com.peter.subject
Class DBSubject

java.lang.Object
  |
  +--com.peter.db.DBAccess
        |
        +--com.peter.subject.DBSubject

public class DBSubject

extends DBAccess

This class handles the queries to the Database. It is ment to be used for Subject.

Version:

$Revision: 1.0.2, 2003-11-04 $

Author:

Peter Larsson

Constructor Summary

DBSubject(DBConHandler handler)
The constructor for this object

Method Summary

int	addSubject(Subject subject) Adds one Subject to the database.
int	deleteSubject(Subject subject) Deleting one Subject from the database.
Subject[]	getSubjectFromDBM(DBMatrix dbm) Returns an array of fetched Subject from the database.
Subject[]	getSubjects() Fetch an array of Subject from the database.
Subject[]	getSubjects(Subject subject) Fetch an array of Subject from the database, with the same value as each variable in subject has.

Methods inherited from class java.lang.Object

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

Constructor Detail

DBSubject

public DBSubject(DBConHandler handler)

The constructor for this object

Parameters:

handler - The handler to use for SQL-queries

Method Detail

getSubjectFromDBM

public Subject[] getSubjectFromDBM(DBMatrix dbm)

Returns an array of fetched Subject from the database.

Parameters:

dbm - The DBMatrix

Returns:

An array of Subject

addSubject

public int addSubject(Subject subject)

Adds one Subject to the database.

Parameters:

subject - A Subject

Returns:

An integer representing the result

deleteSubject

public int deleteSubject(Subject subject)

Deleting one Subject from the database.

Parameters:

subject - A Subject

Returns:

An integer representing the result

getSubjects

public Subject[] getSubjects()

Fetch an array of Subject from the database.

Returns:

An array of Subject

getSubjects

public Subject[] getSubjects(Subject subject)

Fetch an array of Subject from the database, with the same value as each variable in subject has.

Parameters:

subject - An Subject

Returns:

An array of Subject