照片上传失败

时间:2014-08-10 14:12:02

标签: java android upload

我已经制作了一个应用程序,可以使用PHP将照片上传到我的网络服务。 但是当我选择一张照片时,点击上传按钮,它会立即进入异常状态。我的代码出了什么问题?

public void upload (View v) {

    pd = ProgressDialog.show(Fotoupload.this, "Bezig met uploaden...", "Een moment geduld alsjeblieft...", true, false);
    new Thread(new Runnable() {
            public void run() {
                //do work
            //.....
            }
        }).start();

    HttpURLConnection connection = null;
    DataOutputStream outputStream = null;
    DataInputStream inputStream = null;

    String pathToOurFile = finalFile.toString();
    String urlServer = "http://www.xxx.nl/app/xx.php";
    String lineEnd = "\r\n";
    String twoHyphens = "--";
    String boundary =  "*****";
    int serverResponseCode;
    String serverResponseMessage;

    int bytesRead, bytesAvailable, bufferSize;
    byte[] buffer;
    int maxBufferSize = 1*1024*1024;

    try
    {
    FileInputStream fileInputStream = new FileInputStream(new File(pathToOurFile) );

    URL url = new URL(urlServer);
    connection = (HttpURLConnection) url.openConnection();

    // Allow Inputs & Outputs
    connection.setDoInput(true);
    connection.setDoOutput(true);
    connection.setUseCaches(false);
    // Enable POST method
    connection.setRequestMethod("POST");

    connection.setRequestProperty("Connection", "Keep-Alive");
    connection.setRequestProperty("Content-Type", "multipart/form-data;boundary="+boundary);

    outputStream = new DataOutputStream( connection.getOutputStream() );
    outputStream.writeBytes(twoHyphens + boundary + lineEnd);
    outputStream.writeBytes("Content-Disposition: form-data; name=\"userfile\";filename=\"" + pathToOurFile +"\"" + lineEnd);
    outputStream.writeBytes(lineEnd);

    bytesAvailable = fileInputStream.available();
    bufferSize = Math.min(bytesAvailable, maxBufferSize);
    buffer = new byte[bufferSize];

    // Read file
    bytesRead = fileInputStream.read(buffer, 0, bufferSize);

    while (bytesRead > 0)
    {
    outputStream.write(buffer, 0, bufferSize);
    bytesAvailable = fileInputStream.available();
    bufferSize = Math.min(bytesAvailable, maxBufferSize);
    bytesRead = fileInputStream.read(buffer, 0, bufferSize);
    }

    outputStream.writeBytes(lineEnd);
    outputStream.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);

    // Responses from the server (code and message)
    serverResponseCode = connection.getResponseCode();
    serverResponseMessage = connection.getResponseMessage();

    fileInputStream.close();
    outputStream.flush();
    outputStream.close();

    alert.showAlertDialog(Fotoupload.this,
            "Bedankt!",
            "Je foto is succesvol ontvangen door onze servers. Bekijk regelmatig de site om te zien of jou foto er tussen staat!", false);
    }
    catch (Exception ex)
    {
    //Exception handling
        alert.showAlertDialog(Fotoupload.this,
                "Oeps!",
                "Het uploaden van je foto is niet helemaal goed gegaan. Probeer het alsjeblieft opnieuw.", false);
    }

    pd.dismiss();

}

例外是:

  

08-10 16:18:38.130:W / System.err(2083):android.os.NetworkOnMainThreadException   08-10 16:18:38.140:W / System.err(2083):在android.os.StrictMode $ AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1099)   08-10 16:18:38.150:W / System.err(2083):at java.net.InetAddress.lookupHostByName(InetAddress.java:391)   08-10 16:18:38.150:W / System.err(2083):at java.net.InetAddress.getAllByNameImpl(InetAddress.java:242)   08-10 16:18:38.150:W / System.err(2083):at java.net.InetAddress.getAllByName(InetAddress.java:220)

请帮我解决此错误。

谢谢!

0 个答案:

没有答案