HttpHelp

来源：互联网发布：淘宝店铺出售可靠吗编辑：程序博客网时间：2024/06/03 17:10

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.StringRequestEntity;import org.apache.commons.httpclient.methods.multipart.FilePart;import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;import org.apache.commons.httpclient.methods.multipart.Part;import org.apache.commons.httpclient.params.HttpMethodParams;

/**<span style="white-space:pre"></span> * @throws Exception  <span style="white-space:pre"></span>* @Title: postRequestResponseBodyAsString <span style="white-space:pre"></span>* @Description: http post请求,application/json;charset=UTF-8方式<span style="white-space:pre"></span>* @param url<span style="white-space:pre"></span>* @param str<span style="white-space:pre"></span>* @param contimeout<span style="white-space:pre"></span>* @param sotimeout<span style="white-space:pre"></span>* @return<span style="white-space:pre"></span>* @throws Exception<span style="white-space:pre"></span>* @throws <span style="white-space:pre"></span>*/

public static String postRequestResponseBodyAsString(String url, String str,Integer contimeout,Integer sotimeout) throws Exception{        HttpClient httpClient = new HttpClient();        httpClient.getHttpConnectionManager().getParams().setSoTimeout(sotimeout);        httpClient.getHttpConnectionManager().getParams().setConnectionTimeout(contimeout);        PostMethod method = new PostMethod(url);        int statusCode;        String responseCharSet ="";        String responseString = "";        try {//            String json = JSON.toJSONString(o);            StringRequestEntity entity = new StringRequestEntity(str,"application/json","utf-8");//解决中文乱码问题            method.setRequestEntity(entity);            method.addRequestHeader("Content-Type", "application/json;charset=UTF-8");            statusCode = httpClient.executeMethod(method);            if (statusCode != HttpStatus.SC_OK) {                LOG.error(">>>>>>>>>>>>>> Method failed: " + method.getStatusLine());                LOG.error(">>>>>>>>>>>>>> Http服务链路异常:服务器状态码为" + statusCode);            }            responseCharSet = method.getResponseCharSet();            responseString = method.getResponseBodyAsString();            if ("ISO-8859-1".equals(responseCharSet)) {                responseString = new String(responseString.getBytes(responseCharSet), "UTF-8");            }        } catch (Exception e) {            LOG.error(">>>>>>>>>>>>>>  Http服务链路异常:" + e.getMessage() + e);        } finally {            method.releaseConnection();        }        return responseString;    }

<span style="white-space:pre"></span>public static String postRequestResponseBodyAsString(String url, Map<String, String> parameters) throws Exception {<span style="white-space:pre"></span>return postRequestResponseBodyAsString(url, parameters, 8000, 20000);<span style="white-space:pre"></span>}

 /**     * @Title: uploadFile     * @Description: 上传文件    * @param file 文件    * @param url 上传地址    * @param map header-type    * @return    * @throws     */     public static String uploadFile(File file, String url,Map<String, String> map) {        if (!file.exists()) {            return null;        }        PostMethod postMethod = new PostMethod(url);        String responseCharSet ="";        String responseString = "";        try {            // FilePart：用来上传文件的类            FilePart fp = new CustomFilePart("filedata", file);            Part[] parts = { fp };            postMethod.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET,FilePart.DEFAULT_CHARSET);             // 对于MIME类型的请求，httpclient建议全用MulitPartRequestEntity进行包装            MultipartRequestEntity mre = new MultipartRequestEntity(parts,                    postMethod.getParams());            postMethod.setRequestEntity(mre);            for (String key : map.keySet()) {                postMethod.addRequestHeader(key, map.get(key));            }                         HttpClient httpClient = new HttpClient();            httpClient.getHttpConnectionManager().getParams().setSoTimeout(20000);            httpClient.getHttpConnectionManager().getParams().setConnectionTimeout(8000);            int status = httpClient.executeMethod(postMethod);            responseCharSet = postMethod.getResponseCharSet();            responseString = postMethod.getResponseBodyAsString();                        if (status == HttpStatus.SC_OK) {                if ("ISO-8859-1".equals(responseCharSet)) {                    responseString = new String(responseString.getBytes(responseCharSet), "UTF-8");                }            } else {                LOG.error(">>>>>>>>>>>>>> Method failed: " + postMethod.getStatusLine());                LOG.error(">>>>>>>>>>>>>> Http服务链路异常:服务器状态码为" + status);            }        } catch (Exception e) {            e.printStackTrace();        } finally {            // 释放连接            postMethod.releaseConnection();        }        return responseString;    }

 /**     * @Title: getFile     * @Description: 拿到文件内容    * @param url 地址    * @param charset 编码    * @return    * @throws     */     public static String getFile(String url,Charset charset) {        return getFile(url, charset,8000,20000);    }    public static String getFile(String url,Charset charset,Integer contimeout,Integer sotimeout) {        GetMethod method = new GetMethod(url);        String responseCharSet ="";        String responseString = "";        try {            HttpClient httpClient = new HttpClient();            httpClient.getHttpConnectionManager().getParams().setSoTimeout(sotimeout);            httpClient.getHttpConnectionManager().getParams().setConnectionTimeout(contimeout);            int status = httpClient.executeMethod(method);            responseCharSet = method.getResponseCharSet();            responseString = method.getResponseBodyAsString();            if (status == HttpStatus.SC_OK) {                if ("ISO-8859-1".equals(responseCharSet)) {                    responseString = new String(responseString.getBytes(responseCharSet), charset);                }            } else {                LOG.error(">>>>>>>>>>>>>> Method failed: " + method.getStatusLine());                LOG.error(">>>>>>>>>>>>>> Http服务链路异常:服务器状态码为" + status);            }        } catch (Exception e) {            e.printStackTrace();        } finally {            // 释放连接            method.releaseConnection();        }        return responseString;    }

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