[DL-Learner SVN] SF.net SVN: dl-learner: [325] trunk/src/dl-learner/org/dllearner/kb

[<ku...@us...>]

Revision: 325
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=325&view=rev
Author:   kurzum
Date:     2007-12-05 04:44:53 -0800 (Wed, 05 Dec 2007)

Log Message:
-----------
added option breakSuperClassRetrievalAfter needed for SKOS

Modified Paths:
--------------
    trunk/src/dl-learner/org/dllearner/kb/SparqlEndpointRestructured.java
    trunk/src/dl-learner/org/dllearner/kb/sparql/ExtractionAlgorithm.java
    trunk/src/dl-learner/org/dllearner/kb/sparql/Manipulator.java

Modified: trunk/src/dl-learner/org/dllearner/kb/SparqlEndpointRestructured.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/kb/SparqlEndpointRestructured.java	2007-12-05 12:24:13 UTC (rev 324)
+++ trunk/src/dl-learner/org/dllearner/kb/SparqlEndpointRestructured.java	2007-12-05 12:44:53 UTC (rev 325)
@@ -80,6 +80,7 @@
 	private boolean dumpToFile = true;
 	private boolean useLits = false;
 	private boolean getAllSuperClasses = true;
+	private int breakSuperClassRetrievalAfter = 500;
 
 	private boolean learnDomain = false;
 	private String role;
@@ -166,8 +167,9 @@
 		options.add(new StringTupleListConfigOption("example", "example"));
 		options.add(new StringTupleListConfigOption("replacePredicate", "rule for replacing predicates"));
 		options.add(new StringTupleListConfigOption("replaceObject", "rule for replacing predicates"));
+		options.add(new IntegerConfigOption("breakSuperClassRetrievalAfter", "stops a cyclic hierarchy after specified number of classes"));
+
 		
-		
 		return options;
 	}
 
@@ -222,9 +224,10 @@
 			replacePredicate = (LinkedList)entry.getValue();
 		}else if (option.equals("replaceObject")) {
 			replaceObject = (LinkedList)entry.getValue();
-			
+		}else if (option.equals("breakSuperClassRetrievalAfter")) {
+			breakSuperClassRetrievalAfter = (Integer) entry.getValue();
 		}
-
+		
 	}
 
 	/*
@@ -244,7 +247,7 @@
 		SpecificSparqlEndpoint sse = null;
 		SparqlQueryType sqt = null;
 		// get Options for Manipulator
-		Manipulator man = new Manipulator(blankNodeIdentifier,replacePredicate,replaceObject);
+		Manipulator man = new Manipulator(blankNodeIdentifier,breakSuperClassRetrievalAfter,replacePredicate,replaceObject);
 		HashMap<String, String> parameters = new HashMap<String, String>();
 		parameters.put("default-graph-uri", "http://dbpedia.org");
 		parameters.put("format", "application/sparql-results.xml");

Modified: trunk/src/dl-learner/org/dllearner/kb/sparql/ExtractionAlgorithm.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/kb/sparql/ExtractionAlgorithm.java	2007-12-05 12:24:13 UTC (rev 324)
+++ trunk/src/dl-learner/org/dllearner/kb/sparql/ExtractionAlgorithm.java	2007-12-05 12:44:53 UTC (rev 325)
@@ -94,7 +94,7 @@
 				Node next = classes.remove(0);
 				System.out.println("Expanding: " + next);
 				classes.addAll(next.expand(tsp, manipulator));
-				if (classes.size()>=500){break;}
+				if (classes.size()>=manipulator.breakSuperClassRetrievalAfter){break;}
 			}
 
 		}

Modified: trunk/src/dl-learner/org/dllearner/kb/sparql/Manipulator.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/kb/sparql/Manipulator.java	2007-12-05 12:24:13 UTC (rev 324)
+++ trunk/src/dl-learner/org/dllearner/kb/sparql/Manipulator.java	2007-12-05 12:44:53 UTC (rev 325)
@@ -31,6 +31,7 @@
 	public String subclass = "http://www.w3.org/2000/01/rdf-schema#subClassOf";
 	public String type = "http://www.w3.org/1999/02/22-rdf-syntax-ns#type";
 	public String blankNodeIdentifier = "bnode";
+	public int breakSuperClassRetrievalAfter=200;
 	public LinkedList<StringTuple> replacePredicate;
 	public LinkedList<StringTuple> replaceObject;
 
@@ -44,7 +45,7 @@
 			"http://dbpedia.org/resource/Category:", "http://dbpedia.org/resource/Template:",
 			"http://www.w3.org/2004/02/skos/core", "http://dbpedia.org/class/" };
 
-	public Manipulator(String blankNodeIdentifier,LinkedList<StringTuple> replacePredicate,LinkedList<StringTuple> replaceObject) {
+	public Manipulator(String blankNodeIdentifier,int breakSuperClassRetrievalAfter,LinkedList<StringTuple> replacePredicate,LinkedList<StringTuple> replaceObject) {
 		this.blankNodeIdentifier = blankNodeIdentifier;
 		this.replaceObject=replaceObject;
 		this.replacePredicate=replacePredicate;


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