bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/contributor/viewpoint/ContextInputOutputFinalViewpointContributorImpl.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.browsing.ui.graph.impl.contributor.viewpoint;\r
  13 \r
  14 import java.util.Collection;\r
  15 \r
  16 import org.simantics.browsing.ui.NodeContext;\r
  17 import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
  18 import org.simantics.browsing.ui.Tester;\r
  19 import org.simantics.browsing.ui.BuiltinKeys.ViewpointContributionKey;\r
  20 import org.simantics.browsing.ui.content.Contributor;\r
  21 import org.simantics.browsing.ui.content.ViewpointContribution;\r
  22 import org.simantics.browsing.ui.content.ViewpointContributionFactory;\r
  23 import org.simantics.browsing.ui.graph.impl.contribution.FinalViewpointContributionImpl;\r
  24 import org.simantics.db.ReadGraph;\r
  25 import org.simantics.db.exception.DatabaseException;\r
  26 \r
  27 abstract public class ContextInputOutputFinalViewpointContributorImpl implements Contributor<ViewpointContributionFactory> {\r
  28 \r
  29     abstract public Collection<NodeContext> getContribution(ReadGraph graph, NodeContext context);\r
  30 \r
  31     abstract public String getViewpointId();\r
  32 \r
  33     final private Class<?> clazz;\r
  34 \r
  35     @Override\r
  36     public Tester getNodeContextTester() {\r
  37         return null;\r
  38     }\r
  39 \r
  40     public ContextInputOutputFinalViewpointContributorImpl() {\r
  41         clazz = Object.class;\r
  42     }\r
  43 \r
  44     public ContextInputOutputFinalViewpointContributorImpl(Class<?> clazz) {\r
  45         this.clazz = clazz;\r
  46     }\r
  47 \r
  48     @Override\r
  49     public ViewpointContributionFactory getFactory() {\r
  50 \r
  51         return new ViewpointContributionFactory() {\r
  52 \r
  53             @Override\r
  54             public String getViewpointId() {\r
  55                 return ContextInputOutputFinalViewpointContributorImpl.this.getViewpointId();\r
  56             }\r
  57 \r
  58             @Override\r
  59             public ViewpointContribution create(final PrimitiveQueryUpdater updater, NodeContext context, final ViewpointContributionKey key) {\r
  60 \r
  61                 return new FinalViewpointContributionImpl(updater, context, key) {\r
  62 \r
  63                     @Override\r
  64                     public Collection<NodeContext> children(ReadGraph graph, NodeContext context) throws DatabaseException {\r
  65 \r
  66                         return ContextInputOutputFinalViewpointContributorImpl.this.getContribution(graph, context);\r
  67 \r
  68                     }\r
  69 \r
  70                     @Override\r
  71                     public Tester getNodeContextTester() {\r
  72                         return ContextInputOutputFinalViewpointContributorImpl.this.getNodeContextTester();\r
  73                     }\r
  74 \r
  75                     @Override\r
  76                     public Class<?> getInputClass() {\r
  77                         return ContextInputOutputFinalViewpointContributorImpl.this.getInputClass();\r
  78                     }\r
  79 \r
  80                 };\r
  81 \r
  82             }\r
  83 \r
  84         };\r
  85 \r
  86     }\r
  87 \r
  88     @Override\r
  89     public Class<?> getInputClass() {\r
  90         return clazz;\r
  91     }\r
  92 \r
  93 }\r