gerrit.simantics Code Review - simantics/platform.git/blob

   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 import org.slf4j.Logger;
  46 import org.slf4j.LoggerFactory;
  47
  48 /**
  49  * @author Tuukka Lehtonen
  50  */
  51 public class ArrayPropertyLabelerFactory implements LabelerFactory {
  52
  53     @Override
  54     public Labeler create(PrimitiveQueryUpdater manager, NodeContext context, LabelerKey key) {
  55         Object o = context.getConstant(BuiltinKeys.INPUT);
  56         //System.out.println("ArrayPropertyLabelerFactory: " + o);
  57         if (o instanceof IArrayProperty) {
  58             return new ArrayPropertyLabeler(manager, context, key);
  59         } else if (o instanceof IProperty) {
  60             return new PropertyLabeler(manager, context, key);
  61         }
  62         return null;
  63     }
  64
  65     static class PropertyLabeler extends LazyGraphLabeler {
  66         NodeContext context;
  67
  68         public PropertyLabeler(PrimitiveQueryUpdater updater, NodeContext context, LabelerKey key) {
  69             super(updater, context, key);
  70             this.context = context;
  71         }
  72
  73         @Override
  74         public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
  75             IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);
  76             Resource[] r = prop.adapt(Resource[].class);
  77             if (r == null)
  78                 return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { prop.toString(), "N/A" });
  79
  80 //            System.out.println(prop + " [" + prop.getData(Resource[].class).length + "]");
  81 //            for (Resource rr : prop.getData(Resource[].class))
  82 //                System.out.println("  " + prop + "  " + NameUtils.getSafeName(graph, rr));
  83
  84             String property = "";
  85             String value = "";
  86
  87             if (r.length == 3) {
  88                 property = LabelerUtil.safeStringRepresentation(graph, r[1]);
  89                 value = graph.getPossibleRelatedAdapter(r[0], r[1], String.class);
  90                 if (value == null)
  91                     value = LabelerUtil.safeStringRepresentation(graph, r[2]);
  92             }
  93
  94             //System.out.println("LABEL: " + property + " - " + value);
  95             return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, value });
  96         }
  97
  98         @Override
  99         public Modifier getModifier(ModificationContext modificationContext, String key) {
 100             final ISessionContext session = Simantics.getSessionContext();
 101             if (session == null)
 102                 return null;
 103
 104             final IProperty prop = (IProperty) context.getConstant(BuiltinKeys.INPUT);
 105             final Resource[] data = prop.adapt(Resource[].class);
 106             if (data == null)
 107                 return null;
 108             if (data.length != 3)
 109                 return null;
 110
 111             if (ColumnKeys.VALUE.equals(key)) {
 112                 try {
 113                     // Make sure that the property is not read-only before editing
 114                     Layer0 L0 = Layer0.getInstance(session.getSession());
 115                     Boolean readOnly = session.getSession().syncRequest(new PossibleRelatedValue2<Boolean>(data[1], L0.readOnly, Bindings.BOOLEAN));
 116                     if (Boolean.TRUE.equals(readOnly))
 117                         return null;
 118
 119                     EnumerationValue<Resource> enu = session.getSession().syncRequest(new GetEnumerationValue(data[2]));
 120                     if (enu != null) {
 121                         return new GraphEnumerationModifier(session.getSession(), data[0], data[1], enu.getEnumeration(), enu.getEnumeratedValue());
 122                     } else {
 123                         final Resource subject = data[0], predicate = data[1], object = data[2];
 124                         return new GraphFactoryStringModifier(subject, predicate, object, session.getSession()) {
 125                             @Override
 126                             public void doModify(WriteGraph graph, String label) throws DatabaseException {
 127                                 if (IProperty.ASSERTED.contains(prop.getType())) {
 128                                     // 1. Instantiate new property based on default value and attach it to the module.
 129                                     Layer0 L0 = Layer0.getInstance(graph);
 130                                     Resource newValue = graph.newResource();
 131                                     for (Resource type : graph.getObjects(object, L0.InstanceOf))
 132                                         graph.claim(newValue, L0.InstanceOf, null, type);
 133                                     if(!graph.hasStatement(newValue, L0.HasDataType)) {
 134                                         Binding b = Bindings.getBindingUnchecked(Datatype.class);
 135                                         Datatype dt = graph.getRelatedValue(object, L0.HasDataType, b);
 136                                         graph.addLiteral(newValue, L0.HasDataType, L0.HasDataType_Inverse, L0.DataType, dt, b);
 137                                     }
 138
 139                                     graph.claim(subject, predicate, newValue);
 140                                     // 2. Adapt StringModifier for the new property
 141                                     StringModifier sm = graph.adapt(newValue, StringModifier.class);
 142                                     // 3. Modify the new property with the specified label
 143                                     sm.modify(graph, label);
 144                                 } else {
 145                                     getModifier().modify(graph, label);
 146                                 }
 147                             }
 148                         };
 149                     }
 150                 } catch (DatabaseException e) {
 151                     throw new RuntimeException(e);
 152                 }
 153             }
 154             return null;
 155         }
 156
 157         @Override
 158         public Logger getLogger() {
 159             // TODO Auto-generated method stub
 160             return null;
 161         }
 162     }
 163
 164     static class ArrayPropertyLabeler extends LazyGraphLabeler {
 165         NodeContext context;
 166
 167         public ArrayPropertyLabeler(PrimitiveQueryUpdater updater, NodeContext context, LabelerKey key) {
 168             super(updater, context, key);
 169             this.context = context;
 170         }
 171
 172         @Override
 173         public Map<String, String> labels(ReadGraph graph) throws DatabaseException {
 174             IArrayProperty prop = (IArrayProperty) context.getConstant(BuiltinKeys.INPUT);
 175             ValueRange range = prop.getRange();
 176             Resource[] r = prop.adapt(Resource[].class);
 177             if (r == null)
 178                 return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { prop.toString(), "N/A" });
 179
 180             String property = "";
 181             String value = "";
 182
 183             if (!prop.isSlice()) {
 184                 property = LabelerUtil.safeStringRepresentation(graph, r[1]);
 185                 String valueType = GraphPropertyUtil.tryGetValueTypeString(graph, r[2], range.size());
 186                 value = valueType;
 187             } else if (range.isSingle()) {
 188                 Layer0 L0 = Layer0.getInstance(graph);
 189                 property = range.toString();
 190                 value = LabelerUtil.safeStringRepresentation(graph, r[2], range.start());
 191                 Datatype dt = graph.getPossibleRelatedValue(r[2], L0.HasDataType, Bindings.getBindingUnchecked(Datatype.class));
 192                 if(dt != null) {
 193                         if(dt instanceof RecordType) {
 194                                 RecordType rt = (RecordType)dt;
 195                                 if(range.start() < rt.getComponentCount()) {
 196                                         Component comp = rt.getComponent(range.start());
 197                                         property = comp.name;
 198                                 }
 199                         }
 200                 }
 201             } else {
 202                 property = range.toString();
 203             }
 204
 205             return new ArrayMap<String, String>(ColumnKeys.KEYS_PROPERTY_VALUE, new String[] { property, value });
 206
 207         }
 208
 209         @Override
 210         public Modifier getModifier(ModificationContext modificationContext, String key) {
 211             ISessionContext session = Simantics.getSessionContext();
 212             if (session == null)
 213                 return null;
 214
 215             // Only single values can be edited.
 216             final IArrayProperty prop = (IArrayProperty) context.getConstant(BuiltinKeys.INPUT);
 217             if (!prop.getRange().isSingle())
 218                 return null;
 219             final Resource[] data = prop.getData(Resource[].class);
 220             if (data == null)
 221                 return null;
 222             if (data.length != 3)
 223                 return null;
 224
 225             if (ColumnKeys.VALUE.equals(key)) {
 226                 // TODO: fix boolean array editing case to work with a combo box.
 227                 try {
 228                     Layer0 L0 = Layer0.getInstance(session.getSession());
 229                     Boolean readOnly = session.getSession().syncRequest(new PossibleRelatedValue2<Boolean>(data[1], L0.readOnly, Bindings.BOOLEAN));
 230                     if (Boolean.TRUE.equals(readOnly))
 231                         return null;
 232
 233                     return new GraphStringIndexModifier(context, session.getSession(), prop.getRange().start()) {
 234 //                    StringRepresentation representation;
 235                         @Override
 236                         protected void initializeGraphModifier(ReadGraph g) {
 237 //                        representation = g.adapt(getResourceToModify(), g.getBuiltins().HasStringRepresentationInterface);
 238                         }
 239                         @Override
 240                         public TObjectIntPair<String> createModifierInput(String fromLabel) {
 241                             return new TObjectIntPair<String>(fromLabel, prop.getRange().start());
 242                         }
 243                         @Override
 244                         public void doModify(WriteGraph graph, TObjectIntPair<String> label) throws DatabaseException {
 245                             //System.out.println("Performing modification for " + representation.get(graph));
 246                             if (IProperty.ASSERTED.contains(prop.getType())) {
 247                                 // 1. Instantiate new property based on default value and attach it to the module.
 248                                 Layer0 L0 = Layer0.getInstance(graph);
 249                                 Resource module = data[0], attribute = data[1], defaultValue = data[2];
 250                                 Resource newValue = graph.newResource();
 251                                 for (Resource type : graph.getObjects(defaultValue, L0.InstanceOf))
 252                                     graph.claim(newValue, L0.InstanceOf, null, type);
 253                                 graph.claim(module, attribute, newValue);
 254                                 Object defaultValueValue = graph.getValue(defaultValue);
 255                                 //if(defaultValueValue instanceof float[]) System.out.println("new property : " + Arrays.toString((float[])defaultValueValue));
 256                                 graph.claimValue(newValue, defaultValueValue);
 257                                 // 2. Adapt StringIndexModifier for the new property
 258                                 StringIndexModifier sm = graph.adapt(newValue, StringIndexModifier.class);
 259                                 // 3. Modify the new property with the specified label
 260                                 sm.modify(graph, label);
 261                             } else {
 262                                 getModifier().modify(graph, label);
 263                             }
 264                         }
 265                     };
 266                 } catch (DatabaseException e) {
 267                     e.printStackTrace();
 268                     return null;
 269                 }
 270             }
 271             return null;
 272         }
 273
 274         @Override
 275         public Logger getLogger() {
 276             return LoggerFactory.getLogger(ArrayPropertyLabeler.class);
 277         }
 278     };
 279
 280 }