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/*******************************************************************************
* Copyright 2016-2017 ZTE, Inc. and others.
*
* 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.
******************************************************************************/
package org.onap.msb.apiroute.wrapper.dao.route;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.onap.msb.apiroute.wrapper.dao.RedisAccessWrapper;
import org.onap.msb.apiroute.wrapper.dao.route.bean.RouteInfo;
import org.onap.msb.apiroute.wrapper.util.Jackson;
import com.fasterxml.jackson.core.JsonProcessingException;
public class RouteDAOImpl implements IRouteDAO {
public void saveRoute(String key, RouteInfo routeInfo) throws Exception {
String routeInfoStr = null;
// change orginal url from “/” to empty string accord to the rewrite rule while forwarding
if ("/".equals(routeInfo.getSpec().getUrl())) {
routeInfo.getSpec().setUrl("");
}
try {
routeInfoStr = Jackson.MAPPER.writeValueAsString(routeInfo);
} catch (JsonProcessingException e) {
throw new Exception("error occurred while parsing RouteInfo to json data", e);
}
RedisAccessWrapper.save(key, routeInfoStr);
}
public RouteInfo queryRoute(String key) throws Exception {
RouteInfo routeInfo = null;
String routeInfoStr = RedisAccessWrapper.query(key);
if (null == routeInfoStr || "".equals(routeInfoStr))
return null;
try {
routeInfo = Jackson.MAPPER.readValue(routeInfoStr, RouteInfo.class);
} catch (IOException e) {
throw new Exception("error occurred while parsing the redis json data to RouteInfo", e);
}
return routeInfo;
}
public List<RouteInfo> queryMultiRoute(String keyPattern) throws Exception {
List<String> routeInfoStrList = RedisAccessWrapper.queryMultiKeys(keyPattern);
List<RouteInfo> routeInfoList = new ArrayList<>();
for (String routeInfoStr : routeInfoStrList) {
RouteInfo routeInfo = null;
try {
routeInfo = Jackson.MAPPER.readValue(routeInfoStr, RouteInfo.class);
routeInfoList.add(routeInfo);
} catch (IOException e) {
throw new Exception("error occurred while parsing the redis json data to RouteInfo", e);
}
}
return routeInfoList;
}
public long deleteRoute(String key) throws Exception {
return RedisAccessWrapper.delete(key);
}
public long deleteMultiRoute(String keyPattern) throws Exception {
return RedisAccessWrapper.deleteMultiKeys(keyPattern);
}
}
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