Author: etnu
Date: Thu Nov 20 19:19:40 2008
New Revision: 719459

URL: http://svn.apache.org/viewvc?rev=719459&view=rev
Log:
Moved DomUtil into common for reuse and added tests. Also added a new utility 
method for getting the last named element as well as the first.


Added:
    
incubator/shindig/trunk/java/common/src/main/java/org/apache/shindig/common/xml/DomUtil.java
      - copied, changed from r719366, 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/DomUtil.java
    
incubator/shindig/trunk/java/common/src/test/java/org/apache/shindig/common/xml/DomUtilTest.java
Removed:
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/DomUtil.java
Modified:
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/GadgetHtmlParser.java
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoHtmlParser.java
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoSimplifiedHtmlParser.java
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/render/RenderingContentRewriter.java
    
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/rewrite/HTMLContentRewriter.java

Copied: 
incubator/shindig/trunk/java/common/src/main/java/org/apache/shindig/common/xml/DomUtil.java
 (from r719366, 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/DomUtil.java)
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/common/src/main/java/org/apache/shindig/common/xml/DomUtil.java?p2=incubator/shindig/trunk/java/common/src/main/java/org/apache/shindig/common/xml/DomUtil.java&p1=incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/DomUtil.java&r1=719366&r2=719459&rev=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/DomUtil.java
 (original)
+++ 
incubator/shindig/trunk/java/common/src/main/java/org/apache/shindig/common/xml/DomUtil.java
 Thu Nov 20 19:19:40 2008
@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-package org.apache.shindig.gadgets.parse;
+package org.apache.shindig.common.xml;
 
 import com.google.common.collect.Lists;
 
@@ -34,6 +34,9 @@
  * Utility functions for navigating DOM
  */
 public class DomUtil {
+
+  private DomUtil() {}
+
   /**
    * @return first child node matching the specified name
    */
@@ -48,6 +51,20 @@
     return null;
   }
 
+  /**
+   * @return last child node matching the specified name.
+   */
+  public static Node getLastNamedChildNode(Node root, String nodeName) {
+    Node current = root.getLastChild();
+    while (current != null) {
+      if (current.getNodeName().equalsIgnoreCase(nodeName)) {
+        return current;
+      }
+      current = current.getPreviousSibling();
+    }
+    return null;
+  }
+
   public static List<Element> getElementsByTagNameCaseInsensitive(Document doc,
       final Set<String> lowerCaseNames) {
     final List<Element> result = Lists.newArrayList();

Added: 
incubator/shindig/trunk/java/common/src/test/java/org/apache/shindig/common/xml/DomUtilTest.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/common/src/test/java/org/apache/shindig/common/xml/DomUtilTest.java?rev=719459&view=auto
==============================================================================
--- 
incubator/shindig/trunk/java/common/src/test/java/org/apache/shindig/common/xml/DomUtilTest.java
 (added)
+++ 
incubator/shindig/trunk/java/common/src/test/java/org/apache/shindig/common/xml/DomUtilTest.java
 Thu Nov 20 19:19:40 2008
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.shindig.common.xml;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import org.apache.shindig.common.xml.DomUtil;
+import org.apache.shindig.common.xml.XmlException;
+import org.apache.shindig.common.xml.XmlUtil;
+
+import com.google.common.collect.ImmutableSet;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import java.util.List;
+
+public class DomUtilTest {
+  private static final String XML =
+      "<root>" +
+      "  <other>whatever</other>" +
+      "  <element>zero</element>" +
+      "  <ElEmEnT>one</ElEmEnT>" +
+      "  <element>two</element>" +
+      "  <other>not real</other>" +
+      "</root>";
+
+  private static Element root;
+
+  @BeforeClass
+  public static void createRoot() throws XmlException {
+    root = XmlUtil.parse(XML);
+  }
+
+  @Test
+  public void getFirstNamedChildNode() {
+    assertEquals("zero", DomUtil.getFirstNamedChildNode(root, 
"element").getTextContent());
+    assertEquals("whatever", DomUtil.getFirstNamedChildNode(root, 
"other").getTextContent());
+    assertNull("Did not return null for missing element.",
+        DomUtil.getFirstNamedChildNode(root, "fake"));
+  }
+
+  @Test
+  public void getLastNamedChildNode() {
+    assertEquals("two", DomUtil.getLastNamedChildNode(root, 
"element").getTextContent());
+    assertEquals("not real", DomUtil.getLastNamedChildNode(root, 
"other").getTextContent());
+    assertNull("Did not return null for missing element.",
+        DomUtil.getLastNamedChildNode(root, "fake"));
+  }
+
+  @Test
+  public void getElementsByTagNameCaseInsensitive() {
+    Document doc = root.getOwnerDocument();
+    List<Element> elements
+        = DomUtil.getElementsByTagNameCaseInsensitive(doc, 
ImmutableSet.of("element"));
+    assertEquals("zero", elements.get(0).getTextContent());
+    assertEquals("one", elements.get(1).getTextContent());
+    assertEquals("two", elements.get(2).getTextContent());
+  }
+}

Modified: 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/GadgetHtmlParser.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/GadgetHtmlParser.java?rev=719459&r1=719458&r2=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/GadgetHtmlParser.java
 (original)
+++ 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/GadgetHtmlParser.java
 Thu Nov 20 19:19:40 2008
@@ -20,6 +20,7 @@
 import org.apache.shindig.common.cache.Cache;
 import org.apache.shindig.common.cache.CacheProvider;
 import org.apache.shindig.common.util.HashUtil;
+import org.apache.shindig.common.xml.DomUtil;
 import org.apache.shindig.gadgets.GadgetException;
 import org.apache.shindig.gadgets.parse.nekohtml.NekoSimplifiedHtmlParser;
 

Modified: 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoHtmlParser.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoHtmlParser.java?rev=719459&r1=719458&r2=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoHtmlParser.java
 (original)
+++ 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoHtmlParser.java
 Thu Nov 20 19:19:40 2008
@@ -17,6 +17,7 @@
  */
 package org.apache.shindig.gadgets.parse.nekohtml;
 
+import org.apache.shindig.common.xml.DomUtil;
 import org.apache.shindig.gadgets.GadgetException;
 import org.apache.shindig.gadgets.parse.GadgetHtmlParser;
 import org.apache.shindig.gadgets.parse.HtmlSerializer;

Modified: 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoSimplifiedHtmlParser.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoSimplifiedHtmlParser.java?rev=719459&r1=719458&r2=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoSimplifiedHtmlParser.java
 (original)
+++ 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/parse/nekohtml/NekoSimplifiedHtmlParser.java
 Thu Nov 20 19:19:40 2008
@@ -326,6 +326,7 @@
       outputFormat.setPreserveEmptyAttributes(false);
     }
 
+    @Override
     public String serializeImpl(Document doc) {
       StringWriter sw = createWriter(doc);
       HTMLSerializer serializer = new HTMLSerializer(sw, outputFormat) {
@@ -336,7 +337,7 @@
           this._printer.printText(s);
         }
       };
-      
+
       try {
         serializer.serialize(doc);
         return sw.toString();

Modified: 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/render/RenderingContentRewriter.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/render/RenderingContentRewriter.java?rev=719459&r1=719458&r2=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/render/RenderingContentRewriter.java
 (original)
+++ 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/render/RenderingContentRewriter.java
 Thu Nov 20 19:19:40 2008
@@ -21,6 +21,7 @@
 import org.apache.shindig.auth.SecurityToken;
 import org.apache.shindig.common.ContainerConfig;
 import org.apache.shindig.common.uri.Uri;
+import org.apache.shindig.common.xml.DomUtil;
 import org.apache.shindig.gadgets.Gadget;
 import org.apache.shindig.gadgets.GadgetContext;
 import org.apache.shindig.gadgets.GadgetException;
@@ -33,7 +34,6 @@
 import org.apache.shindig.gadgets.UrlGenerator;
 import org.apache.shindig.gadgets.http.HttpRequest;
 import org.apache.shindig.gadgets.http.HttpResponse;
-import org.apache.shindig.gadgets.parse.DomUtil;
 import org.apache.shindig.gadgets.preload.PreloadException;
 import org.apache.shindig.gadgets.preload.Preloads;
 import org.apache.shindig.gadgets.rewrite.ContentRewriter;

Modified: 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/rewrite/HTMLContentRewriter.java
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/rewrite/HTMLContentRewriter.java?rev=719459&r1=719458&r2=719459&view=diff
==============================================================================
--- 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/rewrite/HTMLContentRewriter.java
 (original)
+++ 
incubator/shindig/trunk/java/gadgets/src/main/java/org/apache/shindig/gadgets/rewrite/HTMLContentRewriter.java
 Thu Nov 20 19:19:40 2008
@@ -19,10 +19,10 @@
 
 import org.apache.shindig.common.uri.Uri;
 import org.apache.shindig.common.util.Utf8UrlCoder;
+import org.apache.shindig.common.xml.DomUtil;
 import org.apache.shindig.gadgets.Gadget;
 import org.apache.shindig.gadgets.http.HttpRequest;
 import org.apache.shindig.gadgets.http.HttpResponse;
-import org.apache.shindig.gadgets.parse.DomUtil;
 import org.apache.shindig.gadgets.servlet.ProxyBase;
 import org.apache.shindig.gadgets.spec.View;
 


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