X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2FStructuralRVIResolver.java;fp=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2FStructuralRVIResolver.java;h=5fdec4330a3cab877c8f655cea6040a3d056891b;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/StructuralRVIResolver.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/StructuralRVIResolver.java
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index 000000000..5fdec4330
--- /dev/null
+++ b/bundles/org.simantics.structural2/src/org/simantics/structural2/StructuralRVIResolver.java
@@ -0,0 +1,119 @@
+package org.simantics.structural2;
+
+import java.util.Collection;
+import java.util.LinkedList;
+
+import org.simantics.databoard.Databoard;
+import org.simantics.databoard.binding.Binding;
+import org.simantics.datatypes.literal.GUID;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.Instances;
+import org.simantics.db.layer0.exception.MissingVariableException;
+import org.simantics.db.layer0.variable.RVI;
+import org.simantics.db.layer0.variable.RVI.GuidRVIPart;
+import org.simantics.db.layer0.variable.RVI.RVIPart;
+import org.simantics.db.layer0.variable.RVIBuilder;
+import org.simantics.db.layer0.variable.StandardRVIResolver;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.layer0.Layer0;
+import org.simantics.simulation.ontology.SimulationResource;
+import org.simantics.structural.stubs.StructuralResource2;
+
+public class StructuralRVIResolver extends StandardRVIResolver {
+
+    protected boolean isRVIBase(ReadGraph graph, Variable variable) throws DatabaseException {
+        if (Variables.isContext(graph, variable)) return true;
+        StructuralResource2 STR = StructuralResource2.getInstance(graph);
+        Resource represents = variable.getRepresents(graph);
+        if (represents == null) return false;
+        if (graph.isInstanceOf(represents, STR.Composite)) return false;
+        return true;
+    }
+    
+    @Override
+    public RVI getRVI(ReadGraph graph, Variable variable) throws DatabaseException {
+        if (Variables.isContext(graph, variable)) {
+            Databoard databoard = graph.getService( Databoard.class );
+            Binding rviBinding = databoard.getBindingUnchecked( RVI.class );
+            return RVI.empty(rviBinding);
+        }
+        Variable base = variable.getParent(graph);
+        while(!isRVIBase(graph, base)) base = base.getParent(graph);
+        RVIPart part = getRVIPart(graph, variable);
+        return new RVIBuilder(base.getRVI(graph)).append(part).toRVI();
+    }
+
+    protected boolean isPartOfComponentType(ReadGraph graph, Resource resource)
+            throws DatabaseException {
+        Layer0 L0 = Layer0.getInstance(graph);
+        StructuralResource2 STR = StructuralResource2.getInstance(graph);
+        Resource container = graph.getPossibleObject(resource, L0.PartOf);
+        if(container != null && graph.isInstanceOf(container, STR.Composite)) {
+            return graph.hasStatement(container, STR.Defines);
+        }
+        return false;
+    }
+
+    protected Resource getBase(ReadGraph graph, Variable variable, Resource resource) throws DatabaseException {
+        Layer0 L0 = Layer0.getInstance(graph);
+        SimulationResource SIMU = SimulationResource.getInstance(graph);
+        Resource represents = variable.getPossibleRepresents(graph);
+        if(represents != null && graph.isInstanceOf(represents, SIMU.Run)) return Variables.getPossibleConfigurationContextResource(graph, represents);
+        else if(isPartOfComponentType(graph, resource)) return graph.getPossibleObject(resource, L0.PartOf);
+        return represents;
+    }
+
+    protected Collection<Resource> getRVIPath(ReadGraph graph, Variable variable, Resource resource)
+            throws DatabaseException {
+        Resource base = getBase(graph, variable, resource);
+        if (base == null)
+            return null;
+        LinkedList<Resource> result = new LinkedList<Resource>();
+        result.add(resource);
+        Layer0 L0 = Layer0.getInstance(graph);
+        resource = graph.getPossibleObject(resource, L0.PartOf);
+        if(resource == null) return null;
+        while(!base.equals(resource)) {
+            result.addFirst(resource);
+            resource = graph.getPossibleObject(resource, L0.PartOf);
+            if(resource == null) return null;
+        }
+        return result;
+    }
+    
+    protected Collection<Resource> getRVIPath(ReadGraph graph, Variable variable, GuidRVIPart part)
+            throws DatabaseException {
+
+    	if(part.resource != null) {
+    		return getRVIPath(graph, variable, part.resource);
+    	} else {
+	    	Resource indexRoot = variable.getIndexRoot(graph);
+	        Instances instances = graph.adapt(Layer0.getInstance(graph).Entity, Instances.class);
+	        GUID guid = new GUID(part.mostSignificant, part.leastSignificant);
+	        Collection<Resource> queryResult = instances.find(graph, indexRoot, "GUID:"+guid.indexString());
+	        if(queryResult.size() != 1) return null;
+	        return getRVIPath(graph, variable, queryResult.iterator().next());
+    	}
+    	
+    }
+
+    @Override
+    protected Variable resolveChild(ReadGraph graph, Variable variable, Resource resource) throws DatabaseException {
+        Collection<Resource> path = getRVIPath(graph, variable, resource);
+        if(path == null) throw new MissingVariableException("Didn't find a variable related to " + resource + ".", resource);
+        for(Resource r : path) variable = variable.browse(graph, r);
+        return variable;
+    }
+    
+    @Override
+    protected Variable resolveChild(ReadGraph graph, Variable variable, GuidRVIPart part) throws DatabaseException {
+        Collection<Resource> path = getRVIPath(graph, variable, part);
+        if(path == null) throw new MissingVariableException("Didn't find a variable related to " + part + ".");
+        for(Resource r : path) variable = variable.browse(graph, r);
+        return variable;
+    }
+
+}