Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.datastructures / src / org / simantics / utils / datastructures / IteratorAdapter.java

diff --git a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/IteratorAdapter.java b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/IteratorAdapter.java
new file mode 100644 (file)
index 0000000..5ef1117
--- /dev/null
+++ b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/IteratorAdapter.java
@@ -0,0 +1,42 @@
+/*******************************************************************************\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.Iterator;\r
+\r
+public class IteratorAdapter<Domain, Range, I extends Iterator<Domain>> \r
+    implements Iterator<Range> {\r
+\r
+    protected Converter<Domain, Range> converter;\r
+    protected I iterator;\r
+    \r
+    public IteratorAdapter(Converter<Domain,Range> converter, I iterator) {\r
+        this.converter = converter;\r
+        this.iterator = iterator;\r
+    }\r
+    \r
+    @Override\r
+    public boolean hasNext() {\r
+        return iterator.hasNext();\r
+    }\r
+\r
+    @Override\r
+    public Range next() {\r
+        return converter.convertTo(iterator.next());\r
+    }\r
+\r
+    @Override\r
+    public void remove() {\r
+        iterator.remove();\r
+    }    \r
+    \r
+}\r