biz.hammurapi.sql
Class SimpleRelationship
java.lang.Object
biz.hammurapi.sql.SimpleRelationship
- All Implemented Interfaces:
- ColumnChangeListener, Relationship
public class SimpleRelationship
- extends java.lang.Object
- implements Relationship, ColumnChangeListener
Base class for composite relationships where subitems exist only as part of the whole and removal of item from
relationship is equivalent to deletion of the item.
- Author:
- Pavel Vlasov
Field Summary |
protected java.util.Collection |
deleted
|
protected java.util.Collection |
inserted
|
protected java.lang.String |
tableName
|
Constructor Summary |
SimpleRelationship(DatabaseObject owner,
java.lang.Class itemClass,
java.lang.String tableName,
java.lang.String[][] keyInfo,
boolean isLazy)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
inserted
protected java.util.Collection inserted
deleted
protected java.util.Collection deleted
tableName
protected java.lang.String tableName
SimpleRelationship
public SimpleRelationship(DatabaseObject owner,
java.lang.Class itemClass,
java.lang.String tableName,
java.lang.String[][] keyInfo,
boolean isLazy)
- Parameters:
owner
- Relationship owner.tableName
- Table where child item are stored.keyInfo
- Mapping of owner's primary key columns to child foreign key columns.isLazy
- indicates whether relationship is lazy.
isLazy
public boolean isLazy()
- Specified by:
isLazy
in interface Relationship
store
public void store(SQLProcessor processor)
throws java.sql.SQLException
- Specified by:
store
in interface Relationship
- Throws:
java.sql.SQLException
add
public void add(DatabaseObject item)
- Specified by:
add
in interface Relationship
remove
public void remove(IDatabaseObject item)
- Specified by:
remove
in interface Relationship
load
public void load(SQLProcessor processor,
java.util.Collection receiver)
throws java.sql.SQLException
- Specified by:
load
in interface Relationship
- Throws:
java.sql.SQLException
isModified
public boolean isModified()
- Specified by:
isModified
in interface Relationship
update
public void update(SQLProcessor processor,
IDatabaseObject subItem)
throws java.sql.SQLException
- Description copied from interface:
Relationship
- Updates modified relationship items.
- Specified by:
update
in interface Relationship
- Throws:
java.sql.SQLException
getItemType
public java.lang.Class getItemType()
- Specified by:
getItemType
in interface Relationship
onChange
public void onChange(Column column)
- Specified by:
onChange
in interface ColumnChangeListener
setMaster
public void setMaster(java.util.Collection master)
- Description copied from interface:
Relationship
- Callback method to propagate updates
- Specified by:
setMaster
in interface Relationship
Copyright © 2003 Hammurapi Group. All Rights Reserved.