Namespace: OpenEdge.Core.Collections
Class
MapBackedCollection
Parent classes:
Progress.Lang.Object
OpenEdge.Core.Collections.MapBackedCollection

Inherits: Progress.Lang.Object
Implements: OpenEdge.Core.Collections.ICollection

Copyright (c) 2013, 2017, 2020 by Progress Software Corporation. All rights reserved.
File:BackedTTAbstractCollection
Author(s):pjudge
Created:Mon Dec 16 16:24:45 EST 2013




Method Summary
Options Name Purpose
LOGICAL Add (Object)
LOGICAL AddAll (ICollection)
LOGICAL AddArray (Object[])
Clear ()
LOGICAL Contains (Object) /* abstract because this could be a key or value */
LOGICAL ContainsAll (ICollection) /* abstract because this could be a collection of keys or values */
LOGICAL IsEmpty ()
OpenEdge.Core.Collections.IIterator Iterator () /* Returns a new IIterator over the collection. */
LOGICAL Remove (Object) /* abstract because this could be a collection of keys or values */
LOGICAL RemoveAll (ICollection) /* abstract because this could be a collection of keys or values */
LOGICAL RetainAll (ICollection) /* abstract because this could be a collection of keys or values */
Progress.Lang.Object ToArray () /* ToArray should not be used with large collections If there is too much data the ABL will throw: Attempt to update data exceeding 32000. (12371) */
ToTable (table-handle) /* Returns a TT of the collection's data. This may be expensive, depending on the amount of data in the map. @param output table-handle A TT containing the data. */

Constructor Summary
Options Name Purpose
MapBackedCollection (IMap, handle, character)
MapBackedCollection (IMap, handle, character, character) /* Constructor @param IMap The owning map @param handle The underlying TT holding the data @param character (optional) Query string @param character The field holding the data in the TT */

Property Summary
Options Name Purpose
HANDLE KeyField
HANDLE OwningBuffer
OpenEdge.Core.Collections.IMap OwningMap
CHARACTER QueryString
INTEGER Size


Method Detail
Top

LOGICAL Add (Object)
Parameters:
newObject Progress.Lang.Object
Returns LOGICAL
Top

LOGICAL AddAll (ICollection)
Parameters:
newCollection OpenEdge.Core.Collections.ICollection
Returns LOGICAL
Top

LOGICAL AddArray (Object[])
Parameters:
o Progress.Lang.Object
Returns LOGICAL
Top

Clear ()
Top

LOGICAL Contains (Object)
/* abstract because this could be a key or value
Parameters:
checkObject Progress.Lang.Object
Returns LOGICAL
Top

LOGICAL ContainsAll (ICollection)
/* abstract because this could be a collection of keys or values
Parameters:
poCollection OpenEdge.Core.Collections.ICollection
Returns LOGICAL
Top

LOGICAL IsEmpty ()
Returns LOGICAL
Top

OpenEdge.Core.Collections.IIterator Iterator ()
/* Returns a new IIterator over the collection.
Returns OpenEdge.Core.Collections.IIterator
Top

LOGICAL Remove (Object)
/* abstract because this could be a collection of keys or values
Parameters:
poOld Progress.Lang.Object
Returns LOGICAL
Top

LOGICAL RemoveAll (ICollection)
/* abstract because this could be a collection of keys or values
Parameters:
poRemoveCol OpenEdge.Core.Collections.ICollection
Returns LOGICAL
Top

LOGICAL RetainAll (ICollection)
/* abstract because this could be a collection of keys or values
Parameters:
poRetainCollection OpenEdge.Core.Collections.ICollection
Returns LOGICAL
Top

Progress.Lang.Object ToArray ()
/* ToArray should not be used with large collections
If there is too much data the ABL will throw:
Attempt to update data exceeding 32000. (12371)
Returns Progress.Lang.Object
Top

ToTable (table-handle)
/* Returns a TT of the collection's data.
This may be expensive, depending on the amount of data in the map.
Parameters:
tt TABLE-HANDLE


Constructor Detail
Top

MapBackedCollection (IMap, handle, character)
Parameters:
poMap OpenEdge.Core.Collections.IMap
phTT HANDLE
pcValuefield CHARACTER
Top

MapBackedCollection (IMap, handle, character, character)
/* Constructor
Parameters:
pMap OpenEdge.Core.Collections.IMap
pTT HANDLE
pQueryString CHARACTER
pValuefield CHARACTER


Property Detail
Top

HANDLE KeyField
Returns HANDLE
Top

HANDLE OwningBuffer
Returns HANDLE
Top

OpenEdge.Core.Collections.IMap OwningMap
Returns OpenEdge.Core.Collections.IMap
Top

CHARACTER QueryString
Returns CHARACTER
Top

INTEGER Size
Returns INTEGER


Copyright © 2022 Progress Software Corporation. All rights Reserved.

Progress® OpenEdge® Release 12.5.0