[DL-Learner SVN] SF.net SVN: dl-learner:[1038] trunk/src/dl-learner/org/dllearner/kb/sparql/ Cache.java

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

Revision: 1038
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=1038&view=rev
Author:   kurzum
Date:     2008-07-31 16:17:21 +0000 (Thu, 31 Jul 2008)

Log Message:
-----------
added a clearcache method

Modified Paths:
--------------
    trunk/src/dl-learner/org/dllearner/kb/sparql/Cache.java

Modified: trunk/src/dl-learner/org/dllearner/kb/sparql/Cache.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/kb/sparql/Cache.java	2008-07-31 16:16:21 UTC (rev 1037)
+++ trunk/src/dl-learner/org/dllearner/kb/sparql/Cache.java	2008-07-31 16:17:21 UTC (rev 1038)
@@ -263,7 +263,7 @@
 			SparqlQuery.writeToSparqlLog("***********\nJSON retrieved from cache");
 			SparqlQuery.writeToSparqlLog(query.getSparqlQueryString());
 			SparqlQuery.writeToSparqlLog(query.getSparqlEndpoint().getURL().toString());
-			SparqlQuery.writeToSparqlLog("JSON: "+result);
+			//SparqlQuery.writeToSparqlLog("JSON: "+result);
 			JamonMonitorLogger.increaseCount(Cache.class, "SuccessfulHits");
 			
 		} else {
@@ -290,6 +290,24 @@
 	}
 	
 	/**
+	 * deletes all Files in the cacheDir, does not delete the cacheDir itself, 
+	 * and can thus still be used without creating a new Cache Object
+	 */
+	public void clearCache() {
+		try{
+			File f = new File(cacheDir);
+		    String[] files = f.list();
+		    for (int i = 0; i < files.length; i++) {
+				new File(cacheDir+"/"+files[i]).delete();
+			}    
+		}catch (Exception e) {
+			logger.warn("deleting cache failed");
+			e.printStackTrace();
+		}
+	    
+	}
+	
+	/**
 	 * Changes how long cached results will stay fresh (default 15 days).
 	 * @param days number of days
 	 */


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