Http通讯封装类
其中包含登录,Post请求(不同参数),Get请求(不同参数)等方法
/** * HttpCommunicationUtil.java * * 功能:Http通讯通用类 * 类名:HttpCommunicationUtil * * ver 变更日 部门 开发者 变更内容 * ───────────────────────────────────────────────────── * V1.00 2015-04-20 研发部 常宝龙 初版 * * Copyright (c) 2008, 2013 Infopower corporation All Rights Reserved. */ package com.syxp.yjjkService.utils; import java.io.IOException; import java.io.InputStream; import java.nio.ByteBuffer; import java.security.KeyManagementException; import java.security.NoSuchAlgorithmException; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.ResourceBundle; import javax.net.ssl.SSLContext; import javax.net.ssl.TrustManager; import javax.net.ssl.X509TrustManager; import org.apache.http.HttpEntity; import org.apache.http.HttpHost; import org.apache.http.HttpResponse; import org.apache.http.HttpVersion; import org.apache.http.NameValuePair; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.client.params.ClientPNames; import org.apache.http.client.params.CookiePolicy; import org.apache.http.client.protocol.RequestAcceptEncoding; import org.apache.http.client.protocol.ResponseContentEncoding; import org.apache.http.conn.routing.HttpRoute; import org.apache.http.conn.scheme.PlainSocketFactory; import org.apache.http.conn.scheme.Scheme; import org.apache.http.conn.scheme.SchemeRegistry; import org.apache.http.conn.ssl.SSLSocketFactory; import org.apache.http.cookie.Cookie; import org.apache.http.entity.ByteArrayEntity; import org.apache.http.entity.ContentType; import org.apache.http.entity.StringEntity; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.impl.conn.PoolingClientConnectionManager; import org.apache.http.message.BasicNameValuePair; import org.apache.http.params.CoreConnectionPNames; import org.apache.http.params.CoreProtocolPNames; import org.apache.http.protocol.HttpContext; import org.apache.http.util.EntityUtils; import org.apache.log4j.Logger; /** * Http通讯通用类 * * @author 常宝龙 * */ public class HttpCommunicationUtil { /** * 日志输出工具 */ private static Logger logger = Logger .getLogger(HttpCommunicationUtil.class); /** * Http连接客户端 */ private DefaultHttpClient httpClient = null; /** * Socket超时时长,单位毫秒 读取或者接收Socket时长 */ private Integer socketTimeout = 150 * 1000; /** * 连接超时时长,单位毫秒 连接HTTP服务器时长。 */ private Integer connectionTimeout = 120 * 1000; /** * 构造方法 用于初始化Http客户端 */ public HttpCommunicationUtil() { // 获取端口配置信息 ResourceBundle rb = ResourceBundle.getBundle("config"); String hostIp = rb.getString("gold.host.ip"); Integer hostPort = 80; try { hostPort = Integer.parseInt(rb.getString("gold.host.port")); } catch (Exception e) { hostPort = 80; logger.info("采集主机端口配置错误,使用HTTP默认端口80", e); } // 协议模拟 SchemeRegistry schemeRegistry = new SchemeRegistry(); schemeRegistry.register(new Scheme("http", hostPort, PlainSocketFactory .getSocketFactory())); // 客户端连接池 PoolingClientConnectionManager cm = new PoolingClientConnectionManager( schemeRegistry); // 客户端总并行链接最大数 cm.setMaxTotal(100); // 每个主机的最大并行链接数 cm.setDefaultMaxPerRoute(50); // 为hostIp设置最大连接数 cm.setMaxPerRoute(new HttpRoute(new HttpHost(hostIp, hostPort)), 50); // 设置头信息,模拟浏览器 httpClient = new DefaultHttpClient(cm); httpClient.getParams().setParameter(ClientPNames.COOKIE_POLICY, CookiePolicy.BROWSER_COMPATIBILITY); httpClient.getParams().setParameter( CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1); httpClient.getParams().setParameter( CoreProtocolPNames.WAIT_FOR_CONTINUE, 5000); httpClient .getParams() .setParameter(CoreProtocolPNames.USER_AGENT, "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)"); httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, socketTimeout); httpClient.getParams().setParameter( CoreConnectionPNames.CONNECTION_TIMEOUT, connectionTimeout); httpClient.getParams().setParameter(CoreConnectionPNames.TCP_NODELAY, true); // 旧连接检查 httpClient.getParams().setParameter( CoreConnectionPNames.STALE_CONNECTION_CHECK, false); httpClient.getParams().setParameter("Accept-Language", "zh-cn,zh,en-US,en;q=0.5"); httpClient.getParams().setParameter("Accept-Charset", "utf-8,gbk,gb2312,ISO-8859-1;q=0.7,*;q=0.7"); httpClient.getParams().setParameter("Accept-Encoding", "gzip, deflate"); httpClient.getParams().setParameter("Cache-Control", "no-cache"); httpClient.addRequestInterceptor(new RequestAcceptEncoding()); httpClient.addResponseInterceptor(new ResponseContentEncoding()); } /** * 登录 * * @param loginUrl * 登录URL地址 * @param loginMap * 登录参数 * @return true:登录成功;false:登录失败 * @throws Exception */ public boolean login(String loginUrl, Map<String, String> loginMap) throws Exception { List<NameValuePair> params = new ArrayList<NameValuePair>(); for (String key : loginMap.keySet()) { params.add(new BasicNameValuePair(key, loginMap.get(key))); } HttpPost httppost = new HttpPost(loginUrl); try { // 设置params编码 UrlEncodedFormEntity uefEntity = null; if (params != null && params.size() > 0) { uefEntity = new UrlEncodedFormEntity(params, "UTF-8"); httppost.setEntity(uefEntity); } HttpResponse response; // 获取系统时间,计算运行时间 long st = System.currentTimeMillis(); response = httpClient.execute(httppost); long et1 = System.currentTimeMillis(); String resContent = EntityUtils.toString(response.getEntity(), "UTF-8"); long et = System.currentTimeMillis(); System.out.println("运行时间:" + (et1 - st) + " 耗费时间:" + (et - st)); logger.debug(resContent); logger.debug(loginUrl + " Post请求响应状态:" + response.getStatusLine().getStatusCode()); if (!(response.getStatusLine().getStatusCode() == 404 || response .getStatusLine().getStatusCode() == 500)) { return true; } } finally { httppost.releaseConnection(); } return false; } /** * 访问https网站 * * @param useSSL * @throws KeyManagementException * @throws NoSuchAlgorithmException */ public HttpCommunicationUtil(boolean useSSL) throws KeyManagementException, NoSuchAlgorithmException { PoolingClientConnectionManager ccm = null; if (useSSL) { SSLContext ctx = SSLContext.getInstance("TLS"); X509TrustManager tm = new X509TrustManager() { @Override public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public X509Certificate[] getAcceptedIssuers() { return null; } }; ctx.init(null, new TrustManager[] { tm }, null); SSLSocketFactory ssf = new SSLSocketFactory(ctx, SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER); ccm = new PoolingClientConnectionManager(); SchemeRegistry sr = ccm.getSchemeRegistry(); sr.register(new Scheme("https", 443, ssf)); } else { SchemeRegistry schemeRegistry = new SchemeRegistry(); schemeRegistry.register(new Scheme("http", 80, PlainSocketFactory .getSocketFactory())); ccm = new PoolingClientConnectionManager(schemeRegistry); } // 生成httpClient httpClient = new DefaultHttpClient(ccm); httpClient.getParams().setParameter(ClientPNames.COOKIE_POLICY, CookiePolicy.BROWSER_COMPATIBILITY); httpClient.getParams().setParameter( CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1); httpClient.getParams().setParameter( CoreProtocolPNames.WAIT_FOR_CONTINUE, 5000); httpClient .getParams() .setParameter(CoreProtocolPNames.USER_AGENT, "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)"); httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 120000); httpClient.getParams().setParameter( CoreConnectionPNames.CONNECTION_TIMEOUT, 120000); httpClient.getParams().setParameter(CoreConnectionPNames.TCP_NODELAY, true); httpClient.getParams().setParameter( CoreConnectionPNames.STALE_CONNECTION_CHECK, false); httpClient.getParams().setParameter("Accept-Language", "zh-cn,zh,en-US,en;q=0.5"); httpClient.getParams().setParameter("Accept-Charset", "utf-8,gbk,gb2312,ISO-8859-1;q=0.7,*;q=0.7"); httpClient.getParams().setParameter("Accept-Encoding", "gzip, deflate"); httpClient.getParams().setParameter("Cache-Control", "no-cache"); httpClient.addRequestInterceptor(new RequestAcceptEncoding()); httpClient.addResponseInterceptor(new ResponseContentEncoding()); } /** * 发送HTTP Post请求 * * @param url * 请求URL地址 * @param params * 请求参数 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doPost(String url, List<NameValuePair> params) throws Exception { HttpPost httppost = new HttpPost(url); try { UrlEncodedFormEntity uefEntity = null; if (params != null && params.size() > 0) { uefEntity = new UrlEncodedFormEntity(params, "UTF-8"); httppost.setEntity(uefEntity); } HttpResponse response; response = httpClient.execute(httppost); logger.debug(url + " Post请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (Exception e) { logger.error("HttpPost请求异常", e); httppost.abort(); } finally { httppost.releaseConnection(); } return null; } /** * 发送HTTP Post请求 * * @param url * 请求URL地址 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doPost(String url) throws Exception { HttpPost httppost = new HttpPost(url); try { HttpResponse response; response = httpClient.execute(httppost); logger.debug(url + " Get请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (Exception e) { logger.error("HttpPost请求异常", e); httppost.abort(); } finally { httppost.releaseConnection(); } return null; } /** * 发送HTTP Post请求 * * @param url * 请求URL地址 * @param bytes * 请求参数 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doPost(String url, byte[] bytes) throws Exception { String resultXML = null; HttpPost httppost = new HttpPost(url); httppost.setHeader("Content-Type", "application/x-amf"); ByteArrayEntity be = new ByteArrayEntity(bytes); httppost.setEntity(be); HttpResponse response; try { response = httpClient.execute(httppost); logger.info(" Post请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); byte[] arr = new byte[512]; InputStream is = entity.getContent(); StringBuffer sb = new StringBuffer(); do { int n = is.read(arr); if (n == -1) break; ByteBuffer buf = ByteBuffer.allocate(n); buf.put(arr, 0, n); sb.append(new String(buf.array())); } while (true); resultXML = sb.toString(); } catch (ClientProtocolException e) { logger.error("HttpPost请求异常", e); } catch (IOException e) { logger.error("HttpPost请求异常", e); } return resultXML; } /** * 发送HTTP Post请求 * * @param url * 请求URL地址 * @param requestContent * 请求参数 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doPost(String url, String requestContent) throws Exception { HttpPost httppost = new HttpPost(url); httppost.setHeader("Content-Type", "text/xml;charset=UTF-8"); StringEntity se = new StringEntity(requestContent, ContentType.create( "text/xml", "UTF-8")); httppost.setEntity(se); HttpResponse response; try { response = httpClient.execute(httppost); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (ClientProtocolException e) { logger.error("HttpPost请求异常", e); } catch (IOException e) { logger.error("HttpPost请求异常", e); } return null; } /** * 发送HTTP Get请求 * * @param url * 请求URL地址 * @param charset * 请求参数 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doGet(String url, String charset) throws Exception { HttpGet httpGet = new HttpGet(url); try { HttpResponse response; response = httpClient.execute(httpGet); logger.debug(url + " Get请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, charset); return resContent; } } catch (Exception e) { logger.error("HttpGet请求异常", e); httpGet.abort(); } finally { httpGet.releaseConnection(); } return null; } /** * 发送HTTP Get请求 * * @param url * 请求URL地址 * @return * @throws IOException * @throws ClientProtocolException * @throws ResponseException */ public String doGet(String url) throws Exception { HttpGet httpGet = new HttpGet(url); try { HttpResponse response; response = httpClient.execute(httpGet); logger.debug(url + " Get请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (Exception e) { logger.error("HttpGet请求异常", e); httpGet.abort(); } finally { httpGet.releaseConnection(); } return null; } /** * 发送HTTP Get请求 * * @param url * 请求URL地址 * @return */ public String doGetJson(String url) throws Exception { HttpGet httpGet = new HttpGet(url); try { httpGet.addHeader("accept", "application/json"); httpGet.addHeader("Content-Type", "application/json;charset=UTF-8"); HttpResponse response; response = httpClient.execute(httpGet); logger.debug(url + " Get请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (Exception e) { logger.error("HttpGet请求异常", e); httpGet.abort(); } finally { httpGet.releaseConnection(); } return null; } /** * 发送HTTP Get请求 * * @param url * 请求URL地址 * @param context * 请求上下文 * @return */ public String doGet(String url, HttpContext context) throws Exception { HttpGet httpGet = new HttpGet(url); try { HttpResponse response; if (context != null) { response = httpClient.execute(httpGet, context); } else { response = httpClient.execute(httpGet); } logger.debug(url + " Get请求响应状态:" + response.getStatusLine()); HttpEntity entity = response.getEntity(); if (entity != null) { String resContent = EntityUtils.toString(entity, "UTF-8"); return resContent; } } catch (Exception e) { logger.error("HttpGet请求异常", e); httpGet.abort(); } finally { httpGet.releaseConnection(); } return null; } /** * 取得连接客户端Cookie * * @return */ public List<Cookie> getCookies() { return httpClient.getCookieStore().getCookies(); } /** * 设置连接客户端Cookie * * @param cookies */ public void setCookie(List<Cookie> cookies) { for (Cookie cookie : cookies) { httpClient.getCookieStore().addCookie(cookie); } } /** * 根据Cookie名称取得Cookie值 * * @param cookieName * Cookie名称 * @return */ public String getCookieValue(String cookieName) { List<Cookie> cookies = httpClient.getCookieStore().getCookies(); if (cookies != null && cookies.size() > 0) { for (Cookie cookie : cookies) { if (cookie.getName().equals(cookieName)) { return cookie.getValue(); } } } return null; } /** * 关闭httpClient连接 */ public void close() { if (httpClient != null) { httpClient.getConnectionManager().shutdown(); logger.debug("关闭HTTP连接。"); } } /** * * @param args * @throws Exception * @since Ver 1.0 */ public static void main(String[] args) throws Exception { HttpCommunication hc = null; try { hc = new HttpCommunication(true); // 登录测试 String loginUrl = "http://localhost:8080/yjjk/login/login_login"; Map<String, String> loginMap = new HashMap<String, String>(); loginMap.put("user.userName", "admin"); loginMap.put("user.userPwd", "admin"); boolean temp = hc.login(loginUrl, loginMap); System.out.println(temp); } catch (KeyManagementException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } } }
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