1 files changed, 101 insertions, 0 deletions
diff --git a/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/ImplementationsOfOneNodeTypeResource.java b/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/ImplementationsOfOneNodeTypeResource.java
new file mode 100644
index 0000000..63d483d
--- /dev/null
+++ b/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/ImplementationsOfOneNodeTypeResource.java
@@ -0,0 +1,101 @@
+/*******************************************************************************
+ * Copyright (c) 2012-2013,2015 University of Stuttgart.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * and the Apache License 2.0 which both accompany this distribution,
+ * and are available at http://www.eclipse.org/legal/epl-v10.html
+ * and http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Contributors:
+ *     Oliver Kopp - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.winery.repository.resources.entitytypes.nodetypes;
+
+import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.Collection;
+
+import javax.ws.rs.core.Response;
+import javax.xml.namespace.QName;
+
+import org.eclipse.winery.common.ids.definitions.NodeTypeId;
+import org.eclipse.winery.common.ids.definitions.NodeTypeImplementationId;
+import org.eclipse.winery.repository.backend.BackendUtils;
+import org.eclipse.winery.repository.resources.entitytypes.ImplementationsOfOneType;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.fasterxml.jackson.core.JsonFactory;
+import com.fasterxml.jackson.core.JsonGenerator;
+
+public class ImplementationsOfOneNodeTypeResource extends ImplementationsOfOneType {
+	
+	private static final Logger logger = LoggerFactory.getLogger(ImplementationsOfOneNodeTypeResource.class);
+	
+	
+	/**
+	 * The constructor is different from the usual constructors as this resource
+	 * does NOT store own data, but retrieves its data solely from the
+	 * associated node type
+	 * 
+	 * @param nodeTypeId the node type id, where this list of implementations
+	 *            belongs to
+	 */
+	public ImplementationsOfOneNodeTypeResource(NodeTypeId nodeTypeId) {
+		super(nodeTypeId);
+	}
+	
+	/**
+	 * required by implementations.jsp
+	 * 
+	 * @return for each node type implementation implementing the associated
+	 *         node type
+	 */
+	@Override
+	public String getImplementationsTableData() {
+		String res;
+		JsonFactory jsonFactory = new JsonFactory();
+		StringWriter tableDataSW = new StringWriter();
+		try {
+			JsonGenerator jGenerator = jsonFactory.createGenerator(tableDataSW);
+			jGenerator.writeStartArray();
+			
+			Collection<NodeTypeImplementationId> allNodeTypeImplementations = BackendUtils.getAllElementsRelatedWithATypeAttribute(NodeTypeImplementationId.class, this.getTypeId().getQName());
+			for (NodeTypeImplementationId ntiID : allNodeTypeImplementations) {
+				jGenerator.writeStartArray();
+				jGenerator.writeString(ntiID.getNamespace().getDecoded());
+				jGenerator.writeString(ntiID.getXmlId().getDecoded());
+				jGenerator.writeEndArray();
+			}
+			jGenerator.writeEndArray();
+			jGenerator.close();
+			tableDataSW.close();
+			res = tableDataSW.toString();
+		} catch (Exception e) {
+			ImplementationsOfOneNodeTypeResource.logger.error(e.getMessage(), e);
+			res = "[]";
+		}
+		return res;
+	}
+	
+	@Override
+	public String getType() {
+		return "nodetype";
+	}
+	
+	@Override
+	public String getTypeStr() {
+		return "Node Type";
+	}
+	
+	@Override
+	public Response getJSON() {
+		Collection<NodeTypeImplementationId> allImplementations = BackendUtils.getAllElementsRelatedWithATypeAttribute(NodeTypeImplementationId.class, this.getTypeId().getQName());
+		ArrayList<QName> res = new ArrayList<QName>(allImplementations.size());
+		for (NodeTypeImplementationId id : allImplementations) {
+			res.add(id.getQName());
+		}
+		return Response.ok().entity(res).build();
+	}
+	
+}