org.tentackle.persist.wurblet

Class ComponentInfo

java.lang.Object

org.tentackle.persist.wurblet.ComponentInfo

public class ComponentInfo
extends Object

Describes the join to a component's attribute.

Author:

harald

Constructor Summary

Constructors

Constructor and Description
ComponentInfo(DbModelWurblet wurblet, org.tentackle.model.Entity joinedEntity) Creates info for a component.

Method Summary

Modifier and Type	Method and Description
String	getExtraClassName() Returns the extra classname to be joined by id. Necessary for multi-table inherited joins if attribute belongs to child class.
org.tentackle.model.Entity	getJoinedEntity() Gets the entity to join (right side of the join).
String	getRootIdClassName() Gets the implementing classname holding the root id.
String	getRootIdColumnName() Gets the column name holding the rootid.
boolean	isExtraJoinNecessary() Returns whether the joined attribute belongs to another table than that holding the rootid.

Methods inherited from class java.lang.Object

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

Constructor Detail

ComponentInfo

public ComponentInfo(DbModelWurblet wurblet,
                     org.tentackle.model.Entity joinedEntity)
              throws org.wurbelizer.wurbel.WurbelException

Creates info for a component.

Parameters:

wurblet - the wurblet

joinedEntity - the entity to join (right side of the join)

Throws:

org.wurbelizer.wurbel.WurbelException - if failed

Method Detail

getJoinedEntity

public org.tentackle.model.Entity getJoinedEntity()

Gets the entity to join (right side of the join).

Returns:

the joined entity

isExtraJoinNecessary

public boolean isExtraJoinNecessary()

Returns whether the joined attribute belongs to another table than that holding the rootid.

Returns:

true if extra join needed

getExtraClassName

public String getExtraClassName()

Returns the extra classname to be joined by id.
Necessary for multi-table inherited joins if attribute belongs to child class.

Returns:

the extra classname

getRootIdClassName

public String getRootIdClassName()

Gets the implementing classname holding the root id.

Returns:

the class name

getRootIdColumnName

public String getRootIdColumnName()

Gets the column name holding the rootid.

Returns:

the column name