bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/Cells.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.spreadsheet.graph;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 import java.util.Collections;\r
  17 import java.util.HashSet;\r
  18 import java.util.Set;\r
  19 \r
  20 import org.simantics.databoard.Bindings;\r
  21 import org.simantics.databoard.binding.mutable.Variant;\r
  22 import org.simantics.db.ReadGraph;\r
  23 import org.simantics.db.Resource;\r
  24 import org.simantics.db.common.request.UnaryRead;\r
  25 import org.simantics.db.common.utils.Logger;\r
  26 import org.simantics.db.exception.DatabaseException;\r
  27 import org.simantics.db.layer0.variable.ConstantChildVariable;\r
  28 import org.simantics.db.layer0.variable.ConstantPropertyVariableBuilder;\r
  29 import org.simantics.db.layer0.variable.Variable;\r
  30 import org.simantics.db.layer0.variable.Variables;\r
  31 import org.simantics.spreadsheet.ClientModel;\r
  32 import org.simantics.spreadsheet.resource.SpreadsheetResource;\r
  33 import org.simantics.utils.datastructures.Pair;\r
  34 \r
  35 public class Cells extends UnaryRead<Variable, Collection<Pair<String, Variable>>> {\r
  36 \r
  37     public Cells(Variable variable) {\r
  38         super(variable);\r
  39     }\r
  40 \r
  41         private static Set<String> CLASSIFICATIONS = new HashSet<String>();\r
  42         \r
  43         static {\r
  44                 CLASSIFICATIONS.add(SpreadsheetResource.URIs.Attribute);\r
  45         }\r
  46     \r
  47     @Override\r
  48     public Collection<Pair<String, Variable>> perform(ReadGraph graph) throws DatabaseException {\r
  49         SpreadsheetResource SHEET = SpreadsheetResource.getInstance(graph);\r
  50         ArrayList<Pair<String, Variable>> result = new ArrayList<Pair<String, Variable>>(); \r
  51         \r
  52         if (GraphUI.DEBUG)\r
  53             System.out.println("Executing Cells for parameter " + parameter.getURI(graph));\r
  54         \r
  55         for(Variable child : parameter.getChildren(graph)) {\r
  56                 Resource type = child.getPossibleType(graph);\r
  57                 if(type != null) {\r
  58                         if(graph.isInheritedFrom(type, SHEET.Range)) {\r
  59                                 \r
  60                                 try {\r
  61                                         \r
  62                                         Collection<Pair<String, Variable>> rangeCells = graph.sync(new Cells(child));\r
  63                                         result.addAll(rangeCells);\r
  64                                         \r
  65                                 } catch (DatabaseException e) {\r
  66                                         \r
  67                                 String location = child.getPossiblePropertyValue(graph, SHEET.Range_location, Bindings.STRING);\r
  68                                 if(location == null) location = "A1";\r
  69                                 \r
  70                                         result.add(error(graph, child, location, e));\r
  71                                 \r
  72                                         Logger.defaultLogError(e);\r
  73                                 }\r
  74                         } else if(graph.isInheritedFrom(type, SHEET.Cell)) {\r
  75                                 \r
  76                                 try {\r
  77                                         \r
  78                                         String name = child.getName(graph);\r
  79                                         result.add(Pair.make(name, child));\r
  80 \r
  81                                 } catch (DatabaseException e) {\r
  82                                     if (GraphUI.DEBUG)\r
  83                                         e.printStackTrace();\r
  84                                         Logger.defaultLogError(e);\r
  85                                         \r
  86                                 }\r
  87                         }\r
  88                 }\r
  89         }\r
  90         for (Variable child : parameter.getParent(graph).getChildren(graph)) {\r
  91             \r
  92             Resource type = child.getPossibleType(graph);\r
  93             if (type != null)\r
  94             if (type != null && type.equals(SHEET.Style)) {\r
  95                 String name = child.getName(graph);\r
  96                 result.add(Pair.make(name, child));\r
  97             }\r
  98         }\r
  99         return result;\r
 100     }\r
 101     \r
 102     private static Pair<String, Variable> error(ReadGraph graph, Variable child, String location, DatabaseException e) throws DatabaseException {\r
 103         \r
 104         SpreadsheetResource SHEET = SpreadsheetResource.getInstance(graph);\r
 105 \r
 106                 ArrayList<ConstantPropertyVariableBuilder> builders = new ArrayList<ConstantPropertyVariableBuilder>();\r
 107                 \r
 108                 builders.add(new ConstantPropertyVariableBuilder(ClientModel.CONTENT, Variant.ofInstance(e.getExplanation(graph)), Bindings.VARIANT, Collections.<ConstantPropertyVariableBuilder>emptyList(), CLASSIFICATIONS));\r
 109                 builders.add(new ConstantPropertyVariableBuilder(Variables.TYPE, SHEET.Cell, null, Collections.<ConstantPropertyVariableBuilder>emptyList(), Collections.<String>emptySet()));\r
 110                 \r
 111                 Variable var = new ConstantChildVariable(child, location, builders);\r
 112                 return new Pair<String, Variable>(location, var);\r
 113 \r
 114     }\r
 115 \r
 116 }\r