/**
* Copyright OPS4J
*
* Licensed 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.
*
* @author nmw
* @version $Id: $Id
*/
package org.ops4j.pax.wicket.spi.support;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
public final class InjectionParserUtil {
private InjectionParserUtil() {
}
/**
* <p>retrieveInitParam.</p>
*
* @param element a {@link org.w3c.dom.Element} object.
* @return a {@link java.util.Map} object.
*/
public static Map<String, String> retrieveInitParam(Element element) {
Map<String, String> contextParams = new HashMap<String, String>();
NodeList elementsByTagName = element.getElementsByTagNameNS("*", "init-param");
for (int i = 0; i < elementsByTagName.getLength(); i++) {
Element subElement = (Element) elementsByTagName.item(i);
contextParams.put(retrieveNodeValude(subElement, "param-name"),
retrieveNodeValude(subElement, "param-value"));
}
return contextParams;
}
/**
* <p>retrieveContextParam.</p>
*
* @param element a {@link org.w3c.dom.Element} object.
* @return a {@link java.util.Map} object.
*/
public static Map<String, String> retrieveContextParam(Element element) {
Map<String, String> contextParams = new HashMap<String, String>();
NodeList elementsByTagName = element.getElementsByTagNameNS("*", "context-param");
for (int i = 0; i < elementsByTagName.getLength(); i++) {
Element subElement = (Element) elementsByTagName.item(i);
contextParams.put(retrieveNodeValude(subElement, "param-name"),
retrieveNodeValude(subElement, "param-value"));
}
return contextParams;
}
private static String retrieveNodeValude(Element element, String name) {
NodeList elementsByTagName = element.getElementsByTagNameNS("*", name);
return elementsByTagName.item(0).getChildNodes().item(0).getNodeValue();
}
/**
* <p>retrieveOverwriteElements.</p>
*
* @param element a {@link org.w3c.dom.Element} object.
* @return a {@link java.util.Map} object.
*/
public static Map<String, String> retrieveOverwriteElements(Element element) {
Map<String, String> overwrites = new HashMap<String, String>();
NodeList elementsByTagName = element.getElementsByTagNameNS("*", "overwrite");
for (int i = 0; i < elementsByTagName.getLength(); i++) {
Element overwrite = (Element) elementsByTagName.item(i);
String originalBeanId = overwrite.getAttribute("originalBeanId");
String newBeanId = overwrite.getAttribute("newBeanId");
overwrites.put(originalBeanId, newBeanId);
}
return overwrites;
}
/**
* <p>retrieveDestinationElements.</p>
*
* @param element a {@link org.w3c.dom.Element} object.
* @return a {@link java.util.List} object.
*/
public static List<String> retrieveDestinationElements(Element element) {
List<String> destinations = new ArrayList<String>();
NodeList elementsByTagName = element.getElementsByTagNameNS("*", "destination");
for (int i = 0; i < elementsByTagName.getLength(); i++) {
destinations.add(elementsByTagName.item(i).getChildNodes().item(0).getNodeValue());
}
return destinations;
}
}