Examples with BufferedInputStream java.io.BufferedInputStream used on opensource projects

Example 26 with BufferedInputStream

use of java.io.BufferedInputStream in project pinot by linkedin.

the class StarTreeSerDe method fromBytes.

/**
   * De-serializes a StarTree structure.
   */
public static StarTreeInterf fromBytes(InputStream inputStream) throws IOException, ClassNotFoundException {
    BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream);
    StarTreeFormatVersion version = getStarTreeVersion(bufferedInputStream);
    switch(version) {
        case ON_HEAP:
            return fromBytesToOnHeapFormat(bufferedInputStream);
        case OFF_HEAP:
            return fromBytesToOffHeapFormat(bufferedInputStream);
        default:
            throw new RuntimeException("StarTree version number not recognized: " + version);
    }
}

Example 27 with BufferedInputStream

use of java.io.BufferedInputStream in project pinot by linkedin.

the class StarTreeSerDe method fromFile.

/**
   *
   * @param starTreeFile  Star Tree index file
   * @param readMode Read mode MMAP or OFF-HEAP (direct memory), only applicable to StarTreeOffHeap.
   * @return
   */
public static StarTreeInterf fromFile(File starTreeFile, ReadMode readMode) throws IOException, ClassNotFoundException {
    InputStream inputStream = new FileInputStream(starTreeFile);
    BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream);
    StarTreeFormatVersion starTreeVersion = getStarTreeVersion(bufferedInputStream);
    if (starTreeVersion.equals(StarTreeFormatVersion.ON_HEAP)) {
        return fromBytesToOnHeapFormat(bufferedInputStream);
    } else if (starTreeVersion.equals(StarTreeFormatVersion.OFF_HEAP)) {
        return new StarTreeOffHeap(starTreeFile, readMode);
    } else {
        throw new RuntimeException("Unrecognized version for Star Tree " + starTreeVersion);
    }
}

Example 28 with BufferedInputStream

use of java.io.BufferedInputStream in project qksms by moezbhatti.

the class ContactHelper method getBitmap.

public static Bitmap getBitmap(Context context, long id) {
    Bitmap bitmap = null;
    try {
        Uri contactUri = Uri.withAppendedPath(ContactsContract.Contacts.CONTENT_URI, String.valueOf(id));
        InputStream input = ContactsContract.Contacts.openContactPhotoInputStream(context.getContentResolver(), contactUri, true);
        if (input == null) {
            return null;
        }
        BufferedInputStream buf = new BufferedInputStream(input);
        bitmap = BitmapFactory.decodeStream(buf);
        buf.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return bitmap;
}

Example 29 with BufferedInputStream

use of java.io.BufferedInputStream in project OpenAttestation by OpenAttestation.

the class TextConsoleTest method testMain1.

@Test
public void testMain1() {
    FileOutputStream fos = null;
    BufferedInputStream bis = null;
    try {
        fos = new FileOutputStream(file);
        System.setErr(new PrintStream(fos));
        TextConsole.main(args1);
        bis = new BufferedInputStream(new FileInputStream(new File(file.toString())));
        byte[] b = new byte[1024];
        int length = bis.read(b);
        String temp = new String(b, 0, length).trim();
        StringBuffer sb = new StringBuffer();
        sb.append("Unrecognized command:").append(" oat_os:").append(" com.intel.mtwilson.client.cmd.oat_os");
        Assert.assertEquals(sb.toString(), temp);
    } catch (IOException e) {
        System.out.println("error message " + e.toString());
    } catch (Exception e) {
        System.out.println("error message " + e.toString());
    } finally {
        try {
            fos.close();
            bis.close();
        } catch (IOException e) {
            System.out.println("error message " + e.toString());
        }
    }
}

Example 30 with BufferedInputStream

use of java.io.BufferedInputStream in project OpenGrok by OpenGrok.

the class TextAnalyzer method getReader.

protected Reader getReader(InputStream stream) throws IOException {
    InputStream in = stream.markSupported() ? stream : new BufferedInputStream(stream);
    String charset = null;
    in.mark(3);
    byte[] head = new byte[3];
    int br = in.read(head, 0, 3);
    if (br >= 2 && (head[0] == (byte) 0xFE && head[1] == (byte) 0xFF) || (head[0] == (byte) 0xFF && head[1] == (byte) 0xFE)) {
        charset = "UTF-16";
        in.reset();
    } else if (br >= 3 && head[0] == (byte) 0xEF && head[1] == (byte) 0xBB && head[2] == (byte) 0xBF) {
        // InputStreamReader does not properly discard BOM on UTF8 streams,
        // so don't reset the stream.
        charset = "UTF-8";
    }
    if (charset == null) {
        in.reset();
        charset = Charset.defaultCharset().name();
    }
    return new InputStreamReader(in, charset);
}