- /**
- * 模拟表单post
- *
- * @param textMap 文本域
- * @param fileMap 文件
- *
- */
- public static String postForm(String urlStr, Map<String, String> textMap, Map<String, String> fileMap) throws IOException {
- String res = "";
- HttpURLConnection conn = null;
- InputStream inS = null;
- OutputStream out = null;
- String BOUNDARY = "---------------------------123821742118716"; //boundary就是request头和上传文件内容的分隔符
- try {
- URL url = new URL(urlStr);
- conn = (HttpURLConnection) url.openConnection();
- if (conn instanceof HttpsURLConnection) {
- ((HttpsURLConnection) conn).setSSLSocketFactory(sslSocketFactory);
- ((HttpsURLConnection) conn).setHostnameVerifier(trustAnyHostnameVerifier);
- }
- conn.setConnectTimeout(19000);
- conn.setReadTimeout(19000);
- conn.setDoOutput(true);
- conn.setDoInput(true);
- conn.setUseCaches(false);
- conn.setRequestMethod("POST");
- conn.setRequestProperty("Connection", "Keep-Alive");
- conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows; U; Windows NT 6.1; zh-CN; rv:1.9.2.6)");
- conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
- out = new DataOutputStream(conn.getOutputStream());
- // text value
- if (textMap != null) {
- StringBuffer strBuf = new StringBuffer();
- Iterator iter = textMap.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String inputName = (String) entry.getKey();
- String inputValue = (String) entry.getValue();
- if (inputValue == null) {
- continue;
- }
- strBuf.append("\r\n").append("--").append(BOUNDARY).append("\r\n");
- strBuf.append("Content-Disposition: form-data; name=\"" + inputName + "\"\r\n\r\n");
- strBuf.append(inputValue);
- }
- out.write(strBuf.toString().getBytes());
- }
- // file
- if (fileMap != null) {
- Iterator iter = fileMap.entrySet().iterator();
- while (iter.hasNext()) {
- Map.Entry entry = (Map.Entry) iter.next();
- String inputName = (String) entry.getKey();
- String inputValue = (String) entry.getValue();
- if (inputValue == null) {
- continue;
- }
- File file = new File(inputValue);
- String filename = file.getName();
- String contentType = new MimetypesFileTypeMap().getContentType(file);
- if (filename.endsWith(".png")) {
- contentType = "image/png";
- } else if (filename.endsWith(".gif")) {
- contentType = "image/gif";
- } else if (filename.endsWith(".jpg")) {
- contentType = "image/jpeg";
- }
- if (contentType == null || contentType.equals("")) {
- contentType = "application/octet-stream";
- }
- StringBuffer strBuf = new StringBuffer();
- strBuf.append("\r\n").append("--").append(BOUNDARY).append("\r\n");
- strBuf.append("Content-Disposition: form-data; name=\"" + inputName + "\"; filename=\"" + filename + "\"\r\n");
- strBuf.append("Content-Type:" + contentType + "\r\n\r\n");
- out.write(strBuf.toString().getBytes());
- DataInputStream in = new DataInputStream(new FileInputStream(file));
- int bytes = 0;
- byte[] bufferOut = new byte[1024];
- while ((bytes = in.read(bufferOut)) != -1) {
- out.write(bufferOut, 0, bytes);
- }
- }
- }
- byte[] endData = ("\r\n--" + BOUNDARY + "--\r\n").getBytes();
- out.write(endData);
- out.flush();
- // 读取返回数据
- StringBuffer strBuf = new StringBuffer();
- inS = conn.getInputStream();
- BufferedReader reader = new BufferedReader(new InputStreamReader(inS));
- String line = null;
- while ((line = reader.readLine()) != null) {
- strBuf.append(line).append("\n");
- }
- res = strBuf.toString();
- reader.close();
- reader = null;
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- if (out != null) {
- out.close();
- }
- if (inS != null) {
- inS.close();
- }
- if (conn != null) {
- conn.disconnect();
- conn = null;
- }
- }
- return res;
- }
来源: http://www.phpxs.com/code/1009735/