X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=inline;f=bundles%2Forg.simantics.utils.datastructures%2Fsrc%2Forg%2Fsimantics%2Futils%2Fdatastructures%2Fcache%2FCachedProvider.java;h=97b827bce6cf1ac5963ae1c1ca081c7127b20ef7;hb=refs%2Fchanges%2F61%2F461%2F4;hp=9ccb0686bf20be5aa78a652b9d36ad932f5f9995;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git
diff --git a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/cache/CachedProvider.java b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/cache/CachedProvider.java
index 9ccb0686b..97b827bce 100644
--- a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/cache/CachedProvider.java
+++ b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/cache/CachedProvider.java
@@ -1,57 +1,57 @@
-/*******************************************************************************
- * 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.utils.datastructures.cache;
-
-
-/**
- * Caches the value provided by the back-end provider.
- *
- * Cached version is equal to original in hashCode/equals wise.
- *
- * @author Toni Kalajainen
- */
-public class CachedProvider implements IProvider {
-
- public static final IProvider cache(IProvider provider)
- {
- if (provider instanceof CachedProvider>)
- return provider;
- return new CachedProvider(provider);
- }
-
- IProvider backendProvider;
- V value;
-
- CachedProvider(IProvider orig)
- {
- this.backendProvider = orig;
- }
-
- @Override
- public synchronized V get() throws ProvisionException {
- if (value==null) {
- value = backendProvider.get();
- }
- return value;
- }
-
- @Override
- public int hashCode() {
- return backendProvider.hashCode();
- }
-
- @Override
- public boolean equals(Object obj) {
- return backendProvider.equals(obj);
- }
-
-}
+/*******************************************************************************
+ * 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.utils.datastructures.cache;
+
+
+/**
+ * Caches the value provided by the back-end provider.
+ *
+ * Cached version is equal to original in hashCode/equals wise.
+ *
+ * @author Toni Kalajainen
+ */
+public class CachedProvider implements IProvider {
+
+ public static final IProvider cache(IProvider provider)
+ {
+ if (provider instanceof CachedProvider>)
+ return provider;
+ return new CachedProvider(provider);
+ }
+
+ IProvider backendProvider;
+ V value;
+
+ CachedProvider(IProvider orig)
+ {
+ this.backendProvider = orig;
+ }
+
+ @Override
+ public synchronized V get() throws ProvisionException {
+ if (value==null) {
+ value = backendProvider.get();
+ }
+ return value;
+ }
+
+ @Override
+ public int hashCode() {
+ return backendProvider.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ return backendProvider.equals(obj);
+ }
+
+}