/*
* 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.repository;
import java.io.Reader;
import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONTokener;
import org.kie.server.router.Configuration;
import org.kie.server.router.ContainerInfo;
public class ConfigurationMarshaller {
public String marshall(Configuration configuration) throws Exception {
Map<String, Set<String>> perContainer = configuration.getHostsPerContainer();
Map<String, Set<String>> perServer = configuration.getHostsPerServer();
Map<String, Set<ContainerInfo>> containerInfo = configuration.getContainerInfosPerContainer();
JSONArray servers = new JSONArray();
JSONArray containers = new JSONArray();
JSONArray infos = new JSONArray();
JSONObject config = new JSONObject();
for (Entry<String, Set<String>> entry : perContainer.entrySet()) {
JSONArray array = new JSONArray();
entry.getValue().forEach(url -> array.put(url));
JSONObject container = new JSONObject();
container.put(entry.getKey(), array);
containers.put(container);
}
for (Entry<String, Set<String>> entry : perServer.entrySet()) {
JSONArray array = new JSONArray();
entry.getValue().forEach(url -> array.put(url));
JSONObject server = new JSONObject();
server.put(entry.getKey(), array);
servers.put(server);
}
Set<String> processed = new HashSet<>();
for (Entry<String, Set<ContainerInfo>> entry : containerInfo.entrySet()) {
if (processed.contains(entry.getKey())) {
continue;
}
entry.getValue().forEach(ci -> {
JSONObject jsonCI = new JSONObject();
processed.add(ci.getAlias());
processed.add(ci.getContainerId());
try {
jsonCI.put("alias", ci.getAlias());
jsonCI.put("containerId", ci.getContainerId());
jsonCI.put("releaseId", ci.getReleaseId());
infos.put(jsonCI);
} catch (JSONException e) {
e.printStackTrace();
}
});
}
config.put("containers", containers);
config.put("servers", servers);
config.put("containerInfo", infos);
return config.toString(2);
}
public Configuration unmarshall(Reader reader) throws Exception {
Configuration configuration = new Configuration();
JSONTokener tokener = new JSONTokener(reader);
JSONObject config = new JSONObject(tokener);
JSONArray containers = config.getJSONArray("containers");
for (int i = 0; i < containers.length(); i++) {
JSONObject container = (JSONObject)containers.get(i);
String[] names = JSONObject.getNames(container);
for (String name : names) {
JSONArray urls = (JSONArray) container.get(name);
for (int j = 0; j < urls.length(); j++) {
String url = urls.get(j).toString();
configuration.addContainerHost(name, url);
}
}
}
JSONArray servers = config.getJSONArray("servers");
for (int i = 0; i < servers.length(); i++) {
JSONObject server = (JSONObject)servers.get(i);
String[] names = JSONObject.getNames(server);
for (String name : names) {
JSONArray urls = (JSONArray) server.get(name);
for (int j = 0; j < urls.length(); j++) {
String url = urls.get(j).toString();
configuration.addServerHost(name, url);
}
}
}
JSONArray containerInfo = config.getJSONArray("containerInfo");
for (int i = 0; i < containerInfo.length(); i++) {
JSONObject info = (JSONObject)containerInfo.get(i);
ContainerInfo actualInfo = new ContainerInfo(info.getString("containerId"), info.getString("alias"), info.getString("releaseId"));
configuration.addContainerInfo(actualInfo);
}
return configuration;
}
}