winery/org.eclipse.winery.repository/src/main/java/org/eclipse/winery/repository/resources/entitytypes/nodetypes/reqandcapdefs/CapabilityDefinitionResource.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012-2013 University of Stuttgart.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * and the Apache License 2.0 which both accompany this distribution,
   6  * and are available at http://www.eclipse.org/legal/epl-v10.html
   7  * and http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Contributors:
  10  *     Oliver Kopp - initial API and implementation
  11  *******************************************************************************/
  12 package org.eclipse.winery.repository.resources.entitytypes.nodetypes.reqandcapdefs;
  13
  14 import java.util.List;
  15
  16 import javax.ws.rs.FormParam;
  17 import javax.ws.rs.PUT;
  18 import javax.ws.rs.Path;
  19 import javax.ws.rs.core.Response;
  20 import javax.xml.namespace.QName;
  21
  22 import org.eclipse.winery.model.tosca.TCapabilityDefinition;
  23 import org.eclipse.winery.model.tosca.TCapabilityDefinition.Constraints;
  24 import org.eclipse.winery.model.tosca.TConstraint;
  25 import org.eclipse.winery.repository.backend.BackendUtils;
  26 import org.eclipse.winery.repository.resources.AbstractComponentInstanceResource;
  27 import org.eclipse.winery.repository.resources._support.IPersistable;
  28 import org.eclipse.winery.repository.resources._support.collections.IIdDetermination;
  29 import org.eclipse.winery.repository.resources.entitytypes.nodetypes.NodeTypeResource;
  30
  31 /**
  32  * Implementation similar to RequirementDefinitionResource, but with
  33  * TCapabilityDefinition instead of TRequirementDefinition
  34  */
  35 public final class CapabilityDefinitionResource extends AbstractReqOrCapDefResource<TCapabilityDefinition> {
  36
  37         private TCapabilityDefinition capDef;
  38
  39
  40         /**
  41          * Constructor has to follow the pattern of EnetityTResource as the
  42          * constructor is invoked by reflection in EntityWithIdcollectionResource
  43          *
  44          * @param res the resource this req def is nested in. Has to be of Type
  45          *            "NodeTypeResource". Due to the implementation of
  46          *            org.eclipse.winery .repository.resources._support.collections.
  47          *            withid.EntityWithIdCollectionResource
  48          *            .getEntityResourceInstance(EntityT, int), we have to use
  49          *            "AbstractComponentInstanceResource" as type
  50          */
  51         public CapabilityDefinitionResource(IIdDetermination<TCapabilityDefinition> idDetermination, TCapabilityDefinition capDef, int idx, List<TCapabilityDefinition> list, AbstractComponentInstanceResource res) {
  52                 super(idDetermination, capDef, idx, list, (NodeTypeResource) res, CapabilityDefinitionResource.getConstraints(capDef));
  53                 this.capDef = capDef;
  54         }
  55
  56         /**
  57          * Quick hack to avoid internal server error
  58          */
  59         public CapabilityDefinitionResource(IIdDetermination<TCapabilityDefinition> idDetermination, TCapabilityDefinition capDef, int idx, List<TCapabilityDefinition> list, IPersistable res) {
  60                 this(idDetermination, capDef, idx, list, (AbstractComponentInstanceResource) res);
  61         }
  62
  63         /**
  64          * Fetch the list of constraints from the given definition. If the list does
  65          * not exist, the list is created an stored in the given capDef
  66          */
  67         public static List<TConstraint> getConstraints(TCapabilityDefinition capDef) {
  68                 Constraints constraints = capDef.getConstraints();
  69                 if (constraints == null) {
  70                         constraints = new Constraints();
  71                         capDef.setConstraints(constraints);
  72                 }
  73                 return constraints.getConstraint();
  74         }
  75
  76         public QName getType() {
  77                 return this.capDef.getCapabilityType();
  78         }
  79
  80         @PUT
  81         @Path("type")
  82         public Response setType(@FormParam(value = "type") String value) {
  83                 QName qname = QName.valueOf(value);
  84                 this.capDef.setCapabilityType(qname);
  85                 return BackendUtils.persist(this.parent);
  86         }
  87
  88         @Override
  89         public String getId(TCapabilityDefinition e) {
  90                 return e.getName();
  91         }
  92 }