Example usage for java.io BufferedOutputStream flush

List of usage examples for java.io BufferedOutputStream flush

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Introduction

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

Prototype

@Override
public synchronized void flush() throws IOException

Source Link

Document

Flushes this buffered output stream.

Usage

From source file:com.forecast.io.toolbox.NetworkServiceTask.java

@Override
protected INetworkResponse doInBackground(INetworkRequest... params) {
    INetworkRequest request = params[0];

    if (request == null || isCancelled()) {
        return null;
    }//from   w w w . ja va  2s .  c  o  m

    InputStream input = null;

    BufferedOutputStream output = null;

    HttpURLConnection connection = null;

    INetworkResponse response = null;

    try {
        response = (INetworkResponse) request.getResponse().newInstance();

        URL url = new URL(request.getUri().toString());

        connection = (HttpURLConnection) url.openConnection();

        connection.setReadTimeout(SOCKET_TIME_OUT);

        connection.setConnectTimeout(CONNECTION_TIME_OUT);

        connection.setRequestMethod(request.getMethod().toString());

        connection.setDoInput(true);

        if (NetworkUtils.Method.POST.equals(request.getMethod())) {
            String data = request.getPostBody();

            if (data != null) {
                connection.setDoOutput(true);

                connection.setRequestProperty("Content-Type", request.getContentType());

                output = new BufferedOutputStream(connection.getOutputStream());

                output.write(data.getBytes());

                output.flush();

                IOUtils.closeQuietly(output);
            }
        }

        int code = connection.getResponseCode();

        input = (code != HttpStatus.SC_OK) ? connection.getErrorStream() : connection.getInputStream();

        response.onNetworkResponse(new JSONObject(IOUtils.toString(input)));

        IOUtils.closeQuietly(input);
    } catch (Exception e) {
        Log.e(Constants.LOG_TAG, e.toString());
    } finally {
        if (connection != null) {
            connection.disconnect();
        }

        IOUtils.closeQuietly(input);

        IOUtils.closeQuietly(output);
    }

    return response;
}

From source file:org.apache.ofbiz.base.util.UtilHttp.java

/**
 * Stream binary content from InputStream to OutputStream
 * This method does not close the streams passed
 *
 * @param out OutputStream content should go to
 * @param in InputStream of the actual content
 * @param length Size (in bytes) of the content
 * @throws IOException/*from w w w.j  ava2s . c  o m*/
 */
public static void streamContent(OutputStream out, InputStream in, int length) throws IOException {
    int bufferSize = 512; // same as the default buffer size; change as needed

    // make sure we have something to write to
    if (out == null) {
        throw new IOException("Attempt to write to null output stream");
    }

    // make sure we have something to read from
    if (in == null) {
        throw new IOException("Attempt to read from null input stream");
    }

    // make sure we have some content
    if (length == 0) {
        throw new IOException("Attempt to write 0 bytes of content to output stream");
    }

    // initialize the buffered streams
    BufferedOutputStream bos = new BufferedOutputStream(out, bufferSize);
    BufferedInputStream bis = new BufferedInputStream(in, bufferSize);

    byte[] buffer = new byte[length];
    int read = 0;
    try {
        while ((read = bis.read(buffer, 0, buffer.length)) != -1) {
            bos.write(buffer, 0, read);
        }
    } catch (IOException e) {
        Debug.logError(e, "Problem reading/writing buffers", module);
        bis.close();
        bos.close();
        throw e;
    } finally {
        if (bis != null) {
            bis.close();
        }
        if (bos != null) {
            bos.flush();
            bos.close();
        }
    }
}

From source file:com.gfan.sbbs.utils.images.ImageManager.java

private String writeToFile(InputStream is, String filename) {
    Log.d("LDS", "new write to file");
    BufferedInputStream in = null;
    BufferedOutputStream out = null;
    try {//from w  ww .j a  v a 2 s.co m
        in = new BufferedInputStream(is);
        out = new BufferedOutputStream(mContext.openFileOutput(filename, Context.MODE_PRIVATE));
        byte[] buffer = new byte[1024];
        int l;
        while ((l = in.read(buffer)) != -1) {
            out.write(buffer, 0, l);
        }
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } finally {
        try {
            if (in != null)
                in.close();
            if (out != null) {
                Log.d("LDS", "new write to file to -> " + filename);
                out.flush();
                out.close();
            }
        } catch (IOException ioe) {
            ioe.printStackTrace();
        }
    }
    return mContext.getFilesDir() + "/" + filename;
}

From source file:com.agilejava.docbkx.maven.AbstractTransformerMojo.java

/**
 * Saves the Docbook XML file with all XInclude resolved.
 *
 * @param initialFilename Filename of the root docbook source file.
 * @param doc             XOM Document resolved.
 * @return The new file generated.//  w w  w.j a  v a 2 s.  com
 * @throws MojoExecutionException DOCUMENT ME!
 */
protected File dumpResolvedXML(String initialFilename, nu.xom.Document doc) throws MojoExecutionException {
    final File file = new File(initialFilename);
    final String parent = file.getParent();
    File resolvedXML = null;
    if (parent != null) {
        resolvedXML = new File(getGeneratedSourceDirectory(), parent);
        resolvedXML.mkdirs();
        resolvedXML = new File(resolvedXML, "(gen)" + file.getName());
    } else {
        getGeneratedSourceDirectory().mkdirs();
        resolvedXML = new File(getGeneratedSourceDirectory(), "(gen)" + initialFilename);
    }

    FileOutputStream fos = null;
    try {
        fos = new FileOutputStream(resolvedXML);
    } catch (FileNotFoundException e) {
        throw new MojoExecutionException("Failed to open dump file", e);
    }
    if (fos != null) {
        getLog().info("Dumping to " + resolvedXML.getAbsolutePath());
        final BufferedOutputStream bos = new BufferedOutputStream(fos);
        final Serializer serializer = new Serializer(bos);

        try {
            serializer.write(doc);
            bos.flush();
            bos.close();
            fos.close();
            return resolvedXML;
        } catch (IOException e) {
            throw new MojoExecutionException("Failed to write to dump file", e);
        } finally {
            IOUtils.closeQuietly(bos);
            IOUtils.closeQuietly(fos);
        }
    }
    throw new MojoExecutionException("Failed to open dump file");
}

From source file:org.broadleafcommerce.core.search.service.solr.SolrConfiguration.java

public void copyConfigToSolrHome(InputStream configIs, File destFile) throws IOException {
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    try {//from  w  w w . j ava 2s .  c  o m
        bis = new BufferedInputStream(configIs);
        bos = new BufferedOutputStream(new FileOutputStream(destFile, false));
        boolean eof = false;
        while (!eof) {
            int temp = bis.read();
            if (temp == -1) {
                eof = true;
            } else {
                bos.write(temp);
            }
        }
        bos.flush();
    } finally {
        if (bis != null) {
            try {
                bis.close();
            } catch (Throwable e) {
                //do nothing
            }
        }
        if (bos != null) {
            try {
                bos.close();
            } catch (Throwable e) {
                //do nothing
            }
        }
    }
}

From source file:br.com.carlosrafaelgn.fplay.list.RadioStationList.java

private void saveFavoritesInternal(Context context) throws IOException {
    FileOutputStream fs = null;/* w ww  .  ja v a2 s.  co m*/
    BufferedOutputStream bs = null;
    try {
        final int count = Math.min(MAX_COUNT, favorites.size());
        int i = 0;
        fs = context.openFileOutput("_RadioFav", 0);
        bs = new BufferedOutputStream(fs, 4096);
        Serializer.serializeInt(bs, 0x0100);
        Serializer.serializeInt(bs, count);
        for (RadioStation s : favorites) {
            if (i >= count)
                break;
            s.serialize(bs);
            i++;
        }
        bs.flush();
    } finally {
        try {
            if (bs != null)
                bs.close();
        } catch (Throwable ex) {
        }
        try {
            if (fs != null)
                fs.close();
        } catch (Throwable ex) {
        }
    }
}

From source file:com.jeson.xutils.http.callback.FileDownloadHandler.java

public File handleEntity(HttpEntity entity, RequestCallBackHandler callBackHandler, String target,
        boolean isResume, String responseFileName) throws IOException {
    if (entity == null || TextUtils.isEmpty(target)) {
        return null;
    }//  ww w  .ja  v  a  2 s  . c om
    Log.e("target", "  target:" + target);
    File targetFile = new File(target);
    Log.e("target", "  targetFile:" + targetFile);
    if (!targetFile.exists()) {
        File dir = targetFile.getParentFile();
        if (dir.exists() || dir.mkdirs()) {
            targetFile.createNewFile();
        }
    }

    long current = 0;
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    try {
        FileOutputStream fileOutputStream = null;
        if (isResume) {
            current = targetFile.length();
            fileOutputStream = new FileOutputStream(target, true);
        } else {
            fileOutputStream = new FileOutputStream(target);
        }
        long total = entity.getContentLength() + current;
        bis = new BufferedInputStream(entity.getContent());
        bos = new BufferedOutputStream(fileOutputStream);

        if (callBackHandler != null && !callBackHandler.updateProgress(total, current, true)) {
            return targetFile;
        }

        byte[] tmp = new byte[4096];
        int len;
        while ((len = bis.read(tmp)) != -1) {
            bos.write(tmp, 0, len);
            current += len;
            if (callBackHandler != null) {
                if (!callBackHandler.updateProgress(total, current, false)) {
                    return targetFile;
                }
            }
        }
        bos.flush();
        if (callBackHandler != null) {
            callBackHandler.updateProgress(total, current, true);
        }
    } finally {
        IOUtils.closeQuietly(bis);
        IOUtils.closeQuietly(bos);
    }

    if (targetFile.exists() && !TextUtils.isEmpty(responseFileName)) {
        File newFile = new File(targetFile.getParent(), responseFileName);
        while (newFile.exists()) {
            newFile = new File(targetFile.getParent(), System.currentTimeMillis() + responseFileName);
        }
        return targetFile.renameTo(newFile) ? newFile : targetFile;
    } else {
        return targetFile;
    }
}

From source file:cn.isif.util_plus.http.callback.FileDownloadHandler.java

public File handleEntity(HttpEntity entity, RequestCallBackHandler callBackHandler, String target,
        boolean isResume, String responseFileName) throws IOException {
    if (entity == null || TextUtils.isEmpty(target)) {
        return null;
    }//from   w w w .  j a v a 2  s . c om

    File targetFile = new File(target);

    if (!targetFile.exists()) {
        File dir = targetFile.getParentFile();
        if (dir.exists() || dir.mkdirs()) {
            targetFile.createNewFile();
        }
    }

    long current = 0;
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    try {
        FileOutputStream fileOutputStream = null;
        if (isResume) {
            current = targetFile.length();
            fileOutputStream = new FileOutputStream(target, true);
        } else {
            fileOutputStream = new FileOutputStream(target);
        }
        long total = entity.getContentLength() + current;
        bis = new BufferedInputStream(entity.getContent());
        bos = new BufferedOutputStream(fileOutputStream);

        if (callBackHandler != null && !callBackHandler.updateProgress(total, current, true)) {
            return targetFile;
        }

        byte[] tmp = new byte[4096];
        int len;
        while ((len = bis.read(tmp)) != -1) {
            bos.write(tmp, 0, len);
            current += len;
            if (callBackHandler != null) {
                if (!callBackHandler.updateProgress(total, current, false)) {
                    return targetFile;
                }
            }
        }
        bos.flush();
        if (callBackHandler != null) {
            callBackHandler.updateProgress(total, current, true);
        }
    } finally {
        IOUtils.closeQuietly(bis);
        IOUtils.closeQuietly(bos);
    }

    if (targetFile.exists() && !TextUtils.isEmpty(responseFileName)) {
        File newFile = new File(targetFile.getParent(), responseFileName);
        while (newFile.exists()) {
            newFile = new File(targetFile.getParent(), System.currentTimeMillis() + responseFileName);
        }
        return targetFile.renameTo(newFile) ? newFile : targetFile;
    } else {
        return targetFile;
    }
}

From source file:com.drive.student.xutils.http.callback.FileDownloadHandler.java

public File handleEntity(HttpEntity entity,
        com.drive.student.xutils.http.callback.RequestCallBackHandler callBackHandler, String target,
        boolean isResume, String responseFileName) throws IOException {
    if (entity == null || TextUtils.isEmpty(target)) {
        return null;
    }/*from  w w w.j a v a 2 s. c om*/

    File targetFile = new File(target);

    if (!targetFile.exists()) {
        File dir = targetFile.getParentFile();
        if (dir.exists() || dir.mkdirs()) {
            targetFile.createNewFile();
        }
    }

    long current = 0;
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    try {
        FileOutputStream fileOutputStream = null;
        if (isResume) {
            current = targetFile.length();
            fileOutputStream = new FileOutputStream(target, true);
        } else {
            fileOutputStream = new FileOutputStream(target);
        }
        long total = entity.getContentLength() + current;
        bis = new BufferedInputStream(entity.getContent());
        bos = new BufferedOutputStream(fileOutputStream);

        if (callBackHandler != null && !callBackHandler.updateProgress(total, current, true)) {
            return targetFile;
        }

        byte[] tmp = new byte[4096];
        int len;
        while ((len = bis.read(tmp)) != -1) {
            bos.write(tmp, 0, len);
            current += len;
            if (callBackHandler != null) {
                if (!callBackHandler.updateProgress(total, current, false)) {
                    return targetFile;
                }
            }
        }
        bos.flush();
        if (callBackHandler != null) {
            callBackHandler.updateProgress(total, current, true);
        }
    } finally {
        IOUtils.closeQuietly(bis);
        IOUtils.closeQuietly(bos);
    }

    if (targetFile.exists() && !TextUtils.isEmpty(responseFileName)) {
        File newFile = new File(targetFile.getParent(), responseFileName);
        while (newFile.exists()) {
            newFile = new File(targetFile.getParent(), System.currentTimeMillis() + responseFileName);
        }
        return targetFile.renameTo(newFile) ? newFile : targetFile;
    } else {
        return targetFile;
    }
}

From source file:org.cruk.seq.SampleFastq.java

/**
 * Writes an XML file containing a summary of the sampling.
 *
 * @param datasetId the dataset id//  w  w w  . j ava 2s.c  om
 * @param sampledCount the sample size
 */
private void writeSummary(String datasetId, int sampledCount) {
    if (summaryFilename == null)
        return;

    BufferedOutputStream outputStream = null;
    try {
        outputStream = new BufferedOutputStream(new FileOutputStream(summaryFilename));
    } catch (IOException e) {
        error("Error creating file " + summaryFilename);
    }

    try {
        Element root = new Element("SamplingSummary");

        Element element = new Element("DatasetId");
        if (datasetId != null)
            element.appendChild(datasetId);
        root.appendChild(element);

        element = new Element("SampledCount");
        element.appendChild(Integer.toString(sampledCount));
        root.appendChild(element);

        Document document = new Document(root);

        Serializer serializer;
        serializer = new Serializer(outputStream, "ISO-8859-1");
        serializer.setIndent(2);
        serializer.setMaxLength(64);
        serializer.setLineSeparator("\n");
        serializer.write(document);

        outputStream.flush();
    } catch (UnsupportedEncodingException e) {
        error(e);
    } catch (IOException e) {
        error("Error writing summary XML file");
    } finally {
        try {
            outputStream.close();
        } catch (IOException e) {
            error("Error closing file " + summaryFilename);
        }
    }
}