oracle.jbo.common
Class StructureDefHelper

java.lang.Object
  |
  +--oracle.jbo.common.StructureDefHelper

All Implemented Interfaces:

StructureDef

public class StructureDefHelper

extends java.lang.Object

implements StructureDef

Internal: Applications should not use this class.

Field Summary

Type	Field
protected AttributeDef[]	attributeList
protected java.util.Hashtable	attributes

Constructor Summary

StructureDefHelper()

Method Summary

Type	Method
AttributeDef	addDynamicAttribute(java.lang.String name, int index)
AttributeDef	addViewLinkAccessor(java.lang.String name, int index)
AttributeDef	findAttributeDef(java.lang.String name) Gets an attribute definition, given its name.
int	getAttributeCount() Returns the number of defined attributes.
AttributeDef	getAttributeDef(int index) Gets an attribute definition, given its index.
AttributeDef[]	getAttributeDefs() Gets the defined attributes.
protected AttributeDefHelper	getNewAttributeDefHelper()
AttributeDef	lookupAttributeDef(java.lang.String name) Gets an attribute definition, given its name.
void	removeViewLinkAccessor(AttributeDef accr)

Methods inherited from class java.lang.Object

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

Field Detail

attributes

protected java.util.Hashtable attributes

attributeList

protected AttributeDef[] attributeList

Constructor Detail

StructureDefHelper

public StructureDefHelper()

Method Detail

getAttributeDefs

public AttributeDef[] getAttributeDefs()

Description copied from interface: StructureDef

Gets the defined attributes.

Specified by:

getAttributeDefs in interface StructureDef

Following copied from interface: oracle.jbo.StructureDef

Returns:

an array of attribute definitions.

getAttributeCount

public int getAttributeCount()

Description copied from interface: StructureDef

Returns the number of defined attributes.

Specified by:

getAttributeCount in interface StructureDef

Following copied from interface: oracle.jbo.StructureDef

Returns:

the number of attributes.

findAttributeDef

public AttributeDef findAttributeDef(java.lang.String name)

Description copied from interface: StructureDef

Gets an attribute definition, given its name.

Specified by:

findAttributeDef in interface StructureDef

Following copied from interface: oracle.jbo.StructureDef

Parameters:

name - the name of an AttributeDef.

Returns:

an attribute definition

Throws:

NoDefException - - if the attribute is not found.

lookupAttributeDef

public AttributeDef lookupAttributeDef(java.lang.String name)

Description copied from interface: StructureDef

Gets an attribute definition, given its name.

Specified by:

lookupAttributeDef in interface StructureDef

Following copied from interface: oracle.jbo.StructureDef

Parameters:

name - the name of an AttributeDef.

Returns:

an attribute definition if found, null otherwise

getAttributeDef

public AttributeDef getAttributeDef(int index)

Description copied from interface: StructureDef

Gets an attribute definition, given its index.

Specified by:

getAttributeDef in interface StructureDef

Following copied from interface: oracle.jbo.StructureDef

Parameters:

index - the index of an AttributeDef, where the leftmost attribute has index zero.

Returns:

an attribute definition.

getNewAttributeDefHelper

protected AttributeDefHelper getNewAttributeDefHelper()

addDynamicAttribute

public AttributeDef addDynamicAttribute(java.lang.String name,
                                        int index)

addViewLinkAccessor

public AttributeDef addViewLinkAccessor(java.lang.String name,
                                        int index)

removeViewLinkAccessor

public void removeViewLinkAccessor(AttributeDef accr)