svn commit: r897857 - in /incubator/clerezza/issues/CLEREZZA-65: ./ org.apache.clerezza.platform.content/ org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/

[it...@apache.org]

Author: ito
Date: Mon Jan 11 13:42:46 2010
New Revision: 897857

URL: http://svn.apache.org/viewvc?rev=897857&view=rev
Log:
CMS-65: GenericMetaDataGenerator implemented (adds dateSubmitted or date modified)

Added:
    incubator/clerezza/issues/CLEREZZA-65/
    incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/
      - copied from r895930, incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.webapp.parent/org.apache.clerezza.platform.content/
    incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/
    incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/GenericMetaDataGenerator.java

Added: incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/GenericMetaDataGenerator.java
URL: http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/GenericMetaDataGenerator.java?rev=897857&view=auto
==============================================================================
--- incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/GenericMetaDataGenerator.java (added)
+++ incubator/clerezza/issues/CLEREZZA-65/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/genericmetadata/GenericMetaDataGenerator.java Mon Jan 11 13:42:46 2010
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.clerezza.platform.content.genericmetadata;
+
+import java.util.Date;
+import javax.ws.rs.core.MediaType;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Service;
+import org.apache.clerezza.rdf.utils.GraphNode;
+import org.apache.clerezza.platform.content.MetaDataGenerator;
+import org.apache.clerezza.rdf.core.LiteralFactory;
+import org.apache.clerezza.rdf.core.TypedLiteral;
+import org.apache.clerezza.rdf.ontologies.DCTERMS;
+
+/**
+ * This class generates metadata about assets.
+ *
+ * @author tio
+ */
+@Component()
+@Service(MetaDataGenerator.class)
+public class GenericMetaDataGenerator implements MetaDataGenerator {
+
+	@Override
+	public void generate(GraphNode node, byte[] data, MediaType mediaType) {
+		TypedLiteral dateLiteral = LiteralFactory.getInstance()
+					.createTypedLiteral(new Date());
+		if(node.getObjects(DCTERMS.dateSubmitted).hasNext()) {
+			if(node.getObjects(DCTERMS.modified).hasNext()) {
+				node.deleteProperties(DCTERMS.modified);
+			}
+			node.addProperty(DCTERMS.modified, dateLiteral);
+		} else {
+			node.addProperty(DCTERMS.dateSubmitted, dateLiteral);
+		}
+	}
+}