org.liquidsite.core.data
Class AttributePeer

java.lang.Object
  org.liquidsite.core.data.AbstractPeer
      org.liquidsite.core.data.AttributePeer

public class AttributePeer

extends AbstractPeer

A content attribute database peer. This class contains static methods that handles all accesses to the LS_ATTRIBUTE table.

Method Summary

static long	doCalculateDomainSize(DataSource src, java.lang.String domain) Calculates the aggregate size in the database of all attributes in a domain.
static void	doDelete(DataSource src, AttributeData data) Deletes an attribute object from the data source.
static void	doDeleteContent(DataSource src, int id) Deletes all attributes for a content object from the data source.
static void	doDeleteDomain(DataSource src, java.lang.String domain) Deletes all attributes for a domain from the data source.
static void	doDeleteRevision(DataSource src, int id, int revision) Deletes all attributes for a content revision from the data source.
static void	doInsert(DataSource src, AttributeData data) Inserts a new attribute object into the data source.
static AttributeData	doSelectByName(DataSource src, int id, int revision, java.lang.String name) Returns the attribute object with the specified content id, content revision, and attribute name.
static java.util.ArrayList	doSelectByRevision(DataSource src, int id, int revision) Returns a list of all attribute objects with the specified content id and revision.
static void	doUpdate(DataSource src, AttributeData data) Updates an attribute in the data source.
protected AbstractData	getDataObject() Returns a new instance of the data object.

Methods inherited from class org.liquidsite.core.data.AbstractPeer

count, delete, insert, select, selectList, update

Methods inherited from class java.lang.Object

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

Method Detail

doCalculateDomainSize

public static long doCalculateDomainSize(DataSource src,
                                         java.lang.String domain)
                                  throws DataObjectException

Calculates the aggregate size in the database of all attributes in a domain.

Parameters:

src - the data source to use

domain - the domain name

Returns:

the size in bytes of all the attributes in the domain

Throws:

DataObjectException - if the data source couldn't be accessed properly

doSelectByRevision

public static java.util.ArrayList doSelectByRevision(DataSource src,
                                                     int id,
                                                     int revision)
                                              throws DataObjectException

Returns a list of all attribute objects with the specified content id and revision.

Parameters:

src - the data source to use

id - the content id

revision - the content revision

Returns:

the list of attribute objects found

Throws:

DataObjectException - if the data source couldn't be accessed properly

doSelectByName

public static AttributeData doSelectByName(DataSource src,
                                           int id,
                                           int revision,
                                           java.lang.String name)
                                    throws DataObjectException

Returns the attribute object with the specified content id, content revision, and attribute name.

Parameters:

src - the data source to use

id - the content id

revision - the content revision

name - the attribute name

Returns:

the attribute found, or null if no matching attribute existed

Throws:

DataObjectException - if the data source couldn't be accessed properly

doInsert

public static void doInsert(DataSource src,
                            AttributeData data)
                     throws DataObjectException

Inserts a new attribute object into the data source.

Parameters:

src - the data source to use

data - the attribute data object

Throws:

DataObjectException - if the data source couldn't be accessed properly

doUpdate

public static void doUpdate(DataSource src,
                            AttributeData data)
                     throws DataObjectException

Updates an attribute in the data source.

Parameters:

src - the data source to use

data - the attribute data object

Throws:

DataObjectException - if the data source couldn't be accessed properly

doDelete

public static void doDelete(DataSource src,
                            AttributeData data)
                     throws DataObjectException

Deletes an attribute object from the data source.

Parameters:

src - the data source to use

data - the attribute data object

Throws:

DataObjectException - if the data source couldn't be accessed properly

doDeleteDomain

public static void doDeleteDomain(DataSource src,
                                  java.lang.String domain)
                           throws DataObjectException

Deletes all attributes for a domain from the data source.

Parameters:

src - the data source to use

domain - the domain name

Throws:

DataObjectException - if the data source couldn't be accessed properly

doDeleteContent

public static void doDeleteContent(DataSource src,
                                   int id)
                            throws DataObjectException

Deletes all attributes for a content object from the data source.

Parameters:

src - the data source to use

id - the content object id

Throws:

DataObjectException - if the data source couldn't be accessed properly

doDeleteRevision

public static void doDeleteRevision(DataSource src,
                                    int id,
                                    int revision)
                             throws DataObjectException

Deletes all attributes for a content revision from the data source.

Parameters:

src - the data source to use

id - the content object id

revision - the content revision

Throws:

DataObjectException - if the data source couldn't be accessed properly

getDataObject

protected AbstractData getDataObject()

Returns a new instance of the data object.

Specified by:

getDataObject in class AbstractPeer

Returns:

a new instance of the data object