bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/model/Component.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.modeling.ui.modelBrowser.model;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 \r
  17 import org.eclipse.jface.resource.ImageDescriptor;\r
  18 import org.simantics.browsing.ui.common.node.IModifiable;\r
  19 import org.simantics.browsing.ui.content.Labeler.Modifier;\r
  20 import org.simantics.db.ReadGraph;\r
  21 import org.simantics.db.Resource;\r
  22 import org.simantics.db.Session;\r
  23 import org.simantics.db.WriteGraph;\r
  24 import org.simantics.db.common.ResourceArray;\r
  25 import org.simantics.db.common.request.WriteRequest;\r
  26 import org.simantics.db.exception.DatabaseException;\r
  27 import org.simantics.db.request.Read;\r
  28 import org.simantics.layer0.Layer0;\r
  29 import org.simantics.modeling.ui.Activator;\r
  30 import org.simantics.structural.stubs.StructuralResource2;\r
  31 \r
  32 @Deprecated\r
  33 public class Component extends PathNode implements IModifiable {\r
  34 \r
  35     Resource type;\r
  36 \r
  37     public Component(ReadGraph g, Resource resource) throws DatabaseException {\r
  38         super(resource);\r
  39         StructuralResource2 sr = StructuralResource2.getInstance(g);\r
  40         type = g.getSingleType(resource, sr.Component);\r
  41     }\r
  42 \r
  43     INode type(ReadGraph g) throws DatabaseException {\r
  44         return new ComponentType(g, type, resource);\r
  45     }\r
  46 \r
  47     @Override\r
  48     public Collection<?> getChildren(ReadGraph g) throws DatabaseException {\r
  49         Layer0 l0 = Layer0.getInstance(g);\r
  50 \r
  51         StructuralResource2 sr = StructuralResource2.getInstance(g);\r
  52         Resource composite = g.getPossibleObject(type, sr.IsDefinedBy);\r
  53         ArrayList<Object> result = new ArrayList<Object>();\r
  54         result.addAll(new Interface(type, resource, true).getChildren(g));\r
  55         ResourceArray newPath = null;\r
  56         if(path != null) {\r
  57             newPath = path.appended(resource);\r
  58         } else {\r
  59             newPath = new ResourceArray(resource);\r
  60         }\r
  61         if(composite != null)\r
  62             for(Resource component : g.getObjects(composite, l0.ConsistsOf)) {\r
  63                 INode node = g.getPossibleAdapter(component, INode.class);\r
  64                 if (node != null) {\r
  65                     if(node instanceof IPathNode) {\r
  66                         ((IPathNode)node).setPath(newPath);\r
  67                     }\r
  68                     result.add(node);\r
  69                 }\r
  70             }\r
  71         return result;\r
  72     }\r
  73 \r
  74     @Override\r
  75     public ImageDescriptor getImage(ReadGraph g) {\r
  76         return Activator.COMPONENT_ICON;\r
  77     }\r
  78 \r
  79     @Override\r
  80     public String getLabel(ReadGraph g) throws DatabaseException {\r
  81         Layer0 l0 = Layer0.getInstance(g);\r
  82         String name = (String)g.getPossibleRelatedValue(resource, l0.HasName);\r
  83         if(name == null)\r
  84             name = "";\r
  85         return name + " : " + type(g).getLabel(g);\r
  86     }\r
  87 \r
  88     @Override\r
  89     public boolean equals(Object obj) {\r
  90         if(this == obj)\r
  91             return true;\r
  92         if(obj == null)\r
  93             return false;\r
  94         if(!getClass().equals(obj.getClass()))\r
  95             return false;\r
  96         Component other = (Component)obj;\r
  97         return resource.equals(other.resource)\r
  98         && type.equals(other.type);\r
  99     }\r
 100 \r
 101     @Override\r
 102     public int hashCode() {\r
 103         return (getClass().hashCode()*31 + type.hashCode())*31 + resource.hashCode();\r
 104     }\r
 105 \r
 106     @Override\r
 107     public Modifier getModifier(final Session session, String columnId) {\r
 108         return new Modifier() {\r
 109 \r
 110             @Override\r
 111             public String getValue() {\r
 112                 Read<String> request =\r
 113                     new Read<String>() {\r
 114 \r
 115                     @Override\r
 116                     public String perform(ReadGraph graph) throws DatabaseException {\r
 117                         Layer0 b = Layer0.getInstance(graph);\r
 118                         String name = graph.getPossibleRelatedValue(resource, b.HasName);\r
 119                         return name != null ? name : "";\r
 120                     }\r
 121 \r
 122                 };\r
 123                 try {\r
 124                     return session.syncRequest(request);\r
 125                 } catch (DatabaseException e) {\r
 126                     e.printStackTrace();\r
 127                     return "";\r
 128                 }\r
 129             }\r
 130 \r
 131             @Override\r
 132             public String isValid(String label) {\r
 133                 return null;\r
 134             }\r
 135 \r
 136             @Override\r
 137             public void modify(final String label) {\r
 138                 session.asyncRequest(new WriteRequest() {\r
 139                     @Override\r
 140                     public void perform(WriteGraph graph) throws DatabaseException {\r
 141                         Layer0 b = Layer0.getInstance(graph);\r
 142                         graph.claimLiteral(resource, b.HasName, label);\r
 143                     }\r
 144                 });\r
 145             }\r
 146 \r
 147         };\r
 148     }\r
 149 }\r