X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=support%2Fsrc%2Forg%2Fwamblee%2Fxml%2FDOMUtility.java;h=581704447d3c2c1f8cd8c92c36c47c83c94b5351;hb=250f2d46f13720ba3bbbb82c2c6b5142dd9d6b2e;hp=6a7a5af75e6a4174a0a5f41b21adc9d82355c042;hpb=39d918dff4a7a36f68e3ef9d810884fad6a1c08b;p=utils

diff --git a/support/src/org/wamblee/xml/DOMUtility.java b/support/src/org/wamblee/xml/DOMUtility.java
index 6a7a5af7..58170444 100644
--- a/support/src/org/wamblee/xml/DOMUtility.java
+++ b/support/src/org/wamblee/xml/DOMUtility.java
@@ -12,58 +12,63 @@ import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 
 /**
- * Utility class for performing various operations on DOM trees. 
+ * Utility class for performing various operations on DOM trees.
  */
 public final class DOMUtility {
-	
-	/**
-	 * Disabled constructor.
-	 *
-	 */
-	private DOMUtility() { 
-		// Empty
-	}
-	
-	/**
-	 * Removes duplicate attributes from a DOM tree. 
-	 * @param aNode Node to remove duplicate attributes from (recursively).
-	 *    Attributes of the node itself are not dealt with. Only the child
-	 *    nodes are dealt with. 
-	 */
-	public static void removeDuplicateAttributes(Node aNode) { 
-	    NodeList list = aNode.getChildNodes();
-	    for (int i = 0; i < list.getLength(); i++) {
-	    	Node node = list.item(i);
-	    	if ( node instanceof Element ) {
-                removeDuplicateAttributes((Element)node);
+
+    /**
+     * Disabled constructor.
+     * 
+     */
+    private DOMUtility() {
+        // Empty
+    }
+
+    /**
+     * Removes duplicate attributes from a DOM tree.
+     * 
+     * @param aNode
+     *            Node to remove duplicate attributes from (recursively).
+     *            Attributes of the node itself are not dealt with. Only the
+     *            child nodes are dealt with.
+     */
+    public static void removeDuplicateAttributes(Node aNode) {
+        NodeList list = aNode.getChildNodes();
+        for (int i = 0; i < list.getLength(); i++) {
+            Node node = list.item(i);
+            if (node instanceof Element) {
+                removeDuplicateAttributes((Element) node);
                 removeDuplicateAttributes(node);
-	    	}
-	    }
-	}
-	
-	/**
-	 * Removes duplicate attributes from an element. 
-	 * @param aElement Element. 
-	 */
-	private static void removeDuplicateAttributes(Element aElement) { 
-	    NamedNodeMap attributes = aElement.getAttributes();
-	    Map<String, Attr> uniqueAttributes = new TreeMap<String, Attr>();
-	    List<Attr> attlist = new ArrayList<Attr>();
-	    for (int i = 0; i < attributes.getLength(); i++) {
-	    	Attr attribute = (Attr)attributes.item(i);
-	    	if ( uniqueAttributes.containsKey(attribute.getNodeName())) {
-	    		System.out.println("Detected duplicate attribute '" + attribute.getNodeName() + "'");
-	    	}
-	    	uniqueAttributes.put(attribute.getNodeName(), attribute);
-	    	attlist.add(attribute);
-	    }
-	    // Remove all attributes from the element. 
-	    for (Attr att: attlist) { 
-	    	aElement.removeAttributeNode(att);
-	    }
-	    // Add the unique attributes back to the element. 
-	    for (Attr att: uniqueAttributes.values()) {
-	    	aElement.setAttributeNode(att);
-	    }
-	}
+            }
+        }
+    }
+
+    /**
+     * Removes duplicate attributes from an element.
+     * 
+     * @param aElement
+     *            Element.
+     */
+    private static void removeDuplicateAttributes(Element aElement) {
+        NamedNodeMap attributes = aElement.getAttributes();
+        Map<String, Attr> uniqueAttributes = new TreeMap<String, Attr>();
+        List<Attr> attlist = new ArrayList<Attr>();
+        for (int i = 0; i < attributes.getLength(); i++) {
+            Attr attribute = (Attr) attributes.item(i);
+            if (uniqueAttributes.containsKey(attribute.getNodeName())) {
+                System.out.println("Detected duplicate attribute '"
+                        + attribute.getNodeName() + "'");
+            }
+            uniqueAttributes.put(attribute.getNodeName(), attribute);
+            attlist.add(attribute);
+        }
+        // Remove all attributes from the element.
+        for (Attr att : attlist) {
+            aElement.removeAttributeNode(att);
+        }
+        // Add the unique attributes back to the element.
+        for (Attr att : uniqueAttributes.values()) {
+            aElement.setAttributeNode(att);
+        }
+    }
 }