Merge "Default property editing restores assertions"

[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / util / Layer0Utils.java

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/Layer0Utils.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/Layer0Utils.java
index 888e5fe4e312af10d98af326966b6e2ad42e7894..5ccfcf325f49df3f919f6ee54f34b3d0f2033960 100644 (file)
--- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/Layer0Utils.java
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/Layer0Utils.java
@@ -23,6 +23,7 @@ import java.util.Set;
 import java.util.TreeSet;
 
 import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.core.runtime.SubMonitor;
 import org.simantics.databoard.Bindings;
 import org.simantics.databoard.Datatypes;
@@ -105,6 +106,7 @@ import org.simantics.graph.db.TransferableGraphs;
 import org.simantics.graph.diff.Diff;
 import org.simantics.graph.diff.TransferableGraphDelta1;
 import org.simantics.graph.refactoring.GraphRefactoringUtils;
+import org.simantics.graph.representation.PrettyPrintTG;
 import org.simantics.graph.representation.TransferableGraph1;
 import org.simantics.layer0.Layer0;
 import org.simantics.operation.Layer0X;
@@ -1192,7 +1194,7 @@ public class Layer0Utils {
 
     }
 
-    private static TransferableGraphSource makeTGSource(ReadGraph graph, Resource r) throws DatabaseException {
+    public static TransferableGraphSource makeTGSource(ReadGraph graph, Resource r) throws DatabaseException {
 
        SimanticsClipboardImpl cp = new SimanticsClipboardImpl();
        CopyHandler c1 = graph.adapt(r, CopyHandler.class);
@@ -1234,6 +1236,10 @@ public class Layer0Utils {
        return Layer0.getInstance(graph).String;
     }
 
+    public static void emptyTrashBin() throws ServiceException {
+        emptyTrashBin(new NullProgressMonitor());
+    }
+
     public static void emptyTrashBin(IProgressMonitor monitor) throws ServiceException {
         emptyTrashBin(monitor, SimanticsInternal.getSession(), SimanticsInternal.getProject());
     }
@@ -1281,15 +1287,31 @@ public class Layer0Utils {
                 return;
             mon.subTask("Purging Database");
             mon.newChild(1000);
-            XSupport xs = session.getService(XSupport.class);
-            xs.purge();
+            purgeDatabase(monitor, session);
         } catch (CancelTransactionException e) {
             // Ignore.
         } catch (DatabaseException e) {
             throw new ServiceException(e);
         }
     }
-    
+
+    public static void purgeDatabase() throws ServiceException {
+       purgeDatabase(new NullProgressMonitor());
+    }
+
+    public static void purgeDatabase(final IProgressMonitor monitor) throws ServiceException {
+       purgeDatabase(monitor, SimanticsInternal.getSession());
+    }
+
+    public static void purgeDatabase(final IProgressMonitor monitor, Session session) throws ServiceException {
+       try {
+               XSupport xs = session.getService(XSupport.class);
+               xs.purge();
+       } catch (DatabaseException e) {
+               throw new ServiceException(e);
+       }
+    }
+
     public static Resource getSingleDomainOf(ReadGraph graph, Resource type, Resource target) throws DatabaseException {
        Resource result = null;
        for(Resource candidate : getDomainOf(graph, type).values()) {
@@ -1328,6 +1350,18 @@ public class Layer0Utils {
        return null;
     }
     
+    public static Resource getPossiblePredicateByLabel(ReadGraph graph, Resource instance, String predicateName) throws DatabaseException {
+       Layer0 L0 = Layer0.getInstance(graph);
+       for(Resource type : graph.getPrincipalTypes(instance)) {
+               Map<String, Resource> domainOf = getDomainOf(graph, type);
+               for(Resource r : domainOf.values()) {
+                       String label = graph.getPossibleRelatedValue(r, L0.HasLabel, Bindings.STRING);
+                       if(predicateName.equals(label))
+                               return r;
+               }
+       }
+       return null;
+    }
     
     public static void claimLiteralDataboard(WriteGraph graph, Resource container, Resource property, String valueText) throws DatabaseException {
 
@@ -1345,4 +1379,26 @@ public class Layer0Utils {
        
     }
 
+    public static String prettyPrintResource(ReadGraph graph, Resource resource, boolean ignoreIdentifiers) throws Exception {
+        TransferableGraphSource source = makeTGSource(graph, resource);
+        TransferableGraph1 tg = TransferableGraphs.create(graph, source);
+        GraphRefactoringUtils.fixOntologyExport(tg);
+        System.out.println("Printing resoure " + graph.getURI(resource));
+        return PrettyPrintTG.print(tg, ignoreIdentifiers);
+    }
+
+    public static Resource getPossibleAssertedObject(ReadGraph graph, Resource resource, Resource predicate) throws DatabaseException {
+       Resource result = null;
+       for(Resource type : graph.getPrincipalTypes(resource)) {
+               Collection<Resource> rs = graph.getAssertedObjects(type, predicate);
+               if(rs.size() > 1) return null;
+               if(rs.size() == 1) {
+                       Resource ass = rs.iterator().next();
+                       if (result != null && !result.equals(ass)) return null;
+                       result = ass;
+               }
+       }
+       return result;
+    }
+    
 }