X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.interop.update%2Fsrc%2Forg%2Fsimantics%2Finterop%2Fupdate%2Fmodel%2FPropertyChange.java;h=de28055996ef41f8c1ed7368fd5d6fffb6ccc651;hb=c2a5b7657db18e6de715f9559ddc4335b953f203;hp=25d43592f7491662b349674d0bc80d5d61ce69a8;hpb=2e5e6f18c3d1182386e69f86b78e5a4179dde18a;p=simantics%2Finterop.git

diff --git a/org.simantics.interop.update/src/org/simantics/interop/update/model/PropertyChange.java b/org.simantics.interop.update/src/org/simantics/interop/update/model/PropertyChange.java
index 25d4359..de28055 100644
--- a/org.simantics.interop.update/src/org/simantics/interop/update/model/PropertyChange.java
+++ b/org.simantics.interop.update/src/org/simantics/interop/update/model/PropertyChange.java
@@ -5,34 +5,66 @@ import org.simantics.db.Statement;
 import org.simantics.db.WriteGraph;
 import org.simantics.db.exception.DatabaseException;
 import org.simantics.interop.test.GraphChanges;
+import org.simantics.layer0.Layer0;
 import org.simantics.utils.datastructures.Pair;
 
 public class PropertyChange {
 	protected GraphChanges changes;
+	protected Resource leftSubject;
+	protected Resource rightSubject;
 	protected Pair<Statement, Statement> pair;
 	protected boolean applied = false;
 	protected boolean selected = false;
 	protected boolean visible = true;
+	protected boolean enabled = true;
+	protected Object customValue = null;
 	
 	
-	public PropertyChange(GraphChanges changes, Statement first, Statement second) {
+	public PropertyChange(GraphChanges changes, Resource left, Statement first, Resource right, Statement second) {
+		if (first == null && second == null)
+			throw new IllegalArgumentException("At least one of the stamenents must be non null.");
+		if (left == null || right == null)
+			throw new IllegalArgumentException("Subject resources cannot be null.");
 		this.pair = new Pair<Statement, Statement>(first, second);
 		this.changes = changes;
+		this.leftSubject = left;
+		this.rightSubject = right;
 	}
 	
-	public PropertyChange(GraphChanges changes, Pair<Statement, Statement> change) {
+	public PropertyChange(GraphChanges changes, Resource left, Resource right, Pair<Statement, Statement> change) {
+		if (change == null || (change.first == null && change.second == null))
+			throw new IllegalArgumentException("At least one of the stamenents must be non null.");
+		if (left == null || right == null)
+			throw new IllegalArgumentException("Subject resources cannot be null.");
 		this.pair = change;
 		this.changes = changes;
+		this.leftSubject = left;
+		this.rightSubject = right;
+	}
+	
+	
+	public Resource getFirstSubject() {
+		return leftSubject;
 	}
 	
 	public Statement getFirst() {
 		return pair.first;
 	}
 	
+	public Resource getSecondSubject() {
+		return rightSubject;
+	}
+	
 	public Statement getSecond() {
 		return pair.second;
 	}
 	
+	public Resource getPredicate() {
+	    if (pair.first != null)
+	        return pair.first.getPredicate();
+	    return pair.second.getPredicate();
+	}
+	
 	public GraphChanges getChanges() {
 		return changes;
 	}
@@ -49,45 +81,88 @@ public class PropertyChange {
 		if (obj.getClass() != this.getClass())
 			return false;
 		PropertyChange c = (PropertyChange)obj;
-		return pair.equals(c.pair);
+		if (!leftSubject.equals(c.leftSubject))
+			return false;
+		if (!rightSubject.equals(c.rightSubject))
+			return false;
+		if (pair.first != null && pair.first.equals(c.pair.first))
+			return true;
+		if (pair.second != null && pair.second.equals(c.pair.second))
+			return true;
+		return false;
 	}
 	
 	public void apply(WriteGraph graph) throws DatabaseException {
 		if (applied)
 			return;
 		if (pair.second == null) {
-			graph.deny(pair.first);
+			graph.deny(leftSubject, pair.first.getPredicate(),pair.first.getObject());
 			return;
 		} 
-		Resource s = changes.getComparable().getLeft(pair.second.getSubject());
-		//Resource s = pair.first.getSubject();
-		Resource pred = pair.second.getPredicate();
-		if (graph.hasValue(pair.second.getObject())) {
-			Object value = graph.getValue(pair.second.getObject());
-			graph.claimLiteral(s, pred, value);
-		} else {
-			graph.deny(s,pred);
+		Layer0 L0 = Layer0.getInstance(graph);
+		Resource s = leftSubject;
+		if (graph.isInstanceOf(pair.second.getObject(), L0.Literal)) {
+			Object value = null;
+			if (customValue != null)
+				value = customValue;
+			else if (graph.hasValue(pair.second.getObject())) {
+				value = graph.getValue(pair.second.getObject());
+			}
+			Resource pred = pair.second.getPredicate();
+			if (getChanges().getComparable().containsRight(pred))
+				pred = getChanges().getComparable().getLeft(pred);
+			
+			if (value != null) {
+				graph.deny(s, pred);
+				graph.claimLiteral(s, pred, value);
+			} else {
+				graph.deny(s,pred);
+			}
+		} else if (graph.isInstanceOf(pair.second.getObject(), L0.SCLValue)) {
+			Resource pred = pair.second.getPredicate();
+			graph.deny(s, pred);
+			Resource valueResource = graph.newResource();
+			graph.claim(valueResource, L0.InstanceOf, graph.getSingleObject(pair.second.getObject(), L0.InstanceOf));
+			AddDeleteUpdateOp.copyProperties(graph, pair.second.getObject(), valueResource);
+			graph.claim(s, pred, valueResource);
 		}
 		applied = true;
-		
 	}
 	
+	/**
+	 * Sets selected state. 
+	 * @param select
+	 * @return true if selection state was changed
+	 */
 	public boolean select(boolean select) {
+	    if (!enabled)
+	        return false;
 		if (applied)
 			return false;
 		this.selected = select;
 		return true;
 	}
 	
-	
+	/**
+	 * Is change selected.
+	 * @return
+	 */
 	public boolean selected() {
 		return selected;
 	}
 	
+	/**
+	 * Has change been applied
+	 * @return
+	 */
 	public boolean applied() {
 		return applied;
 	}
 	
+	/**
+	 * Is change visible
+	 * @return
+	 */
 	public boolean isVisible() {
 		return visible;
 	}
@@ -96,4 +171,42 @@ public class PropertyChange {
 		this.visible = visible;
 	}
 	
+	/**
+	 * Is change enabled. Disabled changes do not allow changing selected state.
+	 * @return
+	 */
+	public boolean enabled() {
+        return enabled;
+    }
+	
+	public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+	
+	@Override
+	public String toString() {
+		String s = "PropertyChange";
+		if (pair.first != null)
+			s += " L(" + (leftSubject) + " , " + pair.first.getPredicate() + " , " + pair.first.getObject() + ")";
+		if (pair.second != null)
+			s += " R(" + (rightSubject) + " , " + pair.second.getPredicate() + " , " + pair.second.getObject() + ")";
+		if (selected)
+		    s += " selected";
+		if (enabled)
+		    s += " enabled";
+		if (visible)
+            s += " visible";
+		if (applied)
+		    s += " applied";
+		return s;
+	}
+	
+	public Object getCustomValue() {
+		return customValue;
+	}
+	
+	public void setCustomValue(Object customValue) {
+		this.customValue = customValue;
+	}
+	
 }