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, int size) 

Source Link

Document

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

Usage

From source file:Main.java

public static Bitmap GetLocalOrNetBitmap(String url) {
    Bitmap bitmap = null;/*from w  w  w  . j  a v a 2 s .com*/
    InputStream in = null;
    BufferedOutputStream out = null;
    try {
        in = new BufferedInputStream(new URL(url).openStream(), 1024);
        final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
        out = new BufferedOutputStream(dataStream, 1024);
        copy(in, out);
        out.flush();
        byte[] data = dataStream.toByteArray();
        bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
        data = null;
        return bitmap;
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
}

---

From source file:Main.java

public static boolean downloadUrlToStream(String urlString, OutputStream outputStream) {
    HttpURLConnection urlConnection = null;
    BufferedOutputStream out = null;
    BufferedInputStream in = null;
    try {/*from   w ww .  j  a v  a  2 s  .co m*/
        final URL url = new URL(urlString);
        urlConnection = (HttpURLConnection) url.openConnection();
        in = new BufferedInputStream(urlConnection.getInputStream(), 8 * 1024);
        out = new BufferedOutputStream(outputStream, 8 * 1024);
        int b;
        while ((b = in.read()) != -1) {
            out.write(b);
        }
        return true;
    } catch (final IOException e) {
        e.printStackTrace();
    } finally {
        if (urlConnection != null) {
            urlConnection.disconnect();
        }
        try {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        } catch (final IOException e) {
            e.printStackTrace();
        }
    }
    return false;
}

---

From source file:Main.java

public static Bitmap getBitmapFromURL(String urlString) {
    Bitmap bitmap = null;/*from  w  w  w.j  a  v  a  2 s  . co m*/
    InputStream in = null;
    BufferedOutputStream out = null;
    try {
        in = new BufferedInputStream(new URL(urlString).openStream(), 1024 * 4);
        final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
        out = new BufferedOutputStream(dataStream, 1024 * 4);
        byte[] buffer = new byte[1024];
        int len = -1;
        while ((len = in.read(buffer)) != -1) {
            out.write(buffer, 0, len);
        }
        out.flush();
        byte[] data = dataStream.toByteArray();
        bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
        data = null;
        return bitmap;
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            in.close();
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return bitmap;
}

---

From source file:Main.java

public static boolean bitmapToOutPutStream(final Bitmap bitmap, OutputStream outputStream) {

    BufferedOutputStream out = null;
    BufferedInputStream in = null;
    try {/*  w  w  w . ja  v a 2  s.c  om*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
        InputStream inputStream = new ByteArrayInputStream(baos.toByteArray());

        in = new BufferedInputStream(inputStream, 8 * 1024);
        out = new BufferedOutputStream(outputStream, 8 * 1024);

        int b;
        while ((b = in.read()) != -1) {
            out.write(b);
        }
        return true;
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        } catch (final IOException e) {
            e.printStackTrace();
        }
    }
    return false;
}

---

From source file:Main.java

public static Bitmap getAndSetBitmapFromNet(String urlPath) {

    Bitmap bm = null;//from   w  ww . ja  v a 2 s  . com

    if (urlPath != null) {
        try {
            BufferedInputStream bis = new BufferedInputStream(new URL(urlPath).openStream(), 1024);
            final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
            BufferedOutputStream out = new BufferedOutputStream(dataStream, 1024);
            copy(bis, out);
            out.flush();
            final byte[] data = dataStream.toByteArray();
            bm = BitmapFactory.decodeByteArray(data, 0, data.length);
            Log.i(I, "data.length: " + data.length);
            out.close();
            dataStream.close();
            bis.close();
            bm = processBitmap(bm);
        } catch (IOException e) {
            Log.i(I, "URL Connection or Bitmap processing Exception");
            e.printStackTrace();
        }
    }
    return bm;
}

---

From source file:Main.java

private static void copy(InputStream in, OutputStream out) throws IOException {
    out = new BufferedOutputStream(out, 0x1000);
    in = new BufferedInputStream(in, 0x1000);

    // Copy the contents from the input stream to the output stream.
    while (true) {
        int b = in.read();
        if (b == -1) {
            break;
        }/*from ww w.  j  av  a2 s .  com*/
        out.write(b);
    }
    out.flush();
}

---

From source file:Main.java

public static void writeInts(String file, int[] ints) throws IOException {
    DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(file), 4 * 1024));
    try {//  w ww . j  a  va 2 s .  c o m
        int len = ints.length;
        out.writeInt(len);
        for (int i = 0; i < len; i++) {
            out.writeInt(ints[i]);
        }
    } finally {
        out.close();
    }
}

---

From source file:Main.java

public static void writeFloats(String file, float[] floats) throws IOException {
    DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(file), 4 * 1024));
    try {// w ww  .  j a v a2  s.c o  m
        int len = floats.length;
        out.writeInt(len);
        for (int i = 0; i < len; i++) {
            out.writeFloat(floats[i]);
        }
    } finally {
        out.close();
    }
}

---

From source file:Main.java

public static void writeSettings(String file, Object... objs) throws IOException {
    DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(file), 1024));
    try {/* w  w  w.ja  va  2s.c  om*/
        out.writeInt(objs.length);
        for (Object obj : objs) {
            char cl;
            if (obj instanceof Byte) {
                cl = 'Y';
            } else {
                cl = obj.getClass().getSimpleName().charAt(0);
            }

            out.writeChar(cl);
            if (obj instanceof String) {
                out.writeUTF((String) obj);
            } else if (obj instanceof Float) {
                out.writeFloat((Float) obj);
            } else if (obj instanceof Double) {
                out.writeDouble((Double) obj);
            } else if (obj instanceof Integer) {
                out.writeInt((Integer) obj);
            } else if (obj instanceof Long) {
                out.writeLong((Long) obj);
            } else if (obj instanceof Boolean) {
                out.writeBoolean((Boolean) obj);
            } else {
                throw new IllegalStateException("Unsupported type");
            }
        }
    } finally {
        out.close();
    }
}

---

From source file:Main.java

/**
 * Loads a bitmap from the specified url. This can take a while, so it should not
 * be called from the UI thread.//from w ww  .j a  v a2  s .  co m
 * 
 * @param url The location of the bitmap asset
 * 
 * @return The bitmap, or null if it could not be loaded
 */
public static Bitmap loadBitmap(String url) {
    Bitmap bitmap = null;
    InputStream in = null;
    BufferedOutputStream out = null;

    try {
        in = new BufferedInputStream(new URL(url).openStream(), IO_BUFFER_SIZE);

        final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
        out = new BufferedOutputStream(dataStream, IO_BUFFER_SIZE);
        copy(in, out);
        out.flush();

        final byte[] data = dataStream.toByteArray();
        bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
    } catch (IOException e) {
        Log.e(TAG, "Could not load Bitmap from: " + url);
    } finally {
        closeStream(in);
        closeStream(out);
    }

    return bitmap;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• »