log added, method to check if a dataset already exists fixed

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/data-catalogue/ckan-util-library@131747 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/datacatalogue/ckanutillibrary/ApplicationProfileScopePerUrlReader.java

@@ -82,6 +82,7 @@ public class ApplicationProfileScopePerUrlReader {
 					for (int i = 0; i < urls.size(); i++) {
 						if (urls.get(i).trim().compareTo(url) == 0) {	// url found			
 							scopeToReturn = helper.evaluate("/Resource/Profile/Body/EndPoint/Scope/text()").get(i);
+							logger.debug("Found, returning " + scopeToReturn);
 							foundScope = true;
 							break;
 						}						

src/main/java/org/gcube/datacatalogue/ckanutillibrary/CKanUtils.java

@@ -231,4 +231,12 @@ public interface CKanUtils {
 	 */
 	List<CkanDatasetRelationship> getRelationshipDatasets(String datasetIdSubject, String datasetIdObject, String apiKey);
 	
+	/**
+	 * Checks if a product with such name already exists.
+	 * Please remember that the name is unique.
+	 * @param nameOrId the name or the id of the dataset to check
+	 * @return
+	 */
+	boolean existProductWithNameOrId(String nameOrId);
+	
 }

src/main/java/org/gcube/datacatalogue/ckanutillibrary/CKanUtilsImpl.java

@@ -1054,4 +1054,21 @@ public class CKanUtilsImpl implements CKanUtils{
 		}
 		return null;
 	}
+
+	@Override
+	public boolean existProductWithNameOrId(String nameOrId) {
+
+		// checks
+		checkNotNull(nameOrId);
+		checkArgument(!nameOrId.isEmpty());
+
+		try{
+			// check if exists
+			CkanDataset product = client.getDataset(nameOrId);
+			return product != null;
+		}catch(Exception e){
+			logger.error("Unable to retrieve dataset information", e);
+			return false;
+		}
+	}
 }