bundles/org.simantics.project/src/org/simantics/project/management/ProjectSpec.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
   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  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     VTT Technical Research Centre of Finland - initial API and implementation
  10  *******************************************************************************/
  11 package org.simantics.project.management;
  12
  13 import java.util.ArrayList;
  14 import java.util.Collections;
  15 import java.util.List;
  16 import java.util.TreeMap;
  17
  18 import org.simantics.databoard.Bindings;
  19 import org.simantics.db.ReadGraph;
  20 import org.simantics.db.Resource;
  21 import org.simantics.db.exception.DatabaseException;
  22 import org.simantics.db.request.Read;
  23 import org.simantics.layer0.Layer0;
  24 import org.simantics.project.ontology.ProjectResource;
  25
  26 /**
  27  * Project specification.
  28  *
  29  * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
  30  */
  31 public class ProjectSpec {
  32
  33         /** Display Name */
  34         String name;
  35
  36         /** Project database unique identifier */
  37         String URI;
  38
  39         /** Feature specification of the project. The list is sorted by versionedId */
  40         List<FeatureSpec> features;
  41         transient List<FeatureSpec> features_read_only_view;
  42         transient int hash;
  43
  44         /**
  45          * Create a new project specification
  46          *
  47          * @param name optional Name
  48          * @param URI project unique identifier
  49          * @param features features of the project
  50          */
  51         public ProjectSpec(String name, String URI, List<FeatureSpec> features) {
  52                 this.name = name;
  53                 this.URI = URI;
  54                 TreeMap<String, FeatureSpec> sortedList = new TreeMap<String, FeatureSpec>();
  55                 for (FeatureSpec fs : features) sortedList.put(fs.versionedId, fs);
  56                 this.features = new ArrayList<FeatureSpec>(sortedList.values());
  57                 this.features_read_only_view = Collections.unmodifiableList(this.features);
  58                 hash = URI.hashCode();
  59                 for (FeatureSpec fs : this.features) {
  60                         hash = 13*hash + fs.hashCode();
  61                 }
  62         }
  63
  64         public String getName() {
  65                 return name;
  66         }
  67
  68         public String getURI() {
  69                 return URI;
  70         }
  71
  72         @Override
  73         public int hashCode() {
  74                 return hash;
  75         }
  76
  77         @Override
  78         public boolean equals(Object obj) {
  79                 if (obj == null) return false;
  80                 if (obj instanceof ProjectSpec == false) return false;
  81                 if (obj==this) return true;
  82                 ProjectSpec other = (ProjectSpec) obj;
  83                 if (!other.URI.equals(URI)) return false;
  84                 if (other.features.size() != features.size()) return false;
  85                 int c = features.size();
  86                 for (int i=0; i<c; i++) {
  87                         if (!features.get(i).equals(other.features.get(i))) return false;
  88                 }
  89                 return true;
  90         }
  91
  92         /**
  93          * Get a view to projects features
  94          *
  95          * @return features, list sorted by versionedId
  96          */
  97         public List<FeatureSpec> getFeatures() {
  98                 return features;
  99         }
 100
 101         /** A query that reads all bundles from the database, result ordered by URI */
 102         static Read<List<ProjectSpec>> QUERY = new Read<List<ProjectSpec>>() {
 103                 @Override
 104                 public List<ProjectSpec> perform(ReadGraph g) throws DatabaseException {
 105                         ProjectResource pr = ProjectResource.getInstance(g);
 106                         Layer0 L0 = Layer0.getInstance(g);
 107                 Resource root = g.getResource("http://Projects");
 108                 TreeMap<String, ProjectSpec> result = new TreeMap<String, ProjectSpec>();
 109                 TreeMap<String, FeatureSpec> features = new TreeMap<String, FeatureSpec>();
 110                         for (Resource r : g.getObjects(root, L0.ConsistsOf) ) {
 111                                 String URI = g.getURI( r );
 112                                 String name = g.getPossibleRelatedValue(r, L0.HasName);
 113
 114                                 features.clear();
 115                                 for (Resource r2 : g.getObjects(r, pr.HasFeature)) {
 116                                         FeatureSpec spec = new FeatureSpec();
 117                                         spec.versionedId = g.getPossibleRelatedValue(r2, pr.HasGroupId, Bindings.STRING);
 118                                         spec.name = g.getPossibleRelatedValue(r2, L0.HasName, Bindings.STRING);
 119                                         Boolean b = g.getPossibleRelatedValue(r2, pr.IsRequired, Bindings.BOOLEAN);
 120                                         spec.required = b!=null ? b : true;
 121                                         features.put(spec.versionedId, spec);
 122                                 }
 123
 124                                 ProjectSpec spec = new ProjectSpec(name, URI, new ArrayList<FeatureSpec>(features.values()));
 125                                 result.put(URI, spec);
 126                         }
 127                         return new ArrayList<ProjectSpec>(result.values());
 128                 }
 129         };
 130
 131
 132 }
 133