Extended serializing with the ability to omit the xml declaration

git-svn-id: https://joinup.ec.europa.eu/svn/moa-idspss/trunk@852 d688527b-c9ab-4aba-bd8d-4036d912da1d

1 files changed, 39 insertions, 1 deletions

diff --git a/common/src/at/gv/egovernment/moa/util/DOMUtils.java b/common/src/at/gv/egovernment/moa/util/DOMUtils.java
index f94c8f6ff..d2e5e2195 100644
--- a/common/src/at/gv/egovernment/moa/util/DOMUtils.java
+++ b/common/src/at/gv/egovernment/moa/util/DOMUtils.java
@@ -443,7 +443,26 @@ public class DOMUtils {
    */
   public static String serializeNode(Node node)
     throws TransformerException, IOException {
-    return new String(serializeNode(node, "UTF-8"), "UTF-8");
+    return new String(serializeNode(node, "UTF-8", false), "UTF-8");
+  }
+
+
+  /**
+   * Serialize the given DOM node.
+   * 
+   * The node will be serialized using the UTF-8 encoding.
+   * 
+   * @param node The node to serialize.
+   * @param omitXmlDeclaration The boolean value for omitting the XML Declaration.
+   * @return String The <code>String</code> representation of the given DOM
+   * node.
+   * @throws TransformerException An error occurred transforming the
+   * node to a <code>String</code>.
+   * @throws IOException An IO error occurred writing the node to a byte array.
+   */
+  public static String serializeNode(Node node, boolean omitXmlDeclaration)
+    throws TransformerException, IOException {
+    return new String(serializeNode(node, "UTF-8", omitXmlDeclaration), "UTF-8");
   }
 
   /**
@@ -458,6 +477,23 @@ public class DOMUtils {
    * @throws IOException An IO error occurred writing the node to a byte array.
    */
   public static byte[] serializeNode(Node node, String xmlEncoding)
+  throws TransformerException, IOException {
+    return serializeNode(node, xmlEncoding, false);
+  }
+  
+  /**
+   * Serialize the given DOM node to a byte array.
+   * 
+   * @param node The node to serialize.
+   * @param xmlEncoding The XML encoding to use.
+   * @param omitXmlDeclaration The boolean value for omitting the XML Declaration.
+   * @return The serialized node, as a byte array. Using a compatible encoding
+   * this can easily be converted into a <code>String</code>.
+   * @throws TransformerException An error occurred transforming the node to a 
+   * byte array.
+   * @throws IOException An IO error occurred writing the node to a byte array.
+   */
+  public static byte[] serializeNode(Node node, String xmlEncoding, boolean omitDeclaration)
     throws TransformerException, IOException {
 
     TransformerFactory transformerFactory = TransformerFactory.newInstance();
@@ -466,6 +502,8 @@ public class DOMUtils {
 
     transformer.setOutputProperty(OutputKeys.METHOD, "xml");
     transformer.setOutputProperty(OutputKeys.ENCODING, xmlEncoding);
+    String omit = omitDeclaration ? "yes" : "no";
+    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, omit);
     transformer.transform(new DOMSource(node), new StreamResult(bos));
 
     bos.flush();