bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/ArrayPropertyLabelerFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.browsing.ui.graph.impl;
  13
  14 import java.util.Map;
  15
  16 import org.simantics.Simantics;
  17 import org.simantics.browsing.ui.BuiltinKeys;
  18 import org.simantics.browsing.ui.BuiltinKeys.LabelerKey;
  19 import org.simantics.browsing.ui.GraphExplorer.ModificationContext;
  20 import org.simantics.browsing.ui.NodeContext;
  21 import org.simantics.browsing.ui.PrimitiveQueryUpdater;
  22 import org.simantics.browsing.ui.common.ColumnKeys;
  23 import org.simantics.browsing.ui.common.modifiers.EnumerationValue;
  24 import org.simantics.browsing.ui.common.property.IArrayProperty;
  25 import org.simantics.browsing.ui.common.property.IProperty;
  26 import org.simantics.browsing.ui.content.Labeler;
  27 import org.simantics.browsing.ui.content.LabelerFactory;
  28 import org.simantics.databoard.Bindings;
  29 import org.simantics.databoard.binding.Binding;
  30 import org.simantics.databoard.type.Component;
  31 import org.simantics.databoard.type.Datatype;
  32 import org.simantics.databoard.type.RecordType;
  33 import org.simantics.db.ReadGraph;
  34 import org.simantics.db.Resource;
  35 import org.simantics.db.WriteGraph;
  36 import org.simantics.db.common.primitiverequest.PossibleRelatedValue2;
  37 import org.simantics.db.exception.DatabaseException;
  38 import org.simantics.db.layer0.adapter.StringIndexModifier;
  39 import org.simantics.db.layer0.adapter.StringModifier;
  40 import org.simantics.db.layer0.adapter.TObjectIntPair;
  41 import org.simantics.db.management.ISessionContext;
  42 import org.simantics.layer0.Layer0;
  43 import org.simantics.utils.datastructures.ArrayMap;
  44 import org.simantics.utils.datastructures.slice.ValueRange;
  45
  46 /**
  47  * @author Tuukka Lehtonen
  48  */
  49 public class ArrayPropertyLabelerFactory implements LabelerFactory {
  50
  51     @Override
  52     public Labeler create(PrimitiveQueryUpdater manager, NodeContext context, LabelerKey key) {
  53         Object o = context.getConstant(BuiltinKeys.INPUT);
  54         //System.out.println("ArrayPropertyLabelerFactory: " + o);
  55         if (o instanceof IArrayProperty) {
  56             return new ArrayPropertyLabeler(manager, context, key);
  57         } else if (o instanceof IProperty) {
  58             return new PropertyLabeler(manager, context, key);
  59         }
  60         return null;
  61     }
  62
  63     static class PropertyLabeler extends LazyGraphLabeler {
  64         NodeContext context;
  65
  66         public PropertyLabeler(PrimitiveQueryUpdater updater, NodeContext context, LabelerKey key) {
  67             super(updater, context, key);
  68             this.context = context;
  69         }
  70
  71         @Override
  72         public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
  73             IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);
  74             Resource[] r = prop.adapt(Resource[].class);
  75             if (r == null)
  76                 return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { prop.toString(), "N/A" });
  77
  78 //            System.out.println(prop + " [" + prop.getData(Resource[].class).length + "]");
  79 //            for (Resource rr : prop.getData(Resource[].class))
  80 //                System.out.println("  " + prop + "  " + NameUtils.getSafeName(graph, rr));
  81
  82             String property = "";
  83             String value = "";
  84
  85             if (r.length == 3) {
  86                 property = LabelerUtil.safeStringRepresentation(graph, r[1]);
  87                 value = graph.getPossibleRelatedAdapter(r[0], r[1], String.class);
  88                 if (value == null)
  89                     value = LabelerUtil.safeStringRepresentation(graph, r[2]);
  90             }
  91
  92             //System.out.println("LABEL: " + property + " - " + value);
  93             return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, value });
  94         }
  95
  96         @Override
  97         public Modifier getModifier(ModificationContext modificationContext, String key) {
  98             final ISessionContext session = Simantics.getSessionContext();
  99             if (session == null)
 100                 return null;
 101
 102             final IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);
 103             final Resource[] data = prop.adapt(Resource[].class);
 104             if (data == null)
 105                 return null;
 106             if (data.length != 3)
 107                 return null;
 108
 109             if (ColumnKeys.VALUE.equals(key)) {
 110                 try {
 111                     // Make sure that the property is not read-only before editing
 112                     Layer0 L0 = Layer0.getInstance(session.getSession());
 113                     Boolean readOnly = session.getSession().syncRequest(new PossibleRelatedValue2<Boolean>(data[1], L0.readOnly, Bindings.BOOLEAN));
 114                     if (Boolean.TRUE.equals(readOnly))
 115                         return null;
 116
 117                     EnumerationValue<Resource> enu = session.getSession().syncRequest(new GetEnumerationValue(data[2]));
 118                     if (enu != null) {
 119                         return new GraphEnumerationModifier(session.getSession(), data[0], data[1], enu.getEnumeration(), enu.getEnumeratedValue());
 120                     } else {
 121                         final Resource subject = data[0], predicate = data[1], object = data[2];
 122                         return new GraphFactoryStringModifier(subject, predicate, object, session.getSession()) {
 123                             @Override
 124                             public void doModify(WriteGraph graph, String label) throws DatabaseException {
 125                                 if (IProperty.ASSERTED.contains(prop.getType())) {
 126                                     // 1. Instantiate new property based on default value and attach it to the module.
 127                                     Layer0 L0 = Layer0.getInstance(graph);
 128                                     Resource newValue = graph.newResource();
 129                                     for (Resource type : graph.getObjects(object, L0.InstanceOf))
 130                                         graph.claim(newValue, L0.InstanceOf, null, type);
 131                                     if(!graph.hasStatement(newValue, L0.HasDataType)) {
 132                                         Binding b = Bindings.getBindingUnchecked(Datatype.class);
 133                                         Datatype dt = graph.getRelatedValue(object, L0.HasDataType, b);
 134                                         graph.addLiteral(newValue, L0.HasDataType, L0.HasDataType_Inverse, L0.DataType, dt, b);
 135                                     }
 136
 137                                     graph.claim(subject, predicate, newValue);
 138                                     // 2. Adapt StringModifier for the new property
 139                                     StringModifier sm = graph.adapt(newValue, StringModifier.class);
 140                                     // 3. Modify the new property with the specified label
 141                                     sm.modify(graph, label);
 142                                 } else {
 143                                     getModifier().modify(graph, label);
 144                                 }
 145                             }
 146                         };
 147                     }
 148                 } catch (DatabaseException e) {
 149                     throw new RuntimeException(e);
 150                 }
 151             }
 152             return null;
 153         }
 154     }
 155
 156     static class ArrayPropertyLabeler extends LazyGraphLabeler {
 157         NodeContext context;
 158
 159         public ArrayPropertyLabeler(PrimitiveQueryUpdater updater, NodeContext context, LabelerKey key) {
 160             super(updater, context, key);
 161             this.context = context;
 162         }
 163
 164         @Override
 165         public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
 166             IArrayProperty prop = (IArrayProperty) context.getConstant(BuiltinKeys.INPUT);
 167             ValueRange range = prop.getRange();
 168             Resource[] r = prop.adapt(Resource[].class);
 169             if (r == null)
 170                 return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { prop.toString(), "N/A" });
 171
 172             String property = "";
 173             String value = "";
 174
 175             if (!prop.isSlice()) {
 176                 property = LabelerUtil.safeStringRepresentation(graph, r[1]);
 177                 String valueType = GraphPropertyUtil.tryGetValueTypeString(graph, r[2], range.size());
 178                 value = valueType;
 179             } else if (range.isSingle()) {
 180                 Layer0 L0 = Layer0.getInstance(graph);
 181                 property = range.toString();
 182                 value = LabelerUtil.safeStringRepresentation(graph, r[2], range.start());
 183                 Datatype dt = graph.getPossibleRelatedValue(r[2], L0.HasDataType, Bindings.getBindingUnchecked(Datatype.class));
 184                 if(dt != null) {
 185                         if(dt instanceof RecordType) {
 186                                 RecordType rt = (RecordType)dt;
 187                                 if(range.start() < rt.getComponentCount()) {
 188                                         Component comp = rt.getComponent(range.start());
 189                                         property = comp.name;
 190                                 }
 191                         }
 192                 }
 193             } else {
 194                 property = range.toString();
 195             }
 196
 197             return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, value });
 198
 199         }
 200
 201         @Override
 202         public Modifier getModifier(ModificationContext modificationContext, String key) {
 203             ISessionContext session = Simantics.getSessionContext();
 204             if (session == null)
 205                 return null;
 206
 207             // Only single values can be edited.
 208             final IArrayProperty prop = (IArrayProperty) context.getConstant(BuiltinKeys.INPUT);
 209             if (!prop.getRange().isSingle())
 210                 return null;
 211             final Resource[] data = prop.getData(Resource[].class);
 212             if (data == null)
 213                 return null;
 214             if (data.length != 3)
 215                 return null;
 216
 217             if (ColumnKeys.VALUE.equals(key)) {
 218                 // TODO: fix boolean array editing case to work with a combo box.
 219                 try {
 220                     Layer0 L0 = Layer0.getInstance(session.getSession());
 221                     Boolean readOnly = session.getSession().syncRequest(new PossibleRelatedValue2<Boolean>(data[1], L0.readOnly, Bindings.BOOLEAN));
 222                     if (Boolean.TRUE.equals(readOnly))
 223                         return null;
 224
 225                     return new GraphStringIndexModifier(context, session.getSession(), prop.getRange().start()) {
 226 //                    StringRepresentation representation;
 227                         @Override
 228                         protected void initializeGraphModifier(ReadGraph g) {
 229 //                        representation = g.adapt(getResourceToModify(), g.getBuiltins().HasStringRepresentationInterface);
 230                         }
 231                         @Override
 232                         public TObjectIntPair<String> createModifierInput(String fromLabel) {
 233                             return new TObjectIntPair<String>(fromLabel, prop.getRange().start());
 234                         }
 235                         @Override
 236                         public void doModify(WriteGraph graph, TObjectIntPair<String> label) throws DatabaseException {
 237                             //System.out.println("Performing modification for " + representation.get(graph));
 238                             if (IProperty.ASSERTED.contains(prop.getType())) {
 239                                 // 1. Instantiate new property based on default value and attach it to the module.
 240                                 Layer0 L0 = Layer0.getInstance(graph);
 241                                 Resource module = data[0], attribute = data[1], defaultValue = data[2];
 242                                 Resource newValue = graph.newResource();
 243                                 for (Resource type : graph.getObjects(defaultValue, L0.InstanceOf))
 244                                     graph.claim(newValue, L0.InstanceOf, null, type);
 245                                 graph.claim(module, attribute, newValue);
 246                                 Object defaultValueValue = graph.getValue(defaultValue);
 247                                 //if(defaultValueValue instanceof float[]) System.out.println("new property : " + Arrays.toString((float[])defaultValueValue));
 248                                 graph.claimValue(newValue, defaultValueValue);
 249                                 // 2. Adapt StringIndexModifier for the new property
 250                                 StringIndexModifier sm = graph.adapt(newValue, StringIndexModifier.class);
 251                                 // 3. Modify the new property with the specified label
 252                                 sm.modify(graph, label);
 253                             } else {
 254                                 getModifier().modify(graph, label);
 255                             }
 256                         }
 257                     };
 258                 } catch (DatabaseException e) {
 259                     e.printStackTrace();
 260                     return null;
 261                 }
 262             }
 263             return null;
 264         }
 265     };
 266
 267 }