Examples with ByteArrayBuffer org.apache.http.util.ByteArrayBuffer used on opensource projects

Example 11 with ByteArrayBuffer

use of org.apache.http.util.ByteArrayBuffer in project android_frameworks_base by DirtyUnicorns.

the class BandwidthTestUtil method DownloadFromUrl.

/**
     * Download a given file from a target url to a given destination file.
     * @param targetUrl the url to download
     * @param file the {@link File} location where to save to
     * @return true if it succeeded
     */
public static boolean DownloadFromUrl(String targetUrl, File file) {
    try {
        URL url = new URL(targetUrl);
        Log.d(LOG_TAG, "Download begining");
        Log.d(LOG_TAG, "Download url:" + url);
        Log.d(LOG_TAG, "Downloaded file name:" + file.getAbsolutePath());
        URLConnection ucon = url.openConnection();
        InputStream is = ucon.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);
        ByteArrayBuffer baf = new ByteArrayBuffer(50);
        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }
        FileOutputStream fos = new FileOutputStream(file);
        fos.write(baf.toByteArray());
        fos.close();
    } catch (IOException e) {
        Log.d(LOG_TAG, "Failed to download file with error: " + e);
        return false;
    }
    return true;
}

Example 12 with ByteArrayBuffer

use of org.apache.http.util.ByteArrayBuffer in project crawler4j by yasserg.

the class Page method toByteArray.

/**
     * Read contents from an entity, with a specified maximum. This is a replacement of
     * EntityUtils.toByteArray because that function does not impose a maximum size.
     *
     * @param entity The entity from which to read
     * @param maxBytes The maximum number of bytes to read
     * @return A byte array containing maxBytes or fewer bytes read from the entity
     *
     * @throws IOException Thrown when reading fails for any reason
     */
protected byte[] toByteArray(HttpEntity entity, int maxBytes) throws IOException {
    if (entity == null) {
        return new byte[0];
    }
    try (InputStream is = entity.getContent()) {
        int size = (int) entity.getContentLength();
        int readBufferLength = size;
        if (readBufferLength <= 0) {
            readBufferLength = 4096;
        }
        // in case when the maxBytes is less than the actual page size
        readBufferLength = Math.min(readBufferLength, maxBytes);
        // We allocate the buffer with either the actual size of the entity (if available)
        // or with the default 4KiB if the server did not return a value to avoid allocating
        // the full maxBytes (for the cases when the actual size will be smaller than maxBytes).
        ByteArrayBuffer buffer = new ByteArrayBuffer(readBufferLength);
        byte[] tmpBuff = new byte[4096];
        int dataLength;
        while ((dataLength = is.read(tmpBuff)) != -1) {
            if (maxBytes > 0 && (buffer.length() + dataLength) > maxBytes) {
                truncated = true;
                dataLength = maxBytes - buffer.length();
            }
            buffer.append(tmpBuff, 0, dataLength);
            if (truncated) {
                break;
            }
        }
        return buffer.toByteArray();
    }
}

Example 13 with ByteArrayBuffer

use of org.apache.http.util.ByteArrayBuffer in project android_frameworks_base by ParanoidAndroid.

the class BandwidthTestUtil method DownloadFromUrl.

/**
     * Download a given file from a target url to a given destination file.
     * @param targetUrl the url to download
     * @param file the {@link File} location where to save to
     * @return true if it succeeded
     */
public static boolean DownloadFromUrl(String targetUrl, File file) {
    try {
        URL url = new URL(targetUrl);
        Log.d(LOG_TAG, "Download begining");
        Log.d(LOG_TAG, "Download url:" + url);
        Log.d(LOG_TAG, "Downloaded file name:" + file.getAbsolutePath());
        URLConnection ucon = url.openConnection();
        InputStream is = ucon.getInputStream();
        BufferedInputStream bis = new BufferedInputStream(is);
        ByteArrayBuffer baf = new ByteArrayBuffer(50);
        int current = 0;
        while ((current = bis.read()) != -1) {
            baf.append((byte) current);
        }
        FileOutputStream fos = new FileOutputStream(file);
        fos.write(baf.toByteArray());
        fos.close();
    } catch (IOException e) {
        Log.d(LOG_TAG, "Failed to download file with error: " + e);
        return false;
    }
    return true;
}

Example 14 with ByteArrayBuffer

use of org.apache.http.util.ByteArrayBuffer in project platform_external_apache-http by android.

the class AbstractSessionInputBuffer method init.

protected void init(final InputStream instream, int buffersize, final HttpParams params) {
    if (instream == null) {
        throw new IllegalArgumentException("Input stream may not be null");
    }
    if (buffersize <= 0) {
        throw new IllegalArgumentException("Buffer size may not be negative or zero");
    }
    if (params == null) {
        throw new IllegalArgumentException("HTTP parameters may not be null");
    }
    this.instream = instream;
    this.buffer = new byte[buffersize];
    this.bufferpos = 0;
    this.bufferlen = 0;
    this.linebuffer = new ByteArrayBuffer(buffersize);
    this.charset = HttpProtocolParams.getHttpElementCharset(params);
    this.ascii = this.charset.equalsIgnoreCase(HTTP.US_ASCII) || this.charset.equalsIgnoreCase(HTTP.ASCII);
    this.maxLineLen = params.getIntParameter(CoreConnectionPNames.MAX_LINE_LENGTH, -1);
    this.metrics = new HttpTransportMetricsImpl();
}

Example 15 with ByteArrayBuffer

use of org.apache.http.util.ByteArrayBuffer in project platform_external_apache-http by android.

the class AbstractSessionOutputBuffer method init.

protected void init(final OutputStream outstream, int buffersize, final HttpParams params) {
    if (outstream == null) {
        throw new IllegalArgumentException("Input stream may not be null");
    }
    if (buffersize <= 0) {
        throw new IllegalArgumentException("Buffer size may not be negative or zero");
    }
    if (params == null) {
        throw new IllegalArgumentException("HTTP parameters may not be null");
    }
    this.outstream = outstream;
    this.buffer = new ByteArrayBuffer(buffersize);
    this.charset = HttpProtocolParams.getHttpElementCharset(params);
    this.ascii = this.charset.equalsIgnoreCase(HTTP.US_ASCII) || this.charset.equalsIgnoreCase(HTTP.ASCII);
    this.metrics = new HttpTransportMetricsImpl();
}