Example usage for java.io BufferedOutputStream BufferedOutputStream

Introduction

In this page you can find the example usage for java.io BufferedOutputStream BufferedOutputStream.

Prototype

public BufferedOutputStream(OutputStream out)

Source Link

Document

Creates a new buffered output stream to write data to the specified underlying output stream.

Usage

From source file:Main.java

public static File getFileFromBytes(byte[] b, String outputFile) {
    File ret = null;/*from  w  w w .ja v a2 s.c  o  m*/
    BufferedOutputStream stream = null;
    try {
        ret = new File(outputFile);
        if (!ret.exists()) {
            if (!ret.mkdirs()) {
                throw new FileNotFoundException("can't create folder" + outputFile);
            }

        }
        FileOutputStream fstream = new FileOutputStream(ret);
        stream = new BufferedOutputStream(fstream);
        stream.write(b);
    } catch (Exception e) {
        // log.error("helper:get file from byte process error!");
        e.printStackTrace();
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
                // log.error("helper:get file from byte process error!");
                e.printStackTrace();
            }
        }
    }
    return ret;
}

From source file:Main.java

public static void saveImageToSD(Context ctx, String filePath, Bitmap bitmap, int quality) throws IOException {
    if (bitmap != null) {
        File file = new File(filePath.substring(0, filePath.lastIndexOf(File.separator)));
        if (!file.exists()) {
            file.mkdirs();/*from www.j ava2  s. c o m*/
        }
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(filePath));
        bitmap.compress(CompressFormat.JPEG, quality, bos);
        bos.flush();
        bos.close();
        if (ctx != null) {
            scanPhoto(ctx, filePath);
        }
    }
}

From source file:Main.java

private static final void copyInputStream(InputStream in, String fileName) throws FileNotFoundException {
    File file = new File(fileName);
    File parentFile = file.getParentFile();
    parentFile.mkdirs();/*from  w w w. j a v a2  s . co  m*/
    System.out.println("Creating parent directory... " + parentFile.getAbsolutePath());
    byte[] buffer = new byte[1024];
    FileOutputStream fos = new FileOutputStream(file);
    BufferedOutputStream out = new BufferedOutputStream(fos);
    int len;
    try {
        while ((len = in.read(buffer)) >= 0) {
            out.write(buffer, 0, len);
        }
    } catch (IOException ex) {

    } finally {
        try {
            in.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        try {
            out.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }
}

From source file:Main.java

public static boolean downloadFile(File file, URL url) throws IOException {
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    HttpURLConnection conn = null;
    try {//from  w w w.j a  v  a  2 s.c  o m
        conn = (HttpURLConnection) url.openConnection();
        bis = new BufferedInputStream(conn.getInputStream());
        bos = new BufferedOutputStream(new FileOutputStream(file));

        int contentLength = conn.getContentLength();

        byte[] buffer = new byte[BUFFER_SIZE];
        int read = 0;
        int count = 0;
        while ((read = bis.read(buffer)) != -1) {
            bos.write(buffer, 0, read);
            count += read;
        }
        if (count < contentLength)
            return false;
        int responseCode = conn.getResponseCode();
        if (responseCode / 100 != 2) {
            // error
            return false;
        }
        // finished
        return true;
    } finally {
        try {
            bis.close();
            bos.close();
            conn.disconnect();
        } catch (Exception e) {
        }
    }
}

From source file:Main.java

public static void saveImageToSD(Context ctx, String filePath, Bitmap bitmap, int quality) throws IOException {
    if (bitmap != null) {
        File file = new File(filePath);
        File dir = new File(filePath.substring(0, filePath.lastIndexOf(File.separator)));
        if (!dir.exists()) {
            dir.mkdirs();//from  w w w .  ja va2 s .c o  m
        }
        file.createNewFile();

        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(file));
        bitmap.compress(Bitmap.CompressFormat.JPEG, quality, bos);
        bos.flush();
        bos.close();
    }
}

From source file:Main.java

public static boolean saveFile(Bitmap bm, String fileDir, String fileName) {
    try {//from w  w  w. j a v  a 2  s  . c om
        File dirFile = new File(fileDir);
        if (!dirFile.exists()) {
            dirFile.mkdirs();
        }
        File myCaptureFile = new File(fileDir, fileName + ".jpg");
        if (myCaptureFile.exists()) {
            myCaptureFile = new File(fileDir, fileName + System.currentTimeMillis() + ".jpg");
        }
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(myCaptureFile));
        bm.compress(CompressFormat.JPEG, 100, bos);
        bos.flush();
        bos.close();
        return true;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return false;
}

From source file:Main.java

public static void copyToMemory(Context context, String srcFilePath, String dictFileName) throws IOException {
    File srcFile = new File(srcFilePath);
    if (!srcFile.exists() || srcFile.isDirectory()) {
        return;//w ww.  jav a2  s . c o  m
    }
    BufferedInputStream inBufferedInputStream = new BufferedInputStream(new FileInputStream(srcFile));
    FileOutputStream fos = context.openFileOutput(dictFileName, 0);
    BufferedOutputStream bos = new BufferedOutputStream(fos);
    byte[] b = new byte[1024 * 4];
    int len;
    while ((len = inBufferedInputStream.read(b)) != -1) {
        bos.write(b, 0, len);
        bos.flush();
    }
    inBufferedInputStream.close();
    bos.close();
}

From source file:Main.java

public static void fastBufferFileCopy(File source, File target) {
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    long start = System.currentTimeMillis();
    FileInputStream fis = null;/*w  ww  .j a va  2 s .co m*/
    FileOutputStream fos = null;
    long size = source.length();
    try {
        fis = new FileInputStream(source);
        bis = new BufferedInputStream(fis);
        fos = new FileOutputStream(target);
        bos = new BufferedOutputStream(fos);

        byte[] barr = new byte[Math.min((int) size, 1 << 20)];
        int read = 0;
        while ((read = bis.read(barr)) != -1) {
            bos.write(barr, 0, read);
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        close(fis);
        close(fos);
        close(bis);
        close(bos);
    }
    long end = System.currentTimeMillis();

    String srcPath = source.getAbsolutePath();
    Log.d("Copied " + srcPath + " to " + target,
            ", took " + (end - start) / 1000 + " ms, total size " + nf.format(size) + " Bytes, speed "
                    + ((end - start > 0) ? nf.format(size / (end - start)) : 0) + "KB/s");
}

From source file:Main.java

public static void zip(String zipFileName, String[] zipEntries) {

    try (ZipOutputStream zos = new ZipOutputStream(
            new BufferedOutputStream(new FileOutputStream(zipFileName)))) {

        // Set the compression level to best compression
        zos.setLevel(Deflater.BEST_COMPRESSION);

        for (int i = 0; i < zipEntries.length; i++) {
            File entryFile = new File(zipEntries[i]);
            if (!entryFile.exists()) {
                System.out.println("The entry file  " + entryFile.getAbsolutePath() + "  does  not  exist");
                System.out.println("Aborted   processing.");
                return;
            }//from  w  w w  . j  a va  2  s  .c  om
            ZipEntry ze = new ZipEntry(zipEntries[i]);
            zos.putNextEntry(ze);
            addEntryContent(zos, zipEntries[i]);
            zos.closeEntry();
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void serialize(Object object, OutputStream outputStream) {
    try {//  w  ww.j  a v  a  2  s  .c  o m
        final OutputStream buffer = new BufferedOutputStream(outputStream);
        final ObjectOutput output = new ObjectOutputStream(buffer);
        try {
            output.writeObject(object);
        } finally {
            output.close();
        }
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
}