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[phpeclipse.git] / net.sourceforge.phpeclipse.xml.ui / src / net / sourceforge / phpeclipse / xml / ui / internal / text / XMLAnnotationIterator.java

diff --git a/net.sourceforge.phpeclipse.xml.ui/src/net/sourceforge/phpeclipse/xml/ui/internal/text/XMLAnnotationIterator.java b/net.sourceforge.phpeclipse.xml.ui/src/net/sourceforge/phpeclipse/xml/ui/internal/text/XMLAnnotationIterator.java
new file mode 100644 (file)
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--- /dev/null
+++ b/net.sourceforge.phpeclipse.xml.ui/src/net/sourceforge/phpeclipse/xml/ui/internal/text/XMLAnnotationIterator.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2002-2004 Widespace, OU and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ *     Igor Malinin - initial contribution
+ *
+ * $Id: XMLAnnotationIterator.java,v 1.1 2004-09-02 18:28:03 jsurfer Exp $
+ */
+package net.sourceforge.phpeclipse.xml.ui.internal.text;
+
+import java.util.Iterator;
+
+import org.eclipse.jface.text.source.Annotation;
+import org.eclipse.jface.text.source.IAnnotationModel;
+
+
+/**
+ * @author Igor Malinin
+ */
+public class XMLAnnotationIterator implements Iterator {
+       private boolean skipIrrelevants;
+
+       private Iterator iterator;
+       private Annotation next;
+
+       public XMLAnnotationIterator(
+               IAnnotationModel model, boolean skipIrrelevants
+       ) {
+               this.skipIrrelevants = skipIrrelevants;
+
+               iterator = model.getAnnotationIterator();
+               skip();
+       }
+
+       private void skip() {
+               while (iterator.hasNext()) {
+                       Annotation next = (Annotation) iterator.next();
+                       if (next instanceof XMLAnnotation) {
+                               if (skipIrrelevants) {
+                                       if (!next.isMarkedDeleted()) {
+                                               this.next = next;
+                                               return;
+                                       }
+                               } else {
+                                       this.next = next;
+                                       return;
+                               }
+                       }
+               }
+
+               this.next = null;
+       }
+
+       /*
+        * @see java.util.Iterator#hasNext()
+        */
+       public boolean hasNext() {
+               return (next != null);
+       }
+
+       /*
+        * @see java.util.Iterator#next()
+        */
+       public Object next() {
+               try {
+                       return next;
+               } finally {
+                       skip();
+               }
+       }
+
+       /*
+        * @see java.util.Iterator#remove()
+        */
+       public void remove() {
+               throw new UnsupportedOperationException();
+       }
+}