML5 AbstractDatabase based on Web SQL (http://www.w3.org/TR/webdatabase/).

Author:

Thiago da Rosa de Bustamante

Field Summary

Fields

Modifier and Type	Field and Description
protected SQLDatabase	database
protected static Logger	logger
protected Array<String>	objectStoreNames
protected boolean	opened

Fields inherited from class org.cruxframework.crux.core.client.db.AbstractDatabase

errorHandler, messages, name, version

Constructor Summary

Constructors

Constructor and Description
WSQLAbstractDatabase()

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Close the current database.
protected void	createFileStore(SQLTransaction tx)
protected Transaction	createTransaction(String[] storeNames, Transaction.Mode mode)
void	delete(DatabaseCallback callback) Remove the current database from client browser.
protected void	deleteDBTables(DatabaseCallback callback, SQLTransaction.SQLStatementErrorCallback errorCallback)
protected void	deleteDBTables(SQLTransaction tx, DatabaseCallback callback, SQLTransaction.SQLStatementErrorCallback errorCallback, boolean removeSystemTables)
protected void	deleteFromDbVersions(DatabaseCallback callback, SQLTransaction.SQLStatementErrorCallback errorCallback)
protected void	doDelete(DatabaseCallback callback)
protected void	doDelete(DatabaseCallback callback, SQLTransaction.SQLStatementErrorCallback errorCallback)
protected void	doOpen(DatabaseCallback callback)
protected SQLTransaction.SQLStatementErrorCallback	getDeleteErrorHandler(DatabaseCallback callback)
protected abstract <K,V> WSQLAbstractObjectStore<K,V>	getObjectStore(String storeName, WSQLTransaction transaction)
boolean	isOpen() Return true if the current database is open.
boolean	isSupported() Return true if Crux Database is supported by current browser.
protected abstract void	updateDatabaseStructure(SQLTransaction tx, DatabaseCallback callback)

Methods inherited from class org.cruxframework.crux.core.client.db.AbstractDatabase

add, add, delete, delete, get, getName, getTransaction, getTransaction, getVersion, open, put, put, setDefaultErrorHandler, setName, setVersion, useIndexedDB, useWebSQL

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static Logger logger

opened

protected boolean opened

database

protected SQLDatabase database

objectStoreNames

protected Array<String> objectStoreNames

Constructor Detail

WSQLAbstractDatabase

public WSQLAbstractDatabase()

Method Detail

close

public void close()

Description copied from interface: Database

Close the current database.

delete

public void delete(DatabaseCallback callback)

Description copied from interface: Database

Remove the current database from client browser.

Parameters:

callback - called when operation is completed

isOpen

public boolean isOpen()

Description copied from interface: Database

Return true if the current database is open.

Returns:

true if open

isSupported

public boolean isSupported()

Description copied from interface: Database

Return true if Crux Database is supported by current browser.

Returns:

true if supported

createTransaction

protected Transaction createTransaction(String[] storeNames,
                            Transaction.Mode mode)

Specified by:

createTransaction in class AbstractDatabase

doOpen

protected void doOpen(DatabaseCallback callback)

Specified by:

doOpen in class AbstractDatabase

doDelete

protected void doDelete(DatabaseCallback callback)

getDeleteErrorHandler

protected SQLTransaction.SQLStatementErrorCallback getDeleteErrorHandler(DatabaseCallback callback)

doDelete

protected void doDelete(DatabaseCallback callback,
            SQLTransaction.SQLStatementErrorCallback errorCallback)

deleteDBTables

protected void deleteDBTables(SQLTransaction tx,
                  DatabaseCallback callback,
                  SQLTransaction.SQLStatementErrorCallback errorCallback,
                  boolean removeSystemTables)

deleteDBTables

protected void deleteDBTables(DatabaseCallback callback,
                  SQLTransaction.SQLStatementErrorCallback errorCallback)

deleteFromDbVersions

protected void deleteFromDbVersions(DatabaseCallback callback,
                        SQLTransaction.SQLStatementErrorCallback errorCallback)

createFileStore

protected void createFileStore(SQLTransaction tx)

updateDatabaseStructure

protected abstract void updateDatabaseStructure(SQLTransaction tx,
                           DatabaseCallback callback)

getObjectStore

protected abstract <K,V> WSQLAbstractObjectStore<K,V> getObjectStore(String storeName,
                                                WSQLTransaction transaction)