1 files changed, 131 insertions, 0 deletions
diff --git a/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/reqandcapdefs/RequirementOrCapabilityDefinitionsResource.java b/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/reqandcapdefs/RequirementOrCapabilityDefinitionsResource.java
new file mode 100644
index 0000000..0c6936e
--- /dev/null
+++ b/winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/reqandcapdefs/RequirementOrCapabilityDefinitionsResource.java
@@ -0,0 +1,131 @@
+/*******************************************************************************
+ * Copyright (c) 2012-2013 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.reqandcapdefs;
+
+import java.util.Collection;
+import java.util.List;
+
+import javax.ws.rs.FormParam;
+import javax.ws.rs.POST;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+import javax.xml.namespace.QName;
+
+import org.apache.commons.lang3.StringUtils;
+import org.eclipse.winery.model.tosca.TCapabilityDefinition;
+import org.eclipse.winery.model.tosca.TRequirementDefinition;
+import org.eclipse.winery.repository.backend.BackendUtils;
+import org.eclipse.winery.repository.resources._support.collections.withid.EntityWithIdCollectionResource;
+import org.eclipse.winery.repository.resources.entitytypes.nodetypes.NodeTypeResource;
+
+import com.sun.jersey.api.view.Viewable;
+
+/**
+ * This superclass has only a few methods as we cannot easily abstract from the
+ * subclasses: We would need Java reflection to invoke "getName" (to get the
+ * subresource). The hope is that this copy'n'paste programming will not
+ * introduce bugs when changing childs
+ * 
+ * We try to abstract from the problems by using generics and reflections
+ * 
+ * @param <ReqDefOrCapDef> TRequirementDefinition or TCapabilityDefinition
+ * @param <ReqDefOrCapDefResource> the resource managing ReqDefOrCapDef
+ */
+public abstract class RequirementOrCapabilityDefinitionsResource<ReqDefOrCapDefResource extends AbstractReqOrCapDefResource<ReqDefOrCapDef>, ReqDefOrCapDef> extends EntityWithIdCollectionResource<ReqDefOrCapDefResource, ReqDefOrCapDef> {
+	
+	protected final NodeTypeResource res;
+	
+	
+	public RequirementOrCapabilityDefinitionsResource(Class<ReqDefOrCapDefResource> entityResourceTClazz, Class<ReqDefOrCapDef> entityTClazz, List<ReqDefOrCapDef> list, NodeTypeResource res) {
+		super(entityResourceTClazz, entityTClazz, list, res);
+		this.res = res;
+	}
+	
+	@Override
+	public abstract Viewable getHTML();
+	
+	/**
+	 * @return collection of all available types
+	 */
+	public abstract Collection<QName> getAllTypes();
+	
+	@POST
+	// As there is no supertype of TCapabilityType and TRequirementType containing the common attributes, we have to rely on unchecked casts
+	@SuppressWarnings("unchecked")
+	public Response onPost(@FormParam("name") String name, @FormParam("type") String type, @FormParam("lowerbound") String lowerBound, @FormParam("upperbound") String upperbound) {
+		if (StringUtils.isEmpty(name)) {
+			return Response.status(Status.BAD_REQUEST).entity("Name has to be provided").build();
+		}
+		if (StringUtils.isEmpty(type)) {
+			return Response.status(Status.BAD_REQUEST).entity("Type has to be provided").build();
+		}
+		
+		int lbound = 1;
+		if (!StringUtils.isEmpty(lowerBound)) {
+			try {
+				lbound = Integer.parseInt(lowerBound);
+			} catch (NumberFormatException e) {
+				return Response.status(Status.BAD_REQUEST).entity("Bad format of lowerbound: " + e.getMessage()).build();
+			}
+		}
+		
+		String ubound = "1";
+		if (!StringUtils.isEmpty(upperbound)) {
+			ubound = upperbound;
+		}
+		
+		// we also support replacement of existing requirements
+		// therefore, we loop through the existing requirements
+		int idx = -1;
+		boolean found = false;
+		for (ReqDefOrCapDef d : this.list) {
+			idx++;
+			if (this.getId(d).equals(name)) {
+				found = true;
+				break;
+			}
+		}
+		
+		QName typeQName = QName.valueOf(type);
+		// Create object and put type in it
+		ReqDefOrCapDef def;
+		if (this instanceof CapabilityDefinitionsResource) {
+			def = (ReqDefOrCapDef) new TCapabilityDefinition();
+			((TCapabilityDefinition) def).setCapabilityType(typeQName);
+		} else {
+			assert (this instanceof RequirementDefinitionsResource);
+			def = (ReqDefOrCapDef) new TRequirementDefinition();
+			((TRequirementDefinition) def).setRequirementType(typeQName);
+		}
+		
+		// copy all other data into object
+		AbstractReqOrCapDefResource.invokeSetter(def, "setName", name);
+		AbstractReqOrCapDefResource.invokeSetter(def, "setLowerBound", lbound);
+		AbstractReqOrCapDefResource.invokeSetter(def, "setUpperBound", ubound);
+		
+		if (found) {
+			// replace element
+			this.list.set(idx, def);
+		} else {
+			// add new element
+			this.list.add(def);
+		}
+		
+		Response r = BackendUtils.persist(this.res);
+		return r;
+	}
+	
+	@Override
+	public String getId(ReqDefOrCapDef reqDefOrCapDef) {
+		return AbstractReqOrCapDefResource.getName(reqDefOrCapDef);
+	}
+}