/**
* 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.geronimo.deployment.plugin;
import javax.enterprise.deploy.model.DDBean;
import javax.enterprise.deploy.model.XpathEvent;
import javax.enterprise.deploy.spi.DConfigBean;
import javax.enterprise.deploy.spi.exceptions.BeanNotFoundException;
import javax.enterprise.deploy.spi.exceptions.ConfigurationException;
import org.apache.xmlbeans.XmlObject;
/**
*
*
* @version $Rev: 697438 $ $Date: 2008-09-21 08:45:30 +0800 (Sun, 21 Sep 2008) $
*/
public abstract class DConfigBeanSupport extends XmlBeanSupport implements DConfigBean {
private DDBean ddBean;
public DConfigBeanSupport(DDBean ddBean, XmlObject xmlObject) {
super(xmlObject);
this.ddBean = ddBean;
}
protected void setParent(DDBean ddBean, XmlObject xmlObject) {
this.ddBean = ddBean;
setXmlObject(xmlObject);
}
public DDBean getDDBean() {
return ddBean;
}
public DConfigBean getDConfigBean(DDBean bean) throws ConfigurationException {
throw new ConfigurationException("No DConfigBean matching DDBean "+bean);
}
public String[] getXpaths() {
return null;
}
public void removeDConfigBean(DConfigBean bean) throws BeanNotFoundException {
throw new BeanNotFoundException("No children");
}
public void notifyDDChange(XpathEvent event) {
}
protected String[] getXPathsWithPrefix(String prefix, String[][] xpathSegments) {
String[] result = new String[xpathSegments.length];
for (int i = 0; i < xpathSegments.length; i++) {
String[] xpathSegmentArray = xpathSegments[i];
StringBuffer xpath = new StringBuffer();
for (int j = 0; j < xpathSegmentArray.length; j++) {
String segment = xpathSegmentArray[j];
if (prefix != null) {
xpath.append(prefix).append(":");
}
xpath.append(segment);
if (j < xpathSegmentArray.length -1) {
xpath.append("/");
}
}
result[i] = xpath.toString();
}
return result;
}
protected String[] getXPathsFromNamespace(String uri, String[][] xpathSegments) {
String[] attributeNames = ddBean.getRoot().getAttributeNames();
for (int i = 0; i < attributeNames.length; i++) {
String attributeName = attributeNames[i];
if (attributeName.startsWith("xmlns")) {
if (ddBean.getRoot().getAttributeValue(attributeName).equals(uri)) {
if (attributeName.equals("xmlns")) {
return getXPathsWithPrefix(null , xpathSegments);
}
return getXPathsWithPrefix(attributeName.substring(6), xpathSegments);
}
}
}
//we can't determine the namespace from looking at attributes, since the namespace is not an attribute.
//try assuming that the ddbeans strip namespaces from their xpath handing.
return getXPathsWithPrefix(null , xpathSegments);
}
/**
* Each entry in the first array is an XPath.
* Each entry in the enclosed array is a component of that XPath (slashes omitted).
* so {{"foo","bar"},{"baz","foo"}} would represent "foo/bar" and "baz/foo"
*/
protected String[] getXPathsForJ2ee_1_4(String[][] xpathSegments) {
return getXPathsFromNamespace("http://java.sun.com/xml/ns/j2ee", xpathSegments);
}
}