Author: reto
Date: Tue Aug 17 07:21:06 2010
New Revision: 986212
URL: http://svn.apache.org/viewvc?rev=986212&view=rev
Log:
CLEREZZA-270: replacement for old hierarchyservice
Added:
incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/
incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/CollectionCreator.java
Added:
incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/CollectionCreator.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/CollectionCreator.java?rev=986212&view=auto
==============================================================================
---
incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/CollectionCreator.java
(added)
+++
incubator/clerezza/issues/CLEREZZA-270/org.apache.clerezza.parent/org.apache.clerezza.platform.content/src/main/java/org/apache/clerezza/platform/content/collections/CollectionCreator.java
Tue Aug 17 07:21:06 2010
@@ -0,0 +1,74 @@
+/*
+ * 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.collections;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import org.apache.clerezza.rdf.core.MGraph;
+import org.apache.clerezza.rdf.core.UriRef;
+import org.apache.clerezza.rdf.core.impl.TripleImpl;
+import org.apache.clerezza.rdf.ontologies.HIERARCHY;
+import org.apache.clerezza.rdf.ontologies.RDF;
+
+/**
+ * Creates the collections containing a resource in an underlying MGraph
+ *
+ * @author reto
+ */
+public class CollectionCreator {
+
+ private MGraph mGraph;
+
+ public CollectionCreator(MGraph mGraph) {
+ this.mGraph = mGraph;
+ }
+
+ public void createContainingCollections(UriRef uriRef) {
+ try {
+ URI uri = new URI(uriRef.getUnicodeString());
+ if (uri.getHost() == null) {
+ throw new IllegalArgumentException("Host name
missing in " + uriRef);
+ }
+ String[] pathSections = uri.getRawPath().split("/");
+ for (int i = pathSections.length - 1; i >= 0 ; i--) {
+ String section = pathSections[i];
+ if (section.length() == 0) {
+ if (i == 0) {
+ return;
+ } else {
+ throw new
IllegalArgumentException(
+ uriRef+"
contains consequtive slashes in path section");
+ }
+ }
+ final String unicodeString =
uriRef.getUnicodeString();
+ int lastIndexOf =
unicodeString.lastIndexOf(section);
+ UriRef parentUriRef = new
UriRef(unicodeString.substring(0, lastIndexOf));
+ mGraph.add(new TripleImpl(uriRef,
HIERARCHY.parent, parentUriRef));
+ mGraph.add(new TripleImpl(parentUriRef,
RDF.type, HIERARCHY.Collection));
+ uriRef = parentUriRef;
+
+ }
+ } catch (URISyntaxException ex) {
+ throw new IllegalArgumentException(ex);
+ }
+ }
+
+
+}
