FormFile上传文件代码(修改)


package
TOOLS; import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.net.InetAddress; import java.net.Socket; import java.net.URL; import java.util.Map; import android.util.Log; /** * 上传的文件 */ public class FormFile { private final static String LOGKEY = "FormFile"; /** 上传文件的数据 */ private byte[] data; private InputStream inStream; private File file; /** 文件名称 */ private String filname; /** 请求参数名称 */ private String parameterName; /** 内容类型 */ private String contentType = "application/octet-stream"; /** * * @param filname * 文件名称 * @param data * 上传的文件数据 * @param parameterName * 参数 * @param contentType * 内容类型 */ public FormFile(String filname, byte[] data, String parameterName, String contentType) { this.data = data; this.filname = filname; this.parameterName = parameterName; if (contentType != null) this.contentType = contentType; } /** * * @param filname * 文件名 * @param file * 上传的文件 * @param parameterName * 参数 * @param contentType * 内容内容类型 */ public FormFile(String filname, File file, String parameterName, String contentType) { this.filname = filname; this.parameterName = parameterName; this.file = file; try { this.inStream = new FileInputStream(file); } catch (FileNotFoundException e) { e.printStackTrace(); } if (contentType != null) this.contentType = contentType; } public File getFile() { return file; } public InputStream getInStream() { return inStream; } public byte[] getData() { return data; } public String getFilname() { return filname; } public void setFilname(String filname) { this.filname = filname; } public String getParameterName() { return parameterName; } public void setParameterName(String parameterName) { this.parameterName = parameterName; } public String getContentType() { return contentType; } public void setContentType(String contentType) { this.contentType = contentType; } private String Opertype=null; public void setOper(String Opertype){ this.Opertype=Opertype; } public boolean post(String path, Map<String, String> params) throws Exception { final String BOUNDARY = "---------------------------7da2137580612"; // 数据分隔线 final String endline = "--" + BOUNDARY + "--\r\n";// 数据结束标志 int fileDataLength = 0; // 得到文件类型数据的总长度 StringBuilder fileExplain = new StringBuilder(); fileExplain.append("--"); fileExplain.append(BOUNDARY); fileExplain.append("\r\n"); fileExplain.append("Content-Disposition: form-data;name=\"" + getParameterName() + "\";filename=\"" + getFilname() + "\"\r\n"); fileExplain.append("Content-Type: " + getContentType() + "\r\n\r\n"); fileExplain.append("\r\n"); fileDataLength += fileExplain.length(); if (getInStream() != null) { fileDataLength += getFile().length(); } else { fileDataLength += getData().length; } StringBuilder textEntity = new StringBuilder(); for (Map.Entry<String, String> entry : params.entrySet()) {// 构造文本类型参数的实体数据 textEntity.append("--"); textEntity.append(BOUNDARY); textEntity.append("\r\n"); textEntity.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"\r\n\r\n"); textEntity.append(entry.getValue()); textEntity.append("\r\n"); } Log.v(LOGKEY, textEntity.toString()); // 计算传输给服务器的实体数据总长度 int dataLength = textEntity.toString().getBytes().length + fileDataLength + endline.getBytes().length; URL url = new URL(path); Log.v(LOGKEY, url.toString()); int port = url.getPort() == -1 ? 80 : url.getPort(); Socket socket = new Socket(InetAddress.getByName(url.getHost()), port); OutputStream outStream = socket.getOutputStream(); // 下面完成HTTP请求头的发送 String requestmethod = "POST " + url.getPath()+"?"+Opertype + " HTTP/1.1\r\n"; Log.v(LOGKEY, requestmethod); outStream.write(requestmethod.getBytes()); String accept = "Accept: image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*\r\n"; outStream.write(accept.getBytes()); String language = "Accept-Language: zh-CN\r\n"; outStream.write(language.getBytes()); String contenttype = "Content-Type: multipart/form-data; boundary=" + BOUNDARY + "\r\n"; outStream.write(contenttype.getBytes()); String contentlength = "Content-Length: " + dataLength + "\r\n"; outStream.write(contentlength.getBytes()); String alive = "Connection: Keep-Alive\r\n"; outStream.write(alive.getBytes()); String host = "Host: " + url.getHost() + ":" + port + "\r\n"; outStream.write(host.getBytes()); // 写完HTTP请求头后根据HTTP协议再写一个回车换行 outStream.write("\r\n".getBytes()); // 把所有文本类型的实体数据发送出来 outStream.write(textEntity.toString().getBytes()); // 把所有文件类型的实体数据发送出来 StringBuilder fileEntity = new StringBuilder(); fileEntity.append("--"); fileEntity.append(BOUNDARY); fileEntity.append("\r\n"); fileEntity.append("Content-Disposition: form-data;name=\"" + getParameterName() + "\";filename=\"" + getFilname() + "\"\r\n"); fileEntity.append("Content-Type: " + getContentType() + "\r\n\r\n"); outStream.write(fileEntity.toString().getBytes()); if (getInStream() != null) { byte[] buffer = new byte[1024]; int len = 0; while ((len = getInStream().read(buffer, 0, 1024)) != -1) { outStream.write(buffer, 0, len); } getInStream().close(); } else { outStream.write(getData(), 0, getData().length); } outStream.write("\r\n".getBytes()); // 下面发送数据结束标志,表示数据已经结束 outStream.write(endline.getBytes()); BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream())); if (reader.readLine().indexOf("200") == -1) {// 读取web服务器返回的数据,判断请求码是否为200,如果不是200,代表请求失败 return false; } outStream.flush(); outStream.close(); reader.close(); socket.close(); return true; } }

//测试代码
File
iconFile = new File("file路径");
String url="htttp://192.168.1.101:8080/APP/initServlet";
Map<String, String> map = new HashMap<String, String>();//表单内容
map.put("name","blog");

if
(iconFile != null) { FormFile uploadfile = new FormFile(iconFile.getName(), iconFile, "iconfile", "image/jpeg"); uploadfile.setOper("action=insertusr");//在url上插入?action=insertusr try { boolean isok = uploadfile.post(url, map); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); }


 
原文地址:https://www.cnblogs.com/afluy/p/3132589.html