Example usage for android.util Base64OutputStream write

Introduction

In this page you can find the example usage for android.util Base64OutputStream write.

Prototype

public void write(byte[] b, int off, int len) throws IOException 

Source Link

Usage

From source file:com.android.yijiang.kzx.http.JsonStreamerEntity.java

private void writeToFromFile(OutputStream os, RequestParams.FileWrapper wrapper) throws IOException {

    // Send the meta data.
    writeMetaData(os, wrapper.file.getName(), wrapper.contentType);

    int bytesRead, bytesWritten = 0, totalSize = (int) wrapper.file.length();

    // Open the file for reading.
    FileInputStream in = new FileInputStream(wrapper.file);

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from file until no more data's left to read.
    while ((bytesRead = in.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
        bytesWritten += bytesRead;/*from www.ja v a 2s . com*/
        progressHandler.sendProgressMessage(bytesWritten, totalSize);
    }

    // Close the Base64 output stream.
    AsyncHttpClient.silentCloseOutputStream(bos);

    // End the meta data.
    endMetaData(os);

    // Safely close the input stream.
    AsyncHttpClient.silentCloseInputStream(in);
}

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From source file:com.amytech.android.library.utils.asynchttp.JsonStreamerEntity.java

private void writeToFromFile(OutputStream os, RequestParams.FileWrapper wrapper) throws IOException {

    // Send the meta data.
    writeMetaData(os, wrapper.file.getName(), wrapper.contentType);

    int bytesRead;
    long bytesWritten = 0, totalSize = wrapper.file.length();

    // Open the file for reading.
    FileInputStream in = new FileInputStream(wrapper.file);

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from file until no more data's left to read.
    while ((bytesRead = in.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
        bytesWritten += bytesRead;/*from  ww w .  j a  v  a  2 s  . c o m*/
        progressHandler.sendProgressMessage(bytesWritten, totalSize);
    }

    // Close the Base64 output stream.
    AsyncHttpClient.silentCloseOutputStream(bos);

    // End the meta data.
    endMetaData(os);

    // Safely close the input stream.
    AsyncHttpClient.silentCloseInputStream(in);
}

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From source file:com.hujiang.restvolley.webapi.request.JsonStreamerEntity.java

private void writeToFromFile(OutputStream os, FileWrapper wrapper) throws IOException {

    // Send the meta data.
    writeMetaData(os, wrapper.file.getName(), wrapper.contentType);

    int bytesRead;

    // Open the file for reading.
    FileInputStream in = new FileInputStream(wrapper.file);

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from file until no more data's left to read.
    while ((bytesRead = in.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
    }//  w  ww.  j  av a 2s .  c  o  m

    // Close the Base64 output stream.
    if (bos != null) {
        bos.close();
    }

    // End the meta data.
    endMetaData(os);

    // Safely close the input stream.
    if (in != null) {
        in.close();
    }
}

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From source file:com.amytech.android.library.utils.asynchttp.JsonStreamerEntity.java

private void writeToFromStream(OutputStream os, RequestParams.StreamWrapper entry) throws IOException {

    // Send the meta data.
    writeMetaData(os, entry.name, entry.contentType);

    int bytesRead;

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from input stream until no more data's left to read.
    while ((bytesRead = entry.inputStream.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
    }/*from   w w w  .  ja v a 2s .c o m*/

    // Close the Base64 output stream.
    AsyncHttpClient.silentCloseOutputStream(bos);

    // End the meta data.
    endMetaData(os);

    // Close input stream.
    if (entry.autoClose) {
        // Safely close the input stream.
        AsyncHttpClient.silentCloseInputStream(entry.inputStream);
    }
}

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From source file:com.hujiang.restvolley.webapi.request.JsonStreamerEntity.java

private void writeToFromStream(OutputStream os, StreamWrapper entry) throws IOException {

    // Send the meta data.
    writeMetaData(os, entry.name, entry.contentType);

    int bytesRead;

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from input stream until no more data's left to read.
    while ((bytesRead = entry.inputStream.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
    }//from   ww w  . ja  v  a 2s . c o m

    // Close the Base64 output stream.
    if (bos != null) {
        bos.close();
    }

    // End the meta data.
    endMetaData(os);

    // Close input stream.
    if (entry.autoClose) {
        // Safely close the input stream.
        if (entry.inputStream != null) {
            entry.inputStream.close();
        }
    }
}

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From source file:edu.ncsu.asbransc.mouflon.recorder.UploadFile.java

private void encodeFileBase64(File file, DataOutputStream out) {
    byte[] buffer = new byte[4096];
    int bytesRead = 0;
    FileInputStream in = null;/*from ww  w .  ja  v a 2  s . com*/
    try {
        in = new FileInputStream(file);
    } catch (FileNotFoundException e1) {
        e1.printStackTrace();
        return;
    }
    Base64OutputStream out64 = new Base64OutputStream(out, Base64.NO_CLOSE);
    try {
        while ((bytesRead = in.read(buffer)) > 0) { //this loop grabs more of the file and uploads it 4KB  at a time
            out64.write(buffer, 0, bytesRead);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            in.close();
            out64.close();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (NullPointerException e) {
            e.printStackTrace();
        }
    }
}

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From source file:com.aoeng.degu.utils.net.asyncthhpclient.JsonStreamerEntity.java

@Override
public void writeTo(final OutputStream outstream) throws IOException {
    if (outstream == null) {
        throw new IllegalStateException("Output stream cannot be null.");
    }//w  w  w.  j  ava  2  s.  c  o  m

    // Record the time when uploading started.
    long now = System.currentTimeMillis();

    // Keys used by the HashMaps.
    Set<String> keys;

    // Use GZIP compression when sending streams, otherwise just use
    // a buffered output stream to speed things up a bit.
    OutputStream upload;
    if (null != contentEncoding) {
        upload = new GZIPOutputStream(new BufferedOutputStream(outstream), BUFFER_SIZE);
    } else {
        upload = new BufferedOutputStream(outstream);
    }

    // Always send a JSON object.
    upload.write('{');

    // Send the K/V values.
    keys = kvParams.keySet();
    for (String key : keys) {
        // Write the JSON object's key.
        upload.write(escape(key));
        upload.write(':');

        // Evaluate the value (which cannot be null).
        Object value = kvParams.get(key);

        if (value instanceof Boolean) {
            upload.write((Boolean) value ? JSON_TRUE : JSON_FALSE);
        } else if (value instanceof Long) {
            upload.write((((Number) value).longValue() + "").getBytes());
        } else if (value instanceof Double) {
            upload.write((((Number) value).doubleValue() + "").getBytes());
        } else if (value instanceof Float) {
            upload.write((((Number) value).floatValue() + "").getBytes());
        } else if (value instanceof Integer) {
            upload.write((((Number) value).intValue() + "").getBytes());
        } else {
            upload.write(value.toString().getBytes());
        }

        upload.write(',');
    }

    // Buffer used for reading from input streams.
    byte[] buffer = new byte[BUFFER_SIZE];

    // Send the stream params.
    keys = streamParams.keySet();
    for (String key : keys) {
        RequestParams.StreamWrapper entry = streamParams.get(key);

        // Write the JSON object's key.
        upload.write(escape(key));

        // All uploads are sent as an object containing the file's details.
        upload.write(':');
        upload.write('{');

        // Send the streams's name.
        upload.write(STREAM_NAME);
        upload.write(':');
        upload.write(escape(entry.name));
        upload.write(',');

        // Send the streams's content type.
        upload.write(STREAM_TYPE);
        upload.write(':');
        upload.write(escape(entry.contentType));
        upload.write(',');

        // Prepare the file content's key.
        upload.write(STREAM_CONTENTS);
        upload.write(':');
        upload.write('"');

        // Upload the file's contents in Base64.
        Base64OutputStream outputStream = new Base64OutputStream(upload, Base64.NO_CLOSE | Base64.NO_WRAP);

        // Read from input stream until no more data's left to read.
        int bytesRead;
        while ((bytesRead = entry.inputStream.read(buffer)) != -1) {
            outputStream.write(buffer, 0, bytesRead);
        }

        // Close the Base64 output stream.
        outputStream.close();

        // End the file's object and prepare for next one.
        upload.write('"');
        upload.write('}');
        upload.write(',');
    }

    // Include the elapsed time taken to upload everything.
    // This might be useful for somebody, but it serves us well since
    // there will almost always be a ',' as the last sent character.
    upload.write(STREAM_ELAPSED);
    upload.write(':');
    long elapsedTime = System.currentTimeMillis() - now;
    upload.write((elapsedTime + "}").getBytes());

    Log.i(LOG_TAG, "Uploaded JSON in " + Math.floor(elapsedTime / 1000) + " seconds");

    // Flush the contents up the stream.
    upload.flush();
    upload.close();
}

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