Added a class handling the namespace of errors.

src/main/java/org/hobbit/vocab/HobbitErrorInstances.java

@@ -0,0 +1,65 @@
+/**
+ * This file is part of core.
+ *
+ * core is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * core is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with core.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.hobbit.vocab;
+
+import org.apache.jena.rdf.model.Resource;
+import org.apache.jena.rdf.model.ResourceFactory;
+
+/**
+ * HOBBIT namespace for error instances.
+ * 
+ * @author Michael R&ouml;der ([email protected])
+ *
+ */
+public class HobbitErrorInstances {
+
+    protected static final String uri = "http://w3id.org/hobbit/error-instance#";
+
+    /**
+     * returns the URI for this schema
+     *
+     * @return the URI for this schema
+     */
+    public static String getURI() {
+        return uri;
+    }
+
+    protected static final Resource resource(String local) {
+        return ResourceFactory.createResource(getErrorInstanceUri(local));
+    }
+
+    /**
+     * returns the error-instance resource given its ID
+     *
+     * @param instanceId the ID of the error instance
+     * @return the error instance resource
+     */
+    public static Resource getErrorInstance(String instanceId) {
+        return resource(instanceId);
+    }
+
+    /**
+     * returns the URI of an error instance given its ID
+     *
+     * @param instanceId the ID of the error instance
+     * @return the error instance URI
+     */
+    public static String getErrorInstanceUri(String instanceId) {
+        return uri + instanceId;
+    }
+
+}