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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.util;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpMessage;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HttpClientUtil {
private static final Logger logger = LoggerFactory.getLogger(HttpClientUtil.class);
private static int connectionTimeOut = 2 * 1000;
public static HttpPost createHttpPost(String url, Object bean) throws Exception {
HttpPost httpPost = new HttpPost(url);
setCommonHeader(httpPost);
setStringEntity(httpPost, bean);
return httpPost;
}
public static HttpGet createHttpGet(String url) {
HttpGet httpGet = new HttpGet(url);
setCommonHeader(httpGet);
return httpGet;
}
public static HttpPut createHttpPut(String url, Object bean) throws Exception {
HttpPut httpPut = new HttpPut(url);
setCommonHeader(httpPut);
setStringEntity(httpPut, bean);
return httpPut;
}
public static HttpPut createHttpPut(String url) throws Exception {
HttpPut httpPut = new HttpPut(url);
setCommonHeader(httpPut);
return httpPut;
}
private static void setCommonHeader(HttpMessage httpMessage) {
httpMessage.addHeader("Content-type", "application/json; charset=utf-8");
httpMessage.setHeader("Accept", "application/json");
}
private static void setStringEntity(HttpEntityEnclosingRequestBase httpMessage, Object bean) throws Exception {
String entity = JacksonJsonUtil.beanToJson(bean);
httpMessage.setEntity(new StringEntity(entity, Charset.forName("UTF-8")));
}
public static void closeHttpClient(CloseableHttpClient httpClient, CloseableHttpResponse response) {
closeHttpClient(httpClient);
closeHttpResponse(response);
}
private static void closeHttpClient(CloseableHttpClient httpClient) {
if (httpClient != null) {
try {
httpClient.close();
} catch (IOException e) {
logger.error(httpClient + ":close httpClient faild");
}
}
}
private static void closeHttpResponse(CloseableHttpResponse response) {
if (response != null) {
try {
response.close();
} catch (IOException e) {
logger.error(response + ":close response faild");
}
}
}
public static CloseableHttpResponse httpGetWithResponse(String url) throws Exception {
CloseableHttpClient httpClient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);
httpGet.addHeader("Content-type", "application/json; charset=utf-8");
httpGet.setHeader("Accept", "application/json");
try {
return httpClient.execute(httpGet);
} finally {
try {
httpClient.close();
} catch (IOException e) {
logger.error(url + ":close httpClient faild");
}
}
}
public static void delete(String url, String parameter) throws Exception {
String result = null;
String baseUrl;
if (parameter != null) {
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("serviceName", parameter));
baseUrl = url + "?" + URLEncodedUtils.format(params, "UTF-8");
} else {
baseUrl = url;
}
CloseableHttpClient httpClient = HttpClients.createDefault();;
try {
HttpDelete httpDelete = new HttpDelete(baseUrl);
CloseableHttpResponse res = httpClient.execute(httpDelete);
if (res.getStatusLine().getStatusCode() != 200) {
throw new Exception("delete fail");
}
res.close();
} catch (IOException e) {
String errorMsg = baseUrl + ":delete connect faild";
} finally {
try {
httpClient.close();
} catch (IOException e) {
String errorMsg = baseUrl + ":close httpClient faild";
}
}
}
public static String httpGet(String url) {
String result = null;
CloseableHttpClient httpClient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);
httpGet.addHeader("Content-type", "application/json; charset=utf-8");
httpGet.setHeader("Accept", "application/json");
try {
CloseableHttpResponse res = httpClient.execute(httpGet);
result = EntityUtils.toString(res.getEntity());
if (res.getStatusLine().getStatusCode() != CommonUtil.SC_OK) {
logger.error(result);
}
res.close();
} catch (ClientProtocolException e) {
logger.error(url + ":httpGetWithJSON connect faild");
} catch (IOException e) {
logger.error(url + ":httpGetWithJSON connect faild");
} finally {
try {
httpClient.close();
} catch (IOException e) {
logger.error(url + ":close httpClient faild");
}
}
return result;
}
public static HttpGetResult httpGetStatusAndBody(String url) {
HttpGetResult result = new HttpGetResult();
String body = null;
CloseableHttpClient httpClient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);
httpGet.addHeader("Content-type", "application/json; charset=utf-8");
httpGet.setHeader("Accept", "application/json");
RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(connectionTimeOut).build();
httpGet.setConfig(requestConfig);
try {
CloseableHttpResponse res = httpClient.execute(httpGet);
body = EntityUtils.toString(res.getEntity());
if (res.getStatusLine().getStatusCode() != CommonUtil.SC_OK) {
logger.error(body);
}
result.setBody(body);
result.setStatusCode(res.getStatusLine().getStatusCode());
res.close();
} catch (ClientProtocolException e) {
logger.error(url + ":httpGetWithJSON connect faild", e);
} catch (IOException e) {
logger.error(url + ":httpGetWithJSON connect faild", e);
} finally {
try {
httpClient.close();
} catch (IOException e) {
logger.error(url + ":close httpClient faild");
}
}
return result;
}
public static int httpGetStatus(String url) throws Exception {
int iStatus = 500;
CloseableHttpClient httpClient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);
RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(10000).setConnectTimeout(10000).build();// 设置请求和传输超时时间
httpGet.setConfig(requestConfig);
httpGet.addHeader("Content-type", "application/json; charset=utf-8");
httpGet.setHeader("Accept", "application/json");
try {
CloseableHttpResponse res = httpClient.execute(httpGet);
iStatus = res.getStatusLine().getStatusCode();
res.close();
} catch (ClientProtocolException e) {
logger.error(url + " httpGet connect faild:" + e.getMessage());
} catch (IOException e) {
logger.error(url + " httpGet connect faild:" + e.getMessage());
} finally {
try {
httpClient.close();
} catch (IOException e) {
logger.error(url + " httpGet close faild:" + e.getMessage());
}
}
return iStatus;
}
}
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