[Tm4j-commits] tm4j/src/org/tm4j/topicmap/tmdm/basic BasicOccurrence.java, 1.2, 1.3

[Xuan B. <med...@us...>]

Update of /cvsroot/tm4j/tm4j/src/org/tm4j/topicmap/tmdm/basic
In directory sc8-pr-cvs10.sourceforge.net:/tmp/cvs-serv9142/src/org/tm4j/topicmap/tmdm/basic

Modified Files:
	BasicOccurrence.java 
Log Message:
Clarify Occurence.setDatatypeAndValue() and friends

Index: BasicOccurrence.java
===================================================================
RCS file: /cvsroot/tm4j/tm4j/src/org/tm4j/topicmap/tmdm/basic/BasicOccurrence.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** BasicOccurrence.java	21 Jan 2008 20:00:26 -0000	1.2
--- BasicOccurrence.java	23 Jan 2008 19:33:05 -0000	1.3
***************
*** 18,22 ****
  	String											value;
  	
! 	protected BasicOccurrence(BasicTopic parent,BasicTopic type,Locator datatype,String value) {
  		this.parent		=	parent;
  		this.type			=	type;
--- 18,23 ----
  	String											value;
  	
! 	protected BasicOccurrence(BasicTopic parent,BasicTopic type,Locator datatype,String value,BasicScope scope) {
! 		super(scope);
  		this.parent		=	parent;
  		this.type			=	type;
***************
*** 76,79 ****
--- 77,95 ----
  	}
  	
+ 	/**
+ 		Provide a shortcut to change the datatype and the value in one transaction.
+ 		This is to avoid cases where value unintentionally does not match the datatype
+ 		for a very brief time.
+ 	*/
+ 	public void setDatatypeAndValue(Locator datatype,String value) {
+ 		Locator oldDatatype = this.datatype;
+ 		String	oldValue		= this.value;
+ 		this.datatype = datatype;
+ 		this.value = value;
+ 		
+ 		// We do not treat cases where the old value equals the new value specially.
+ 		getEventListener().notifyOccurrenceDatatypeAndValueChanged(getContainingTopicMap(),getParent(),this,oldDatatype,oldValue,datatype,value);
+ 	}
+ 	
  	@TMAPI
  	public String getValue() {