|
|
|
|
@ -1,9 +1,6 @@
@@ -1,9 +1,6 @@
|
|
|
|
|
package de.timroes.axmlrpc; |
|
|
|
|
|
|
|
|
|
import de.timroes.axmlrpc.xmlcreator.XmlElement; |
|
|
|
|
import org.w3c.dom.Element; |
|
|
|
|
import org.w3c.dom.Node; |
|
|
|
|
import org.w3c.dom.NodeList; |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* This class provides some utility methods for the use with the Java DOM parser. |
|
|
|
|
@ -12,102 +9,6 @@ import org.w3c.dom.NodeList;
@@ -12,102 +9,6 @@ import org.w3c.dom.NodeList;
|
|
|
|
|
*/ |
|
|
|
|
public class XMLUtil { |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* Returns the only child element in a given NodeList. |
|
|
|
|
* Will throw an error if there is more then one child element or any other |
|
|
|
|
* child that is not an element or an empty text string (whitespace are normal). |
|
|
|
|
* |
|
|
|
|
* @param list A NodeList of children nodes. |
|
|
|
|
* @return The only child element in the given node list. |
|
|
|
|
* @throws XMLRPCException Will be thrown if there is more then one child element |
|
|
|
|
* except empty text nodes. |
|
|
|
|
*/ |
|
|
|
|
public static Element getOnlyChildElement(NodeList list) throws XMLRPCException { |
|
|
|
|
|
|
|
|
|
Element e = null; |
|
|
|
|
Node n; |
|
|
|
|
for(int i = 0; i < list.getLength(); i++) { |
|
|
|
|
n = list.item(i); |
|
|
|
|
// Strip only whitespace text elements and comments
|
|
|
|
|
if((n.getNodeType() == Node.TEXT_NODE |
|
|
|
|
&& n.getNodeValue().trim().length() <= 0) |
|
|
|
|
|| n.getNodeType() == Node.COMMENT_NODE) |
|
|
|
|
continue; |
|
|
|
|
|
|
|
|
|
// Check if there is anything else than an element node.
|
|
|
|
|
if(n.getNodeType() != Node.ELEMENT_NODE) { |
|
|
|
|
throw new XMLRPCException("Only element nodes allowed."); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
// If there was already an element, throw exception.
|
|
|
|
|
if(e != null) { |
|
|
|
|
throw new XMLRPCException("Element has more than one children."); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
e = (Element)n; |
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return e; |
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* Returns the text node from a given NodeList. If the list contains |
|
|
|
|
* more then just text nodes, an exception will be thrown. |
|
|
|
|
* |
|
|
|
|
* @param list The given list of nodes. |
|
|
|
|
* @return The text of the given node list. |
|
|
|
|
* @throws XMLRPCException Will be thrown if there is more than just one |
|
|
|
|
* text node within the list. |
|
|
|
|
*/ |
|
|
|
|
public static String getOnlyTextContent(NodeList list) throws XMLRPCException { |
|
|
|
|
|
|
|
|
|
StringBuilder builder = new StringBuilder(); |
|
|
|
|
Node n; |
|
|
|
|
|
|
|
|
|
for(int i = 0; i < list.getLength(); i++) { |
|
|
|
|
n = list.item(i); |
|
|
|
|
|
|
|
|
|
// Skip comments inside text tag.
|
|
|
|
|
if(n.getNodeType() == Node.COMMENT_NODE) { |
|
|
|
|
continue; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if(n.getNodeType() != Node.TEXT_NODE) { |
|
|
|
|
throw new XMLRPCException("Element must contain only text elements."); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
builder.append(n.getNodeValue()); |
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return builder.toString(); |
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* Checks if the given {@link NodeList} contains a child element. |
|
|
|
|
* |
|
|
|
|
* @param list The {@link NodeList} to check. |
|
|
|
|
* @return Whether the {@link NodeList} contains children. |
|
|
|
|
*/ |
|
|
|
|
public static boolean hasChildElement(NodeList list) { |
|
|
|
|
|
|
|
|
|
Node n; |
|
|
|
|
|
|
|
|
|
for(int i = 0; i < list.getLength(); i++) { |
|
|
|
|
n = list.item(i); |
|
|
|
|
|
|
|
|
|
if(n.getNodeType() == Node.ELEMENT_NODE) { |
|
|
|
|
return true; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
return false; |
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
/** |
|
|
|
|
* Creates an xml tag with a given type and content. |
|
|
|
|
* |
|
|
|
|
|
Felipe Barriga Richards
8 years ago