X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fmigration%2FMigrationStateImpl.java;fp=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fmigration%2FMigrationStateImpl.java;h=3e531e368e512761cca1c4d8691d6d01c55cabc0;hb=d331e06e5825b124d5a76b1fdc1b45bbb5506407;hp=fb8f8c9e7aef04f1e93f1f087ed5c297fa9879f7;hpb=04220731a0cac3fe6fe2c3375a73d698e11d476f;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/MigrationStateImpl.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/MigrationStateImpl.java
index fb8f8c9e7..3e531e368 100644
--- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/MigrationStateImpl.java
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/MigrationStateImpl.java
@@ -161,8 +161,16 @@ public class MigrationStateImpl implements MigrationState {
             final boolean updateDependencies = MigrationUtils.getProperty(this, MigrationStateKeys.UPDATE_DEPENDENCIES, Boolean.TRUE);
 
             File temporaryTg = exportCurrentTgAsTemporaryFile(session, monitor);
-            if (temporaryTg != null)
-                setProperty(MigrationStateKeys.CURRENT_TGS, initializeTransferableGraphSource(temporaryTg));
+            if (temporaryTg != null) {
+                TransferableGraphSource tgs = (TransferableGraphSource)properties.get(MigrationStateKeys.CURRENT_TGS);
+                if (tgs != null)
+                    try {
+                        tgs.close();
+                    } catch (IOException e) {
+                    	Logger.defaultLogError(e);
+                    }
+                setProperty(MigrationStateKeys.CURRENT_TGS, initializeTransferableGraphSource(temporaryTg, true));
+            }
 
             TransferableGraphSource tgs = getProperty(MigrationStateKeys.CURRENT_TGS);
             if (tgs != null) {
@@ -253,8 +261,11 @@ public class MigrationStateImpl implements MigrationState {
 	}
 
 	private TransferableGraphSource initializeTransferableGraphSource(File dataContainer) throws DatabaseException {
+		return initializeTransferableGraphSource(dataContainer, false);
+	}
+	private TransferableGraphSource initializeTransferableGraphSource(File dataContainer, boolean deleteOnClose) throws DatabaseException {
 		try {
-			StreamingTransferableGraphFileReader reader = new StreamingTransferableGraphFileReader(dataContainer);
+			StreamingTransferableGraphFileReader reader = new StreamingTransferableGraphFileReader(dataContainer, deleteOnClose);
 			TransferableGraphSource tgs = reader.readTG();
 			setProperty(MigrationStateKeys.CURRENT_TGS_READER, reader);
 			setProperty(MigrationStateKeys.CURRENT_TGS, tgs);