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diff --git a/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/StringPropertyModifier.java b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/StringPropertyModifier.java
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index 000000000..e8ade01b0
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+++ b/bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/widgets/StringPropertyModifier.java
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+/*******************************************************************************
+ * Copyright (c) 2007, 2012 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.swt.widgets;
+
+import org.simantics.browsing.ui.swt.widgets.impl.TextModifyListenerImpl;
+import org.simantics.databoard.Bindings;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.util.Layer0Utils;
+import org.simantics.db.management.ISessionContext;
+
+
+public class StringPropertyModifier extends TextModifyListenerImpl<Resource> {
+
+	final private String propertyURI;
+	final private boolean undo;
+	public StringPropertyModifier(ISessionContext context, String propertyURI) {
+		this(context, propertyURI,true);
+	}
+	
+	public StringPropertyModifier(ISessionContext context, String propertyURI, boolean undo) {
+		this.propertyURI = propertyURI;
+		this.undo = undo;
+	}
+
+	@Override
+	public void applyText(WriteGraph graph, Resource issue, String text) throws DatabaseException {
+		if (undo) {
+			String meta =  propertyURI;
+			int i = propertyURI.lastIndexOf("/");
+			if (i > 0)
+				meta = meta.substring(i+1);
+			Layer0Utils.addCommentMetadata(graph, "Modify String " +meta);
+			graph.markUndoPoint();
+		}
+		graph.claimLiteral(issue, graph.getResource(propertyURI), text, Bindings.STRING);
+		
+	}
+	
+}
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