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/*
* Copyright 2016 Huawei Technologies Co., Ltd.
*
* 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.openo.gso.gui.servicegateway.util.register;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import org.apache.commons.lang.StringUtils;
import org.openo.baseservice.remoteservice.exception.ServiceException;
import org.openo.baseservice.roa.util.restclient.RestfulFactory;
import org.openo.baseservice.roa.util.restclient.RestfulParametes;
import org.openo.baseservice.roa.util.restclient.RestfulResponse;
import org.openo.gso.commsvc.common.constant.Constant;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Register Tool <br/>
*
* @author
* @since GSO 0.5, 2016-8-9
*/
public class RegisterUtil {
/**
* Logger
*/
private static final Logger LOGGER = LoggerFactory.getLogger(RegisterUtil.class);
private RegisterUtil() {
}
/**
* register the service to M-Bus by the parameter<br/>
*
* @author
* @param jsonInfo
* register body Data
* @since GSO 0.5, 2016-8-9
*/
public static void registerService(final String jsonInfo) {
// check the parameter
if (StringUtils.isEmpty(jsonInfo)) {
LOGGER.error("RegisterUtil registerService jsonInfo is null");
return;
}
// replace the remote IP Address by the jsonInfo
String bodyData = jsonInfo;
boolean isIPExist = bodyData.indexOf(Constant.SERVICE_KEY_IP) > Constant.ZERO;
try {
// get the local IP address
String localIP = InetAddress.getLocalHost().getHostAddress();
// if the jsonInfo have the getInputIP string,start to replace the
// local IP
if (isIPExist) {
if (!StringUtils.isEmpty(localIP)) {
bodyData = bodyData.replace(Constant.SERVICE_KEY_IP, localIP);
} else {
LOGGER.error("RegisterUtil registerService localIP is null");
return;
}
}
} catch (UnknownHostException e) {
LOGGER.error("RegisterUtil registerService getHostAddress fail:", e);
if (isIPExist) {
// if get local IP failed In the isIPExist is true ,operation is
// stopped.
return;
}
}
// register the service to M-bus by the restful Interface
try {
RestfulResponse restfulRsp = RestfulFactory.getRestInstance("http").post(Constant.M_BUS_REGISTER_URL,
getRestfulParameters(bodyData));
if (null != restfulRsp) {
// Record the result of registration
// (201:success;415:Invalid Parameter;500:Internal Server Error)
LOGGER.info("RegisterUtil registerService register result:", restfulRsp.getStatus());
}
} catch (ServiceException e) {
LOGGER.error("RegisterUtil registerService post fail:", e);
}
}
/**
* get the parameters for restful<br/>
*
* @author
* @param bodyData
* Json Body
* @return the RestfulParametes Instance
* @since GSO 0.5, 2016-8-9
*/
private static RestfulParametes getRestfulParameters(final String bodyData) {
RestfulParametes param = new RestfulParametes();
param.putHttpContextHeader(Constant.HEAD_ERMAP_TYPE, Constant.HEAD_ERMAP_VALUE);
param.setRawData(bodyData);
return param;
}
/**
* read the service file<br/>
*
* @param path
* the service File Path
* @return jsonString
* @since GSO 0.5, 2016-8-9
*/
public static String readFile(String path) {
// check parameter
if (StringUtils.isEmpty(path)) {
return null;
}
File file = new File(path);
BufferedReader reader = null;
String laststr = "";
try {
reader = new BufferedReader(new FileReader(file));
String tempString = null;
// Read one line at a time until the end of the null file.
while ((tempString = reader.readLine()) != null) {
// add the line
laststr = laststr + tempString;
}
reader.close();
} catch (IOException e) {
LOGGER.error("GSO ReadFile fail.", e);
} finally {
if (reader != null) {
try {
reader.close();
} catch (IOException e1) {
LOGGER.error("GSO ReadFile reader close fail.", e1);
}
}
}
return laststr;
}
}
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