/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.kie.server.router.proxy.aggragate;
import static org.kie.server.router.utils.Helper.readProperties;
import java.util.Arrays;
import java.util.List;
import java.util.Properties;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
public class XstreamXMLResponseAggregator extends XMLResponseAggregator {
private static final String XSTREAM_TYPE = "xstream";
private static final Properties sortByMapping = readProperties(XstreamXMLResponseAggregator.class.getResourceAsStream("/sort-xstream.mapping"));
protected List<String> nodes = Arrays.asList(
"processes",
"adHocFragments",
"comments",
"definitions",
"caseInstances",
"milestones",
"roleAssignments",
"stages",
"migrationReportInstances",
"processNodes",
"taskNotifications",
"taskReassignments",
"timerInstances",
"queries",
"tasks",
"documentInstances",
"errorInfoInstances",
"nodeInstances",
"processInstances",
"requestInfoInstances",
"solver",
"taskAttachments",
"taskComments",
"taskEvents",
"tasks",
"tasks",
"variableInstances",
"workItems",
"result",
"list");
public XstreamXMLResponseAggregator() {
}
@Override
public boolean supports(Object... acceptTypes) {
return supports(XSTREAM_TYPE, acceptTypes);
}
@Override
protected void copyNodes(NodeList children, Document target, Node targetNode) {
for (int j = 0; j < children.getLength(); j++) {
Node existing = children.item(j);
if (existing.getNodeName().equals("list") && existing.hasChildNodes()) {
Node imported = target.importNode(existing, true);
targetNode.appendChild(imported);
} else if (!nodes.contains(existing.getNodeName()) && existing.hasChildNodes()) {
Node imported = target.importNode(existing, true);
targetNode.appendChild(imported);
}
}
}
@Override
protected List<String> knownNames() {
return nodes;
}
@Override
protected String getElementLevel(String rootNode) {
if ("list".equals(rootNode)) {
return "1";
}
return "2";
}
@Override
protected String getRootNode(String rootNode) {
return "//*[count(ancestor::*) = 1]";
}
@Override
protected String sortBy(String fieldName) {
return sortByMapping.getProperty(fieldName, fieldName);
}
}