Android 如何在捕获图片后将其上载到服务器上? public int uploadFile(字符串sourceFileUri){ 文件extBaseDir=Environment.getExternalStorageDirectory(); File File=新文件(extBaseDir.getAbsoluteFile()+“/Nrega/data”); //字符串上传服务器URI= // "http://117.239.190.115/MobilePHP/upload_media_test1.php"; 字符串upLoadServerUri=“服务器路径”; 最终字符串文件名=sourceFileUri; 字符串fileName1=file.getAbsolutePath()+“/”+sourceFileUri; HttpURLConnection conn=null; DataOutputStream dos=null; 字符串lineEnd=“\r\n”; 字符串双连字符=“--”; 字符串边界=“*******”; int字节读取,字节可用,缓冲区大小; 字节[]缓冲区; int maxBufferSize=1*1024*1024; File sourceFile=新文件(fileName1); 如果(!sourceFile.isFile()){ Log.e(“上传文件”,“源文件不存在”); 返回0; } 尝试{//打开到Servlet的URL连接 FileInputStream FileInputStream=新的FileInputStream(sourceFile); URL URL=新URL(upLoadServerUri); conn=(HttpURLConnection)url.openConnection();//打开HTTP //联系 //到 //网址 conn.setDoInput(true);//允许输入 conn.setDoOutput(true);//允许输出 conn.setUseCaches(false);//不要使用缓存副本 conn.setRequestMethod(“POST”); conn.setRequestProperty(“连接”、“保持活动”); conn.setRequestProperty(“ENCTYPE”、“多部分/表单数据”); conn.setRequestProperty(“内容类型”, “多部分/表单数据;边界=”+边界); conn.setRequestProperty(“上传的_文件”,文件名); dos=新的DataOutputStream(conn.getOutputStream()); //dos1=新的DataInputStream(conn.getInputStream()); 写字节(两个连字符+边界+行结束); dos.writeBytes(“内容处置:表单数据;名称=\”上载的文件\“文件名=\” +文件名+“\”+lineEnd); dos.writeBytes(lineEnd); bytesAvailable=fileInputStream.available();//创建缓冲区 //的 //最大尺寸 bufferSize=Math.min(字节可用,maxBufferSize); buffer=新字节[bufferSize]; //读取文件并将其写入表单。。。 bytesRead=fileInputStream.read(缓冲区,0,缓冲区大小); 而(字节读取>0){ 写入(缓冲区,0,缓冲区大小); bytesAvailable=fileInputStream.available(); bufferSize=Math.min(字节可用,maxBufferSize); bytesRead=fileInputStream.read(缓冲区,0,缓冲区大小); } //发送文件数据后所需的多部分表单数据。。。 dos.writeBytes(lineEnd); 写字节(两个连字符+边界+两个连字符+行结束); //来自服务器的响应(代码和消息) serverResponseCode=conn.getResponseCode(); 字符串serverResponseMessage=conn.getResponseMessage(); Log.i(“uploadFile”,“HTTP响应为:”+serverResponseMessage +“:”+serverResponseCode); 如果(服务器响应代码==200){ Toast.makeText(这个, fileName+“\n文件上载到服务器完成。”, 吐司。长度(短)。show(); /* *runOnUiThread(新Runnable(){public void run()){ * *Toast.makeText(getActivity(),文件名+ *“\n文件上载到服务器已完成。”, *Toast.LENGTH_SHORT).show();}); */ }否则{ /* *新线程(new Runnable(){public void run()){ *runOnUiThread(新Runnable(){public void run()){ *Toast.makeText(getActivity(),“发送文件时出错”, *吐司。长度(短)。show(); * *}});文件extBaseDir=Environment *.getExternalStorageDirectory();文件=新建 *文件(extBaseDir.getAbsoluteFile()+“/GeoStamping/sys”); *最终字符串filePath=file.getAbsolutePath()+“/”+ *“unsent.dat”;File ff=新文件(filePath);请尝试{String[]d *=预读();BufferedWriter out=新的BufferedWriter(新的 *FileWriter(filePath));for(int j=0;j
我可以上传任何文件,但我无法使用此方法获取要上传的图像文件的路径。请帮助我,我在android中非常幼稚您的代码有点难读。在上传图片之前,您能在本地保存图片的部分添加评论吗?我没看到。你确定你的照片拍得正确吗?安卓相机列表Android 如何在捕获图片后将其上载到服务器上? public int uploadFile(字符串sourceFileUri){ 文件extBaseDir=Environment.getExternalStorageDirectory(); File File=新文件(extBaseDir.getAbsoluteFile()+“/Nrega/data”); //字符串上传服务器URI= // "http://117.239.190.115/MobilePHP/upload_media_test1.php"; 字符串upLoadServerUri=“服务器路径”; 最终字符串文件名=sourceFileUri; 字符串fileName1=file.getAbsolutePath()+“/”+sourceFileUri; HttpURLConnection conn=null; DataOutputStream dos=null; 字符串lineEnd=“\r\n”; 字符串双连字符=“--”; 字符串边界=“*******”; int字节读取,字节可用,缓冲区大小; 字节[]缓冲区; int maxBufferSize=1*1024*1024; File sourceFile=新文件(fileName1); 如果(!sourceFile.isFile()){ Log.e(“上传文件”,“源文件不存在”); 返回0; } 尝试{//打开到Servlet的URL连接 FileInputStream FileInputStream=新的FileInputStream(sourceFile); URL URL=新URL(upLoadServerUri); conn=(HttpURLConnection)url.openConnection();//打开HTTP //联系 //到 //网址 conn.setDoInput(true);//允许输入 conn.setDoOutput(true);//允许输出 conn.setUseCaches(false);//不要使用缓存副本 conn.setRequestMethod(“POST”); conn.setRequestProperty(“连接”、“保持活动”); conn.setRequestProperty(“ENCTYPE”、“多部分/表单数据”); conn.setRequestProperty(“内容类型”, “多部分/表单数据;边界=”+边界); conn.setRequestProperty(“上传的_文件”,文件名); dos=新的DataOutputStream(conn.getOutputStream()); //dos1=新的DataInputStream(conn.getInputStream()); 写字节(两个连字符+边界+行结束); dos.writeBytes(“内容处置:表单数据;名称=\”上载的文件\“文件名=\” +文件名+“\”+lineEnd); dos.writeBytes(lineEnd); bytesAvailable=fileInputStream.available();//创建缓冲区 //的 //最大尺寸 bufferSize=Math.min(字节可用,maxBufferSize); buffer=新字节[bufferSize]; //读取文件并将其写入表单。。。 bytesRead=fileInputStream.read(缓冲区,0,缓冲区大小); 而(字节读取>0){ 写入(缓冲区,0,缓冲区大小); bytesAvailable=fileInputStream.available(); bufferSize=Math.min(字节可用,maxBufferSize); bytesRead=fileInputStream.read(缓冲区,0,缓冲区大小); } //发送文件数据后所需的多部分表单数据。。。 dos.writeBytes(lineEnd); 写字节(两个连字符+边界+两个连字符+行结束); //来自服务器的响应(代码和消息) serverResponseCode=conn.getResponseCode(); 字符串serverResponseMessage=conn.getResponseMessage(); Log.i(“uploadFile”,“HTTP响应为:”+serverResponseMessage +“:”+serverResponseCode); 如果(服务器响应代码==200){ Toast.makeText(这个, fileName+“\n文件上载到服务器完成。”, 吐司。长度(短)。show(); /* *runOnUiThread(新Runnable(){public void run()){ * *Toast.makeText(getActivity(),文件名+ *“\n文件上载到服务器已完成。”, *Toast.LENGTH_SHORT).show();}); */ }否则{ /* *新线程(new Runnable(){public void run()){ *runOnUiThread(新Runnable(){public void run()){ *Toast.makeText(getActivity(),“发送文件时出错”, *吐司。长度(短)。show(); * *}});文件extBaseDir=Environment *.getExternalStorageDirectory();文件=新建 *文件(extBaseDir.getAbsoluteFile()+“/GeoStamping/sys”); *最终字符串filePath=file.getAbsolutePath()+“/”+ *“unsent.dat”;File ff=新文件(filePath);请尝试{String[]d *=预读();BufferedWriter out=新的BufferedWriter(新的 *FileWriter(filePath));for(int j=0;j,android,Android,我可以上传任何文件,但我无法使用此方法获取要上传的图像文件的路径。请帮助我,我在android中非常幼稚您的代码有点难读。在上传图片之前,您能在本地保存图片的部分添加评论吗?我没看到。你确定你的照片拍得正确吗?安卓相机列表 public int uploadFile(String sourceFileUri) { File extBaseDir = Environment.getExternalStorageDirectory(); File file = new File(ex
public int uploadFile(String sourceFileUri) {
File extBaseDir = Environment.getExternalStorageDirectory();
File file = new File(extBaseDir.getAbsoluteFile() + "/Nrega/data");
// String upLoadServerUri =
// "http://117.239.190.115/MobilePHP/upload_media_test1.php";
String upLoadServerUri = "Server path";
final String fileName = sourceFileUri;
String fileName1 = file.getAbsolutePath() + "/" + sourceFileUri;
HttpURLConnection conn = null;
DataOutputStream dos = null;
String lineEnd = "\r\n";
String twoHyphens = "--";
String boundary = "*****";
int bytesRead, bytesAvailable, bufferSize;
byte[] buffer;
int maxBufferSize = 1 * 1024 * 1024;
File sourceFile = new File(fileName1);
if (!sourceFile.isFile()) {
Log.e("uploadFile", "Source File Does not exist");
return 0;
}
try { // open a URL connection to the Servlet
FileInputStream fileInputStream = new FileInputStream(sourceFile);
URL url = new URL(upLoadServerUri);
conn = (HttpURLConnection) url.openConnection(); // Open a HTTP
// connection
// to
// the URL
conn.setDoInput(true); // Allow Inputs
conn.setDoOutput(true); // Allow Outputs
conn.setUseCaches(false); // Don't use a Cached Copy
conn.setRequestMethod("POST");
conn.setRequestProperty("Connection", "Keep-Alive");
conn.setRequestProperty("ENCTYPE", "multipart/form-data");
conn.setRequestProperty("Content-Type",
"multipart/form-data;boundary=" + boundary);
conn.setRequestProperty("uploaded_file", fileName);
dos = new DataOutputStream(conn.getOutputStream());
// dos1 = new DataInputStream(conn.getInputStream());
dos.writeBytes(twoHyphens + boundary + lineEnd);
dos.writeBytes("Content-Disposition: form-data; name=\"uploaded_file\";filename=\""
+ fileName + "\"" + lineEnd);
dos.writeBytes(lineEnd);
bytesAvailable = fileInputStream.available(); // create a buffer
// of
// maximum size
bufferSize = Math.min(bytesAvailable, maxBufferSize);
buffer = new byte[bufferSize];
// read file and write it into form...
bytesRead = fileInputStream.read(buffer, 0, bufferSize);
while (bytesRead > 0) {
dos.write(buffer, 0, bufferSize);
bytesAvailable = fileInputStream.available();
bufferSize = Math.min(bytesAvailable, maxBufferSize);
bytesRead = fileInputStream.read(buffer, 0, bufferSize);
}
// send multipart form data necesssary after file data...
dos.writeBytes(lineEnd);
dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
// Responses from the server (code and message)
serverResponseCode = conn.getResponseCode();
String serverResponseMessage = conn.getResponseMessage();
Log.i("uploadFile", "HTTP Response is : " + serverResponseMessage
+ ": " + serverResponseCode);
if (serverResponseCode == 200) {
Toast.makeText(this,
fileName + "\nFile Upload to Server Complete.",
Toast.LENGTH_SHORT).show();
/*
* runOnUiThread(new Runnable() { public void run() {
*
* Toast.makeText(getActivity(), fileName +
* "\nFile Upload to Server Complete.",
* Toast.LENGTH_SHORT).show(); } });
*/
} else {
/*
* new Thread(new Runnable() { public void run() {
* runOnUiThread(new Runnable() { public void run() {
* Toast.makeText(getActivity(), "Error in Sending File",
* Toast.LENGTH_SHORT).show();
*
* } }); File extBaseDir = Environment
* .getExternalStorageDirectory(); File file = new
* File(extBaseDir.getAbsoluteFile() + "/GeoStamping/sys");
* final String filePath = file.getAbsolutePath() + "/" +
* "unsent.dat"; File ff = new File(filePath); try { String[] d
* = preread(); BufferedWriter out = new BufferedWriter( new
* FileWriter(filePath)); for (int j = 0; j < d.length; j++) {
* out.write(d[j].toString() + "\n"); } out.write(txtfilename2 +
* ".txt\n"); out.write(txtfilename2 + ".jpg\n"); out.flush();
* out.close(); } catch (Exception e) { // TODO Auto-generated
* catch block e.printStackTrace(); } } }).start();
*/
}
// close the streams //
fileInputStream.close();
dos.flush();
dos.close();
} catch (final MalformedURLException e) {
showError("Error : MalformedURLException ");
// showError("Error : MalformedURLException " + e);
e.printStackTrace();
} catch (final IOException e) {
showError("Error : IOException ");
// showError("Error : IOException " + e);
e.printStackTrace();
} catch (final Exception e) {
// int er = e.printStackTrace();
// showError(e.printStackTrace());
showError(e.toString());
}
// dialog.dismiss();
return serverResponseCode;
}