/**
* Write a DOM-Tree to a target file.
*
* @param target File to write to.
* @param dom dom to write to file.
* @throws IOException in case of unexpected writer exceptions.
*/
private void writeDomToTarget(final File target, final Xpp3Dom dom) throws IOException {
if (getLog().isDebugEnabled())
getLog().debug("writing: " + dom.getName() + " to: " + target.getAbsoluteFile());
final XmlStreamWriter writer = WriterFactory.newXmlWriter(target);
final PrettyPrintXMLWriter pretty = new PrettyPrintXMLWriter(writer);
Xpp3DomWriter.write(pretty, dom);
writer.close();
if (getLog().isDebugEnabled())
getLog().debug(dom.getName() + " written to: " + target.getAbsoluteFile());
}
/**
* Returns information about child config entries.
*
* @param node Current config node.
* @param store The database.
* @return Child config information.
*/
private ValueDescriptor<?> getConfigChildNodes(Xpp3Dom node, Store store) {
Xpp3Dom[] children = node.getChildren();
if (children.length == 0) {
PropertyDescriptor propertyDescriptor = store.create(PropertyDescriptor.class);
propertyDescriptor.setName(node.getName());
propertyDescriptor.setValue(node.getValue());
return propertyDescriptor;
}
ArrayValueDescriptor childDescriptor = store.create(ArrayValueDescriptor.class);
childDescriptor.setName(node.getName());
for (Xpp3Dom child : children) {
childDescriptor.getValue().add(getConfigChildNodes(child, store));
}
return childDescriptor;
}
public static void setCollectionValues(
Xpp3Dom parent, String nodeName, String childName, Collection<String> values) {
Xpp3Dom node = parent.getChild(nodeName);
if (node != null) {
for (int i = 0; i < parent.getChildCount(); i++) {
Xpp3Dom existing = parent.getChild(i);
if (StringUtils.equals(nodeName, existing.getName())) {
parent.removeChild(i);
break;
}
}
node = null;
}
node = new Xpp3Dom(nodeName);
parent.addChild(node);
for (String childVal : values) {
Xpp3Dom childNode = new Xpp3Dom(childName);
node.addChild(childNode);
childNode.setValue(childVal);
}
}
private void addChildren(final Xpp3Dom xpp3Dom, final ConfigurationElementBuilder builder) {
builder.setText(xpp3Dom.getValue());
for (String attributeName : xpp3Dom.getAttributeNames()) {
String attributeValue = xpp3Dom.getAttribute(attributeName);
if (attributeValue != null) builder.addAttribute(attributeName, attributeValue);
}
for (Xpp3Dom child : xpp3Dom.getChildren()) {
ConfigurationElementBuilder elementBuilder = builder.addChild(child.getName());
addChildren(child, elementBuilder);
}
}
public ConfigurationImpl(final Xpp3Dom configXml) {
this.configuration = configXml;
if (configuration != null) {
for (Xpp3Dom xpp3Dom : configuration.getChildren()) {
ConfigurationElementBuilder builder =
ConfigurationElementBuilder.create()
.setName(xpp3Dom.getName())
.setText(xpp3Dom.getValue());
addChildren(xpp3Dom, builder);
configurationElements.add(builder);
}
}
}
