直接粘贴复制，各种请求参数都支持，需要什么的请求方式就调用不同的方法，想你所想，写你所写

package net.bx.util;import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.protocol.Protocol;
import org.apache.commons.lang3.StringUtils;import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;public class HTTPutil {private static final String DEFAULT_CHARSET = "UTF-8";/*** 发送Get请求* @param url* @return* @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws IOException * @throws KeyManagementException */private static String getHeaderParam(String url, Map<String, String> headerParam) throws NoSuchAlgorithmException, NoSuchProviderException, IOException, KeyManagementException {StringBuffer bufferRes = null;TrustManager[] tm = { new MyX509TrustManager() };  SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");  sslContext.init(null, tm, new java.security.SecureRandom());  // 从上述SSLContext对象中得到SSLSocketFactory对象  SSLSocketFactory ssf = sslContext.getSocketFactory();URL urlGet = new URL(url);HttpsURLConnection http = (HttpsURLConnection) urlGet.openConnection();if(headerParam!=null){for (String key : headerParam.keySet()) {http.addRequestProperty(key,headerParam.get(key));}}// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("GET");http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");http.setSSLSocketFactory(ssf);http.setDoOutput(true);http.setDoInput(true);http.connect();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}/*** 发送Get请求* @param url* @return* @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws IOException * @throws KeyManagementException */public static String get(String url,Boolean https,Map<String,String> headerParam) throws NoSuchAlgorithmException, NoSuchProviderException, IOException, KeyManagementException {if(https != null && https){return getHeaderParam(url, headerParam);}else{StringBuffer bufferRes = null;URL urlGet = new URL(url);HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();//请求头信息if(headerParam!=null){for (String key : headerParam.keySet()) {http.addRequestProperty(key,headerParam.get(key));}}// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("GET");http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");http.setDoOutput(true);http.setDoInput(true);http.connect();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}}/***  发送Get请求* @param url* @param params* @return* @throws IOException * @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws KeyManagementException */public static String get(String url, Map<String, String> params) throws KeyManagementException, NoSuchAlgorithmException, NoSuchProviderException, IOException {return getHeaderParam(initParams(url, params), null);}/***  发送Post请求* @param url* @param params* @return* @throws IOException * @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws KeyManagementException */private static String post(String url, String params,Map<String,String> headerParam,String method) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {StringBuffer bufferRes = null;TrustManager[] tm = { new MyX509TrustManager() };SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");sslContext.init(null, tm, new java.security.SecureRandom());// 从上述SSLContext对象中得到SSLSocketFactory对象  SSLSocketFactory ssf = sslContext.getSocketFactory();URL urlGet = new URL(url);HttpsURLConnection http = (HttpsURLConnection) urlGet.openConnection();if(headerParam!=null){for (String key : headerParam.keySet()) {http.addRequestProperty(key,headerParam.get(key));}}// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod(method);http.setRequestProperty("Content-Type","application/json");http.setSSLSocketFactory(ssf);http.setDoOutput(true);http.setDoInput(true);http.connect();OutputStream out = http.getOutputStream();out.write(params.getBytes("UTF-8"));out.flush();out.close();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}public static String post(String url, String params,Boolean https,Map<String,String> headerParam) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {return post(url,params,https,headerParam,"POST");}/***  发送Post请求* @param url* @param params* @return* @throws IOException * @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws KeyManagementException */public static String post(String url, String params,Boolean https,Map<String,String> headerParam,String method) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {if(https != null && https){return post(url,params,headerParam,method);}else{StringBuffer bufferRes = null;URL urlPost = new URL(url);HttpURLConnection http = (HttpURLConnection) urlPost.openConnection();//请求头信息if(headerParam!=null){for (String key : headerParam.keySet()) {http.addRequestProperty(key,headerParam.get(key));}}// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod(method);http.setRequestProperty("Content-Type","application/json");http.setDoOutput(true);http.setDoInput(true);http.connect();OutputStream out = http.getOutputStream();out.write(params.getBytes("UTF-8"));out.flush();out.close();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}}/*** 构造url* @param url* @param params* @return*/private static String initParams(String url, Map<String, String> params){if (null == params || params.isEmpty()) {return url;}StringBuilder sb = new StringBuilder(url);if (url.indexOf("?") == -1) {sb.append("?");} else {sb.append("&");}boolean first = true;for (Entry<String, String> entry : params.entrySet()) {if (first) {first = false;} else {sb.append("&");}String key = entry.getKey();String value = entry.getValue();sb.append(key).append("=");if (StringUtils.isNotEmpty(value)) {try {sb.append(URLEncoder.encode(value, DEFAULT_CHARSET));} catch (UnsupportedEncodingException e) {e.printStackTrace();}}}return sb.toString();}/*** 发送Get请求* @param url* @return* @throws NoSuchProviderException * @throws NoSuchAlgorithmException * @throws IOException * @throws KeyManagementException */public static Map<String,String> getHeaders(String url) throws NoSuchAlgorithmException, NoSuchProviderException, IOException, KeyManagementException {Map<String,String> headers = new HashMap<String,String>();URL urlGet = new URL(url);HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("GET");http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");http.setDoOutput(true);http.setDoInput(true);http.connect();headers.put("contentType",http.getContentType());if (http != null) {// 关闭连接http.disconnect();}return headers;}/***  发送Post请求* @param url* @param params* @return* @throws IOException* @throws NoSuchProviderException* @throws NoSuchAlgorithmException* @throws KeyManagementException*/public static String post(String url, String params,Boolean https) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {if(https != null && https){return post(url,params);}else{StringBuffer bufferRes = null;URL urlPost = new URL(url);HttpURLConnection http = (HttpURLConnection) urlPost.openConnection();// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("POST");http.setRequestProperty("Content-Type","application/json");http.setDoOutput(true);http.setDoInput(true);http.connect();OutputStream out = http.getOutputStream();out.write(params.getBytes("UTF-8"));out.flush();out.close();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}}/***  发送Post请求* @param url* @param params* @return* @throws IOException* @throws NoSuchProviderException* @throws NoSuchAlgorithmException* @throws KeyManagementException*/public static String post(String url, String params) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {StringBuffer bufferRes = null;TrustManager[] tm = { new MyX509TrustManager() };SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");sslContext.init(null, tm, new java.security.SecureRandom());// 从上述SSLContext对象中得到SSLSocketFactory对象SSLSocketFactory ssf = sslContext.getSocketFactory();URL urlGet = new URL(url);HttpsURLConnection http = (HttpsURLConnection) urlGet.openConnection();// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("POST");http.setRequestProperty("Content-Type","application/json");http.setRequestProperty("Accept","application/json");http.setRequestProperty("Authorization","WECHATPAY2-SHA256-RSA2048"+" "+params);http.setSSLSocketFactory(ssf);http.setDoOutput(true);http.setDoInput(true);http.connect();OutputStream out = http.getOutputStream();out.write(params.getBytes("UTF-8"));out.flush();out.close();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}/*** 发送Get请求* @param url* @return* @throws NoSuchProviderException* @throws NoSuchAlgorithmException* @throws IOException* @throws KeyManagementException*/private static String get(String url) throws NoSuchAlgorithmException, NoSuchProviderException, IOException, KeyManagementException {StringBuffer bufferRes = null;TrustManager[] tm = { new MyX509TrustManager() };SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");sslContext.init(null, tm, new java.security.SecureRandom());// 从上述SSLContext对象中得到SSLSocketFactory对象SSLSocketFactory ssf = sslContext.getSocketFactory();URL urlGet = new URL(url);HttpsURLConnection http = (HttpsURLConnection) urlGet.openConnection();// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("GET");http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");http.setSSLSocketFactory(ssf);http.setDoOutput(true);http.setDoInput(true);http.connect();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}/*** 发送Get请求* @param url* @return* @throws NoSuchProviderException* @throws NoSuchAlgorithmException* @throws IOException* @throws KeyManagementException*/public static String get(String url,Boolean https) throws NoSuchAlgorithmException, NoSuchProviderException, IOException, KeyManagementException {if(https != null && https){return get(url);}else{StringBuffer bufferRes = null;URL urlGet = new URL(url);HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();// 连接超时http.setConnectTimeout(25000);// 读取超时 --服务器响应比较慢，增大时间http.setReadTimeout(25000);http.setRequestMethod("GET");http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");http.setDoOutput(true);http.setDoInput(true);http.connect();InputStream in = http.getInputStream();BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));String valueString = null;bufferRes = new StringBuffer();while ((valueString = read.readLine()) != null){bufferRes.append(valueString);}in.close();if (http != null) {// 关闭连接http.disconnect();}return bufferRes.toString();}}public static String postUrlJson(String url, String params) throws Exception {Protocol myhttps = new Protocol("https", new MySSLSocketFactory(), 443);Protocol.registerProtocol("https", myhttps);HttpClient client = new HttpClient();HttpMethod post = new PostMethod(url + "?" + params);try {client.executeMethod(post);byte[] responseBody = post.getResponseBody();String result = new String(responseBody,"UTF-8");return result;} finally {post.releaseConnection();}}
}

关于java的http请求的工具类相关推荐

前端请求接口post_程序员：HttpClient进行post请求的工具类，访问第三方接口HTTPS...
HTTPS (英语:Hypertext Transfer Protocol Secure,缩写:HTTPS,常称为HTTP over TLS,HTTP over SSL或HTTP Secure) 是一 ...
JAVA 文件上传下载工具类
JAVA 文件上传下载工具类 import lombok.extern.slf4j.Slf4j; import org.apache.commons.io.FileUtils; import org. ...
超好用的后端发送http请求HttpUtils工具类（基于原生http连接，不需要另外导包）
在项目中,为了实现一些特定的功能,我们常常需要发送http异步请求 ,为此需要特意封装一个实用的HttpUtils工具类 HttpUtils工具类内容如下: package com.zyw.secki ...
java 项目中常用的工具类总结
1.文件 1.根据图片的链接,下载图片 package com.lingxu.module.BigDataJoinMessage.util;import java.io.FileOutputStrea ...
java企业微信消息发送工具类
java企业微信消息发送工具类用途基于java实现调用企业微信发送消息,文件,图片. 实现效果文件列表文件名用途 WechatUtil.java 企业微信工具类 WechatTest.jav ...
分享一个Java生成二维码工具类
分享一个Java生成二维码工具类直接上代码: 1.CodeUtil.class package top.lrshuai.blog.util;import java.awt.BasicStroke; ...
JavaSocket编写发送TCP请求的工具类
转自:https://blog.csdn.net/jadyer/article/details/8788303 package com.jadyer.util;import java.io.ByteA ...
Http请求-hutool工具类的使用
Http请求-hutool工具类的使用前言在日常java后端开发的工作中经常会遇到后端发起HTTP请求的情况,这里可以使用一个简单的工具类. 官方网址:Http请求-HttpRequest (hu ...
分享一个发送http请求的工具类
分享一个发送http请求的工具类 maven依赖只需要导入一个 <dependencies><dependency><groupId>commons-httpcli ...
java inputtools_Java后台开发常用工具类
本文涉及的工具类部分是自己编写,另一部分是在项目里收集的.工具类涉及数据库连接.格式转换.文件操作.发送邮件等等.提高开发效率,欢迎收藏与转载. 数据库连接工具类数据库连接工具类--仅仅获得连接对象 ...

关于java的http请求的工具类

直接粘贴复制，各种请求参数都支持，需要什么的请求方式就调用不同的方法，想你所想，写你所写

关于java的http请求的工具类相关推荐

最新文章

热门文章