Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling / src / org / simantics / modeling / migration / GuidCreationStep.java

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/migration/GuidCreationStep.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/migration/GuidCreationStep.java
new file mode 100644 (file)
index 0000000..284719d
--- /dev/null
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/migration/GuidCreationStep.java
@@ -0,0 +1,56 @@
+package org.simantics.modeling.migration;\r
+\r
+ import java.io.PrintWriter;\r
+import java.util.Collection;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.Session;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.request.DelayedWriteRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.migration.MigrationState;\r
+import org.simantics.db.layer0.migration.MigrationStateKeys;\r
+import org.simantics.db.layer0.migration.MigrationStep;\r
+import org.simantics.db.layer0.migration.MigrationUtils;\r
+import org.simantics.db.layer0.migration.NullWriter;\r
+import org.simantics.db.layer0.util.Layer0Utils;\r
+import org.simantics.modeling.ModelingUtils;\r
+\r
+/**\r
+ * Runs\r
+ * {@link ModelingUtils#createMissingGUIDs(IProgressMonitor, WriteGraph, Resource)}\r
+ * for all imported models.\r
+ * \r
+ * @author Tuukka Lehtonen\r
+ */\r
+public enum GuidCreationStep implements MigrationStep {\r
+\r
+    INSTANCE;\r
+\r
+    public static GuidCreationStep get() {\r
+        return INSTANCE;\r
+    }\r
+\r
+    @Override\r
+    public void applyTo(final IProgressMonitor monitor, Session session, MigrationState state) throws DatabaseException {\r
+        final Collection<Resource> roots = state.getProperty(MigrationStateKeys.CURRENT_ROOT_RESOURCES);\r
+        if (roots.isEmpty())\r
+            return;\r
+        final PrintWriter log = MigrationUtils.getProperty(state, MigrationStateKeys.MESSAGE_LOG_WRITER, NullWriter.PRINT_INSTANCE);\r
+\r
+        session.sync(new DelayedWriteRequest() {\r
+            @Override\r
+            public void perform(WriteGraph graph) throws DatabaseException {\r
+                create(monitor, graph, roots, log);\r
+            }\r
+        });\r
+    }\r
+\r
+    private static void create(IProgressMonitor monitor, WriteGraph graph, Collection<Resource> roots, PrintWriter log) throws DatabaseException {\r
+        log.println("## Creating missing GUID identifiers ##");\r
+        Layer0Utils.setDependenciesIndexingDisabled(graph, true);\r
+        ModelingUtils.createMissingGUIDs(monitor, graph, roots);\r
+    }\r
+\r
+}
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