Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db / src / org / simantics / db / VirtualGraphSource.java

diff --git a/bundles/org.simantics.db/src/org/simantics/db/VirtualGraphSource.java b/bundles/org.simantics.db/src/org/simantics/db/VirtualGraphSource.java
new file mode 100644 (file)
index 0000000..abd1826
--- /dev/null
+++ b/bundles/org.simantics.db/src/org/simantics/db/VirtualGraphSource.java
@@ -0,0 +1,34 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.db;\r
+\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.procedure.AsyncProcedure;\r
+\r
+\r
+public interface VirtualGraphSource {\r
+    \r
+    void attach(VirtualGraphContext context);\r
+    void getStatements(ReadGraph graph, VirtualGraphContext context, int resource) throws DatabaseException;\r
+    void getStatements(ReadGraph graph, VirtualGraphContext context, int resource, int predicate) throws DatabaseException;\r
+    void getValue(AsyncReadGraph graph, VirtualGraphContext context, int resource, AsyncProcedure<byte[]> value);\r
+    \r
+    // Option 1:\r
+    //  \r
+    //  Datatype getType(VirtualGraphContext context, int resource);\r
+    //  Object getValue(VirtualGraphContext context, int resource, Binding binding);  \r
+    //\r
+    \r
+    // Option 2: \r
+    // Variant getValue(VirtualGraphContext context, int resource);\r
+\r
+}\r