javazoom.upload
Class DBStore

java.lang.Object
  javazoom.upload.DBStore

Direct Known Subclasses:

DefaultDBStore

public abstract class DBStore

extends java.lang.Object

This abstract class defines DBStore developers have to extend to implement their own database store for UploadBean

Constructor Summary

DBStore()

Method Summary

protected void	closeConnection(java.sql.Connection con) Close JDBC connection.
protected void	closeResultSet(java.sql.ResultSet rs) Close JDBC ResultSet.
protected void	closeStatement(java.sql.Statement st) Close JDBC Statement.
abstract void	connect(java.lang.Object p1, java.lang.Object p2, java.lang.Object p3) Connects to database store.
abstract int	countFiles() Counts database entries.
java.sql.Connection	getConnection() Returns JDBC Connection.
abstract void	reset() Deletes entries in database store.
void	setConnection(java.sql.Connection c) Sets JDBC connection
abstract void	store(UploadFile file, boolean overwrite, java.util.Map extra) Inserts or updates file in store.

Methods inherited from class java.lang.Object

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

Constructor Detail

DBStore

public DBStore()

Method Detail

getConnection

public java.sql.Connection getConnection()

Returns JDBC Connection.

Returns:

JDBC connection.

setConnection

public void setConnection(java.sql.Connection c)

Sets JDBC connection

Parameters:

c - JDBC connection

connect

public abstract void connect(java.lang.Object p1,
                             java.lang.Object p2,
                             java.lang.Object p3)
                      throws UploadException

Connects to database store.

Parameters:

p1 - Driver String or JDBC Connection

p2 - URL String

p3 - JDBC credentials

Throws:

UploadException

countFiles

public abstract int countFiles()
                        throws UploadException

Counts database entries.

Returns:

number of entries in database store

Throws:

UploadException

store

public abstract void store(UploadFile file,
                           boolean overwrite,
                           java.util.Map extra)
                    throws UploadException

Inserts or updates file in store.

Parameters:

file - input file

overwrite - enables/disables overwrite

extra - parameters

Throws:

UploadException

reset

public abstract void reset()
                    throws UploadException

Deletes entries in database store.

Throws:

UploadException

closeResultSet

protected void closeResultSet(java.sql.ResultSet rs)

Close JDBC ResultSet.

Parameters:

rs -

closeStatement

protected void closeStatement(java.sql.Statement st)

Close JDBC Statement.

Parameters:

st -

closeConnection

protected void closeConnection(java.sql.Connection con)

Close JDBC connection.

Parameters:

con -