-/*******************************************************************************\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.utils.datastructures;\r
-\r
-import java.util.Collection;\r
-import java.util.Iterator;\r
-\r
-\r
-/**\r
- * Immutable Collection adapter that uses iterator method to implement all \r
- * its methods. \r
- */\r
-public abstract class EssentiallyIterableCollection<E> extends ImmutableCollection<E> {\r
-\r
- @Override\r
- public boolean contains(Object o) {\r
- Iterator<E> iterator = iterator();\r
- while(iterator.hasNext()) \r
- if(iterator.next().equals(o))\r
- return true;\r
- return false;\r
- }\r
-\r
- @Override\r
- public boolean containsAll(Collection<?> c) {\r
- for(Object o : c)\r
- if(!contains(o))\r
- return false;\r
- return true;\r
- }\r
-\r
- @Override\r
- public boolean isEmpty() {\r
- return iterator().hasNext();\r
- }\r
-\r
- @Override\r
- public int size() {\r
- int count = 0;\r
- Iterator<E> iterator = iterator();\r
- while(iterator.hasNext()) {\r
- ++ count;\r
- iterator.next();\r
- }\r
- return count;\r
- }\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.utils.datastructures;
+
+import java.util.Collection;
+import java.util.Iterator;
+
+
+/**
+ * Immutable Collection adapter that uses iterator method to implement all
+ * its methods.
+ */
+public abstract class EssentiallyIterableCollection<E> extends ImmutableCollection<E> {
+
+ @Override
+ public boolean contains(Object o) {
+ Iterator<E> iterator = iterator();
+ while(iterator.hasNext())
+ if(iterator.next().equals(o))
+ return true;
+ return false;
+ }
+
+ @Override
+ public boolean containsAll(Collection<?> c) {
+ for(Object o : c)
+ if(!contains(o))
+ return false;
+ return true;
+ }
+
+ @Override
+ public boolean isEmpty() {
+ return iterator().hasNext();
+ }
+
+ @Override
+ public int size() {
+ int count = 0;
+ Iterator<E> iterator = iterator();
+ while(iterator.hasNext()) {
+ ++ count;
+ iterator.next();
+ }
+ return count;
+ }
+
+}