BaseName (query directive) - Revision history

Olli at 11:10, 21 August 2009

2009-08-21T11:10:35Z

2009-08-21T09:17:56Z

2009-08-20T07:55:10Z

New page

== Description ==

Gets the base name of the active column value of input.

== Constructor ==

BaseName()

[[Category:Query directives]]

← Older revision		Revision as of 09:17, 21 August 2009
Line 8:		Line 8:

	[[Category:Query directives]]		[[Category:Query directives]]
		+
		+	== Examples ==
		+
		+	Following example gets the base names of the instances of the input topic.
		+
		+	importPackage(org.wandora.query2);
		+	new BaseName().from(new Instances())
		+
		+	Following example gets the base name of content type topic.
		+
		+	importPackage(org.wandora.query2);
		+	new BaseName().from("http://www.wandora.org/core/contenttype")
		+
		+	Following example finds all topics in the topic map which do not have a base name.
		+
		+	importPackage(org.wandora.query2);
		+	new BaseName().from(new AllTopics().as("#topic"))
		+	.where("#DEFAULT","=",null)
		+
		+	Following example gets the base name of the input topic or the first subject identifier if it doesn't have a base name.
		+
		+	importPackage(org.wandora.query2);
		+	new If(
		+	new BaseName().where("#DEFAULT","!=",null),
		+	new BaseName(),
		+	new First(new SubjectIdentifiers())
		+	)

@@ Line 1: / Line 1: @@
 == Description ==
-Gets the base name of the active column value of input.
+Gets the base name of the active column value of input. Returns null if the input doesn't have a base name.
 == Constructor ==