[DL-Learner SVN] SF.net SVN: dl-learner:[1477] trunk/src/dl-learner/org/dllearner/server/ DLLearnerWS.java

[<Jen...@us...>]

Revision: 1477
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=1477&view=rev
Author:   JensLehmann
Date:     2008-10-28 12:21:14 +0000 (Tue, 28 Oct 2008)

Log Message:
-----------
caching for querying predefined endpoints

Modified Paths:
--------------
    trunk/src/dl-learner/org/dllearner/server/DLLearnerWS.java

Modified: trunk/src/dl-learner/org/dllearner/server/DLLearnerWS.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/server/DLLearnerWS.java	2008-10-28 12:20:23 UTC (rev 1476)
+++ trunk/src/dl-learner/org/dllearner/server/DLLearnerWS.java	2008-10-28 12:21:14 UTC (rev 1477)
@@ -677,12 +677,18 @@
 	 * Queries one of the standard endpoints defined in DL-Learner.
 	 * @param predefinedEndpoint A string describing the endpoint e.g. DBpedia.
 	 * @param query The SPARQL query.
+	 * @param useCache Specify whether to use a cache for queries.
 	 * @return The result of the SPARQL query in JSON format or null if the endpoint does not exist.
 	 * @see SPARQLEndpoint#getEndpointByName;
 	 */
-	public String sparqlQueryPredefinedEndpoint(String predefinedEndpoint, String query) {
+	public String sparqlQueryPredefinedEndpoint(String predefinedEndpoint, String query, boolean useCache) {
 		SparqlEndpoint endpoint = SparqlEndpoint.getEndpointByName(predefinedEndpoint);
-		SPARQLTasks st = new SPARQLTasks(endpoint);
+		SPARQLTasks st;
+		if(useCache) {
+			st = new SPARQLTasks(endpoint);
+		} else {
+			st = new SPARQLTasks(Cache.getDefaultCache(), endpoint);
+		}
 		return st.query(query);
 	}
 	


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