Dispose ClientChangesImpl ChangeSets to minimize memory footprint

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

diff --git a/bundles/org.simantics.db/src/org/simantics/db/Disposable.java b/bundles/org.simantics.db/src/org/simantics/db/Disposable.java
index 62dd7d3500608197a98ee0edb8b5c1570864db3e..a413837fd3ed4310d32f57b78c39dd6d550f0ea6 100644 (file)
--- a/bundles/org.simantics.db/src/org/simantics/db/Disposable.java
+++ b/bundles/org.simantics.db/src/org/simantics/db/Disposable.java
@@ -1,30 +1,40 @@
-/*******************************************************************************\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
-\r
-/**\r
- * An interface that services registered via {@link ServiceLocator} can\r
- * implement to signal the ServiceLocator implementation that they need to be\r
- * disposed during ServiceLocator disposal.\r
- * \r
- * The {@link #dispose()} method may get called several times which it must be\r
- * able to handle properly which in most cases means just disposing once with\r
- * proper synchronization and ignoring any further dispose requests.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public interface Disposable {\r
-\r
-    void dispose();\r
-\r
-}\r
+/*******************************************************************************
+ * 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;
+
+
+/**
+ * An interface that services registered via {@link ServiceLocator} can
+ * implement to signal the ServiceLocator implementation that they need to be
+ * disposed during ServiceLocator disposal.
+ * 
+ * The {@link #dispose()} method may get called several times which it must be
+ * able to handle properly which in most cases means just disposing once with
+ * proper synchronization and ignoring any further dispose requests.
+ * 
+ * @author Tuukka Lehtonen
+ */
+public interface Disposable {
+
+    void dispose();
+
+    static void safeDispose(Disposable d) {
+        if (d != null)
+            d.dispose();
+    }
+
+    static void safeDispose(Object o) {
+        if (o instanceof Disposable)
+            ((Disposable) o).dispose();
+    }
+
+}