HttpUtil 工具类
2024-05-24 10:52:00
maven依赖
如果有没写完整的maven, 可以使用idea工具的自动导入
<dependency><groupId>org.apache.httpcomponents</groupId><artifactId>httpclient</artifactId></dependency><dependency><groupId>commons-httpclient</groupId><artifactId>commons-httpclient</artifactId><version>3.0</version></dependency>
工具类代码
一般用于自测和三方联调
import io.netty.util.internal.StringUtil;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.httpclient.DefaultHttpMethodRetryHandler;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.commons.httpclient.methods.StringRequestEntity;
import org.apache.commons.httpclient.params.HttpClientParams;
import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
import org.apache.commons.httpclient.params.HttpMethodParams;
import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.ParseException;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.CoreConnectionPNames;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;@Slf4j
public class HttpUtil {private HttpUtil(){}private static void configTimeout(HttpClient httpClient){HttpConnectionManagerParams params = httpClient.getHttpConnectionManager().getParams();params.setConnectionTimeout(20000);params.setSoTimeout(20000);}public static String post(String url, String reqParam) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");RequestEntity entity = new StringRequestEntity(reqParam);method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();return respResult;}public static String jsonPost(String url, String reqParam) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");RequestEntity entity = new StringRequestEntity(reqParam, "application/json", "utf-8");method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}public static String post(String url, String reqParam, String charSet) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);RequestEntity entity = new StringRequestEntity(reqParam);method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}public static String get(String url, String reqParam) throws Exception {// reqParam = URLEncoder.encode(reqParam, "UTF-8");HttpClient httpClient = new HttpClient();GetMethod method;if(StringUtil.isNullOrEmpty(reqParam)){// 请求url及参数method = new GetMethod(url);}else {System.out.println("------请求URL："+url + "?" +reqParam);// 请求url及参数method = new GetMethod(url + "?" +reqParam);}configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");// 执行get请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}public static String get(String url, String reqParam, String charSet) throws Exception {// reqParam = URLEncoder.encode(reqParam, "UTF-8");HttpClient httpClient = new HttpClient();GetMethod method;if(StringUtil.isNullOrEmpty(reqParam)){// 请求url及参数method = new GetMethod(url);}else {System.out.println("请求URL字符串："+url + "?" +reqParam);// 请求url及参数method = new GetMethod(url + "?" +reqParam);}configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);// 执行get请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}/*** 添加header "Content-Type", "application/x-www-form-urlencoded; charset=UTF-8"*/public static String postHeader(String url, String reqParam) throws Exception {HttpClient httpClient = new HttpClient();HttpClientParams params = new HttpClientParams();//另外设置http client的重试次数，默认是3次；当前是禁用掉（如果项目量不到，这个默认即可）params.setParameter(HttpMethodParams.RETRY_HANDLER, new DefaultHttpMethodRetryHandler(0, false));httpClient.setParams(params);// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");RequestEntity entity = new StringRequestEntity(reqParam);method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}@SuppressWarnings({ "deprecation", "unused" })private static HttpPost postForm(String url, Map<String, String> params){ HttpPost httpost = new HttpPost(url); List<NameValuePair> nvps = new ArrayList <>();Set<String> keySet = params.keySet(); for(String key : keySet) { nvps.add(new BasicNameValuePair(key, params.get(key))); } try { httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8)); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } return httpost; }/*** post请求<设置请求头>* @param url 请求地址* @param reqParamName 请求参数名称* @param reqParamValue 请求参数值* @param charSet 编码格式* @author yew* date 2017年7月26日 下午2:11:40*/public static String postRequset(String url, String reqParamName, String reqParamValue, String charSet) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, charSet);//设置参数请求头method.setParameter(reqParamName, reqParamValue);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}public static String jsonPostHeader(String url, String reqParam, String accessToken, String version) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader("accessToken", accessToken);method.addRequestHeader("version", version);RequestEntity entity = new StringRequestEntity(reqParam, "application/json", "utf-8");method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}public static String jsonPostHeader(String url, String reqParam) throws Exception {HttpClient httpClient = new HttpClient();// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");RequestEntity entity = new StringRequestEntity(reqParam, "application/xml", "utf-8");method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}/*** post key-value形式传参* @param url 请求url* @param paramsMap 请求的map数据* @return*/public static String postFormMap(String url, Map<String, Object> paramsMap) {CloseableHttpClient closeableHttpClient = HttpClients.createDefault();//配置连接超时时间RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(5000).setConnectionRequestTimeout(5000).setSocketTimeout(5000).setRedirectsEnabled(true).build();HttpPost httpPost = new HttpPost(url);//设置超时时间httpPost.setConfig(requestConfig);//装配post请求参数List<NameValuePair> list = new ArrayList<>();for (String key : paramsMap.keySet()) {list.add(new BasicNameValuePair(key, String.valueOf(paramsMap.get(key))));}try {//将参数进行编码为合适的格式,如将键值对编码为param1=value1¶m2=value2UrlEncodedFormEntity urlEncodedFormEntity = new UrlEncodedFormEntity(list, "utf-8");httpPost.setEntity(urlEncodedFormEntity);//执行 post请求CloseableHttpResponse closeableHttpResponse = closeableHttpClient.execute(httpPost);String result = "";if (null != closeableHttpResponse) {System.out.println(closeableHttpResponse.getStatusLine().getStatusCode());if (closeableHttpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {HttpEntity httpEntity = closeableHttpResponse.getEntity();result = EntityUtils.toString(httpEntity);} else {result = "Error Response" + closeableHttpResponse.getStatusLine().getStatusCode();}}log.info("请求{}返回：{}", url, result);return result;} catch (ClientProtocolException e) {e.printStackTrace();return "协议异常";} catch (ParseException e) {e.printStackTrace();return "解析异常";} catch (IOException e) {e.printStackTrace();return "传输异常";} finally {try {if (closeableHttpClient != null) {closeableHttpClient.close();}} catch (IOException e) {e.printStackTrace();}}}/*** @param url* @param reqParam 请求参数* @param headerParam 请求头参数* @return*/public static String post(String url, String reqParam,Map<String,Object> headerParam) throws Exception {HttpClient httpClient = new HttpClient();httpClient.getParams().setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 5000);httpClient.getParams().setIntParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 3000);// 请求urlPostMethod method = new PostMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");for (Map.Entry<String, Object> vo : headerParam.entrySet()) {method.addRequestHeader(vo.getKey(),vo.getKey());}RequestEntity entity = new StringRequestEntity(reqParam);method.setRequestEntity(entity);// 执行post请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();return respResult;}public static String get(String url, Map<String,Object> headerParam) throws Exception {HttpClient httpClient = new HttpClient();httpClient.getParams().setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 5000);httpClient.getParams().setIntParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 3000);GetMethod method;method = new GetMethod(url);configTimeout(httpClient);// 设置请求编码UTF-8method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");method.addRequestHeader(HttpMethodParams.HTTP_CONTENT_CHARSET, "UTF-8");for (Map.Entry<String, Object> vo : headerParam.entrySet()) {method.addRequestHeader(vo.getKey(),vo.getKey());}// 执行get请求httpClient.executeMethod(method);// 请求返回String respResult = method.getResponseBodyAsString();// 释放连接method.releaseConnection();log.info("请求{}返回：{}", url, respResult);return respResult;}}HttpUtil 工具类相关推荐
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