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/*******************************************************************************
* ============LICENSE_START=======================================================
* org.onap.dmaap
* ================================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
*
*******************************************************************************/
package com.att.dmf.mr.service.impl;
import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.apache.kafka.common.errors.TopicExistsException;
import org.json.JSONArray;
import org.json.JSONObject;
import org.springframework.stereotype.Service;
import com.att.dmf.mr.beans.DMaaPContext;
import com.att.dmf.mr.beans.DMaaPKafkaMetaBroker;
import com.att.dmf.mr.metabroker.Topic;
import com.att.dmf.mr.service.UIService;
import com.att.dmf.mr.utils.DMaaPResponseBuilder;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import com.att.nsa.configs.ConfigDbException;
import com.att.nsa.security.db.NsaApiDb;
import com.att.nsa.security.db.simple.NsaSimpleApiKey;
/**
* @author muzainulhaque.qazi
*
*/
@Service
public class UIServiceImpl implements UIService {
private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(UIServiceImpl.class);
/**
* Returning template of hello page
* @param dmaapContext
* @throws IOException
*/
@Override
public void hello(DMaaPContext dmaapContext) throws IOException {
LOGGER.info("Returning template of hello page.");
DMaaPResponseBuilder.respondOkWithHtml(dmaapContext, "templates/hello.html");
}
/**
* Fetching list of all api keys and returning in a templated form for display.
* @param dmaapContext
* @throws ConfigDbException
* @throws IOException
*/
@Override
public void getApiKeysTable(DMaaPContext dmaapContext) throws ConfigDbException, IOException {
// TODO - We need to work on the templates and how data will be set in
// the template
LOGGER.info("Fetching list of all api keys and returning in a templated form for display.");
Map<String, NsaSimpleApiKey> keyMap = getApiKeyDb(dmaapContext).loadAllKeyRecords();
LinkedList<JSONObject> keyList = new LinkedList<JSONObject>();
JSONObject jsonList = new JSONObject();
for (Entry<String, NsaSimpleApiKey> e : keyMap.entrySet()) {
final NsaSimpleApiKey key = e.getValue();
final JSONObject jsonObject = new JSONObject();
jsonObject.put("key", key.getKey());
jsonObject.put("email", key.getContactEmail());
jsonObject.put("description", key.getDescription());
keyList.add(jsonObject);
}
jsonList.put("apiKeys", keyList);
LOGGER.info("Returning list of all the api keys in JSON format for the template.");
// "templates/apiKeyList.html"
DMaaPResponseBuilder.respondOk(dmaapContext, jsonList);
}
/**
* @param dmaapContext
* @param apiKey
* @throws Exception
*/
@Override
public void getApiKey(DMaaPContext dmaapContext, String apiKey) throws Exception {
// TODO - We need to work on the templates and how data will be set in
// the template
LOGGER.info("Fetching detials of apikey: " + apiKey);
final NsaSimpleApiKey key = getApiKeyDb(dmaapContext).loadApiKey(apiKey);
if (null != key) {
LOGGER.info("Details of apikey [" + apiKey + "] found. Returning response");
DMaaPResponseBuilder.respondOk(dmaapContext, key.asJsonObject());
} else {
LOGGER.info("Details of apikey [" + apiKey + "] not found. Returning response");
throw new Exception("Key [" + apiKey + "] not found.");
}
}
/**
* Fetching list of all the topics
* @param dmaapContext
* @throws ConfigDbException
* @throws IOException
*/
@Override
public void getTopicsTable(DMaaPContext dmaapContext) throws ConfigDbException, IOException {
// TODO - We need to work on the templates and how data will be set in
// the template
LOGGER.info("Fetching list of all the topics and returning in a templated form for display");
List<Topic> topicsList = getMetaBroker(dmaapContext).getAllTopics();
JSONObject jsonObject = new JSONObject();
JSONArray topicsArray = new JSONArray();
List<Topic> topicList = getMetaBroker(dmaapContext).getAllTopics();
for (Topic topic : topicList) {
JSONObject obj = new JSONObject();
obj.put("topicName", topic.getName());
obj.put("description", topic.getDescription());
obj.put("owner", topic.getOwner());
topicsArray.put(obj);
}
jsonObject.put("topics", topicsList);
LOGGER.info("Returning the list of topics in templated format for display.");
DMaaPResponseBuilder.respondOk(dmaapContext, jsonObject);
}
/**
* @param dmaapContext
* @param topicName
* @throws ConfigDbException
* @throws IOException
* @throws TopicExistsException
*/
@Override
public void getTopic(DMaaPContext dmaapContext, String topicName)
throws ConfigDbException, IOException, TopicExistsException {
// TODO - We need to work on the templates and how data will be set in
// the template
LOGGER.info("Fetching detials of apikey: " + topicName);
Topic topic = getMetaBroker(dmaapContext).getTopic(topicName);
if (null == topic) {
LOGGER.error("Topic [" + topicName + "] does not exist.");
throw new TopicExistsException("Topic [" + topicName + "] does not exist.");
}
JSONObject json = new JSONObject();
json.put("topicName", topic.getName());
json.put("description", topic.getDescription());
json.put("owner", topic.getOwner());
LOGGER.info("Returning details of topic [" + topicName + "]. Sending response.");
DMaaPResponseBuilder.respondOk(dmaapContext, json);
}
/**
*
* @param dmaapContext
* @return
*/
private NsaApiDb<NsaSimpleApiKey> getApiKeyDb(DMaaPContext dmaapContext) {
return dmaapContext.getConfigReader().getfApiKeyDb();
}
/**
*
* @param dmaapContext
* @return
*/
private DMaaPKafkaMetaBroker getMetaBroker(DMaaPContext dmaapContext) {
return (DMaaPKafkaMetaBroker) dmaapContext.getConfigReader().getfMetaBroker();
}
}
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