HttpClient post 和get 带参数请求

package com.spf.common.httpClientUtils;import java.util.ArrayList;import java.util.List;import java.util.Map;import org.apache.http.HttpEntity;import org.apache.http.NameValuePair;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.HttpGet;import org.apache.http.client.methods.HttpPost;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.BasicHeader;import org.apache.http.message.BasicNameValuePair;import org.apache.http.protocol.HTTP;import org.apache.http.util.EntityUtils;import org.apache.log4j.Logger;/** * @Author SPF * @Date 2017/5/25 */public class HttpClientUtils {    
private static String CHARSET = "UTF-8";protected static final String User_Agent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.87 Safari/537.36";protected static RequestConfig config;protected static PoolingHttpClientConnectionManager connManager;private static HttpClientUtils hcu = null;/** * 获取 HttpClientUtil 实例 * @return */public static HttpClientUtil getInstance() {    if (hcu == null) {        hcu = new HttpClientUtils ();    }    config = RequestConfig.custom()            // .setProxy(new HttpHost("myotherproxy", 8080)) //            .setSocketTimeout(10000) //            .setConnectTimeout(10000) //            .setConnectionRequestTimeout(30000).build();    SSLContextBuilder sslContextBuilder = new SSLContextBuilder();    try {        sslContextBuilder.loadTrustMaterial(null, new TrustSelfSignedStrategy());        SSLConnectionSocketFactory socketFactory = new SSLConnectionSocketFactory(sslContextBuilder.build());        Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()                .register("https", socketFactory).register("http", new PlainConnectionSocketFactory()).build();        connManager = new PoolingHttpClientConnectionManager( //                socketFactoryRegistry, null, null, null, 300L, TimeUnit.SECONDS);        connManager.setMaxTotal(200);        connManager.setDefaultMaxPerRoute(20);    } catch (Exception e) {        e.printStackTrace();    }    return hcu;}/** * 获取连接 * @return */public CloseableHttpClient getConnect() {    CloseableHttpClient client = HttpClients.custom()            // .setDefaultCredentialsProvider(credentialsProvider) //            //.setProxy(new HttpHost("182.129.248.215",4346))            .setDefaultRequestConfig(config).setConnectionManager(connManager).build();    return client;}/** *  post 请求 * @param client 连接 * @param url 地址 * @param paramsMap 参数 * @param vars 需要接受的数据 Map * @param connectTimeoutMillSec 设置连接超时时间 * @param readTimeoutMillSec 设置读取超时时间 * @return * @throws Exception */public String post(CloseableHttpClient client, String url, Map<String, String> paramsMap, Map<String, Object> vars, int connectTimeoutMillSec, int readTimeoutMillSec) throws Exception {    String responseText = "";    CloseableHttpResponse response = null;    try {        HttpPost method = new HttpPost(url);        method.addHeader("User-Agent", User_Agent);        if (vars.get("Referer") != null) {            method.addHeader("Referer",String.valueOf(vars.remove("Referer")));        }        if (connectTimeoutMillSec > 10000 && readTimeoutMillSec > 10000) {            RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(connectTimeoutMillSec).setConnectTimeout(readTimeoutMillSec).build();// 设置请求和传输超时时间            method.setConfig(requestConfig);        }        if (paramsMap != null) {            List<NameValuePair> paramList = new ArrayList<NameValuePair>();            for (Map.Entry<String, String> param : paramsMap.entrySet()) {                NameValuePair pair = new BasicNameValuePair(param.getKey(), param.getValue());                paramList.add(pair);            }            method.setEntity(new UrlEncodedFormEntity(paramList, CHARSET));        }        response = client.execute(method);        HttpEntity entity = response.getEntity();        if (entity != null) {            responseText = EntityUtils.toString(entity);        }    } catch (Exception e) {        throw new Exception(e);    } finally {        try {            response.close();        } catch (Exception e) {            throw new Exception(e);        }    }    vars.put("data", responseText);    return responseText;}/** *  get 请求 * @param client 连接 * @param url 地址 * @param vars 需要接受的数据 Map * @param connectTimeoutMillSec 设置连接超时时间 * @param readTimeoutMillSec 设置读取超时时间 * @return * @throws Exception */public String get( CloseableHttpClient client , String url, Map<String, Object> vars, int connectTimeoutMillSec, int readTimeoutMillSec) throws Exception {    String responseText = "";    CloseableHttpResponse response = null;    try {        HttpGet httpGet = new HttpGet(url);        httpGet.addHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0");        if (vars.get("Referer") != null) {            httpGet.addHeader("Referer",String.valueOf(vars.remove("Referer")));        }        if (connectTimeoutMillSec > 10000 && readTimeoutMillSec > 10000) {            RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(connectTimeoutMillSec).setConnectTimeout(readTimeoutMillSec).build();// 设置请求和传输超时时间            httpGet.setConfig(requestConfig);        }        response = client.execute(httpGet);        HttpEntity entity = response.getEntity();        String charset = "UTF-8";        if (entity != null) {            charset = getContentCharSet(entity);            responseText =  EntityUtils.toString(entity, charset);        }    } catch (Exception e) {        throw new Exception(e);    } finally {        try {            if (null != response) {                response.close();            }        } catch (Exception e) {            e.printStackTrace();        }    }    vars.put("data",responseText);    return responseText;}/** * 设置编码 * @param entity * @return * @throws org.apache.http.ParseException */public static String getContentCharSet(final HttpEntity entity)        throws org.apache.http.ParseException {    if (entity == null) {        throw new IllegalArgumentException("HTTP entity may not be null");    }    String charset = null;    if (entity.getContentType() != null) {        HeaderElement values[] = entity.getContentType().getElements();        if (values.length > 0) {            NameValuePair param = values[0].getParameterByName("charset" );            if (param != null) {                charset = param.getValue();            }        }    }    if("".equals(charset) || null == charset){        charset = "UTF-8";    }    return charset;}
}