X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Fprocedure%2Fsingle%2Fwrapper%2FExceptionToNullProcedure.java;fp=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Fprocedure%2Fsingle%2Fwrapper%2FExceptionToNullProcedure.java;h=3087416c82e6407c2a5b8df298c44cd5c8f5e368;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/single/wrapper/ExceptionToNullProcedure.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/single/wrapper/ExceptionToNullProcedure.java
new file mode 100644
index 000000000..3087416c8
--- /dev/null
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/single/wrapper/ExceptionToNullProcedure.java
@@ -0,0 +1,41 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 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.db.common.procedure.single.wrapper;
+
+import org.simantics.db.AsyncReadGraph;
+import org.simantics.db.procedure.AsyncProcedure;
+
+final public class ExceptionToNullProcedure<Result> implements AsyncProcedure<Result> {
+
+	final private AsyncProcedure<Result> procedure;
+	
+    public ExceptionToNullProcedure(AsyncProcedure<Result> procedure) {
+        this.procedure = procedure;
+    }
+    
+    @Override
+    public void execute(AsyncReadGraph graph, Result result) {
+    	procedure.execute(graph, result);
+    }
+	
+    
+    @Override
+    public void exception(AsyncReadGraph graph, Throwable t) {
+    	procedure.execute(graph, null);
+    }
+    
+    @Override
+    public String toString() {
+        return "ExceptionToNullProcedure -> " + procedure;
+    }
+
+}