de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet Class Reference

List of all members.

Public Member Functions
void	insertElementRecords (Collection< IRecord > targets)
void	insertRecord (ElementRecord record)
List< ElementRecord >	getRootRecords ()
Collection< ElementRecord >	getSubtreeRecords ()
boolean	isEmpty ()
void	clear ()
Protected Attributes
LinkedList< ElementRecord >	rootRecords = new LinkedList<ElementRecord>()
TreeSet< ElementRecord >	subtreeRecords = new TreeSet<ElementRecord>()

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Detailed Description

Use this class to divide a bunch of records in root records and records that are descendants of top records, subtree records.

Especially useful to achieve the records to delete or to copy because subtrees will be deleted/copied with the parent.

Author:

jurke

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Member Function Documentation

void de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.clear

(

)

List<ElementRecord> de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.getRootRecords

(

)

Returns:

all records so that

Collection<ElementRecord> de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.getSubtreeRecords

(

)

void de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.insertElementRecords

(

Collection< IRecord >

targets

)

Inserts all records of the targets collection of type ElementRecord to this set.

Parameters:

targets

void de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.insertRecord

(

ElementRecord

record

)

If any of the passed record's parents or itself is already contained there is nothing to do. Else it will be inserted as a new root record. Furthermore all its descendants will be added to subtree records and removed from root records if applicable.

Parameters:

record

boolean de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.isEmpty

(

)

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Member Data Documentation

LinkedList<ElementRecord> de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.rootRecords = new LinkedList<ElementRecord>() [protected]

TreeSet<ElementRecord> de.fu_berlin.inf.dpp.whiteboard.sxe.util.HierarchicalRecordSet.subtreeRecords = new TreeSet<ElementRecord>() [protected]