Example usage for org.apache.commons.io IOUtils closeQuietly

Introduction

In this page you can find the example usage for org.apache.commons.io IOUtils closeQuietly.

Prototype

public static void closeQuietly(OutputStream output)

Source Link

Document

Unconditionally close an OutputStream.

Usage

From source file:de.fu_berlin.inf.dpp.core.util.FileUtils.java

/**
 * Calculate Adler32 checksum for given file.
 *
 * @return checksum of file//w w  w .  j  a v  a 2  s. c o m
 * @throws IOException if checksum calculation has been failed.
 */
public static long checksum(IFile file) throws IOException {

    InputStream in;
    try {
        in = file.getContents();
    } catch (IOException e) {
        throw new IOException("failed to calculate checksum.", e);
    }

    byte[] buffer = new byte[BUFFER_SIZE];

    Adler32 adler = new Adler32();

    int read;

    try {
        while ((read = in.read(buffer)) != -1) {
            adler.update(buffer, 0, read);
        }
    } finally {
        IOUtils.closeQuietly(in);
    }

    return adler.getValue();
}

From source file:abfab3d.io.output.SVXWriter.java

/**
 * Writes a grid out to an svx file//www  .j  av  a2 s .co m
 * @param grid
 * @param file
 */
public void write(AttributeGrid grid, String file) {
    FileOutputStream fos = null;
    BufferedOutputStream bos = null;

    try {
        fos = new FileOutputStream(file);
        bos = new BufferedOutputStream(fos);
        write(grid, bos);
    } catch (IOException ioe) {

        ioe.printStackTrace();

    } finally {
        IOUtils.closeQuietly(bos);
        IOUtils.closeQuietly(fos);
    }

}

From source file:eionet.gdem.conversion.converters.XMLConverter.java

@Override
public String convert(InputStream source, InputStream xslt, OutputStream result, String cnvFileExt)
        throws GDEMException, Exception {
    String xmlFile = Utils.getUniqueTmpFileName("." + cnvFileExt);
    if (result != null) {
        runXslTransformation(source, xslt, result);
    } else {//from w  ww .  j a va 2 s .  c  o  m
        try {
            result = new FileOutputStream(xmlFile);
            runXslTransformation(source, xslt, result);
        } catch (IOException e) {
            throw new GDEMException("Error creating XML output file " + e.toString(), e);
        } finally {
            IOUtils.closeQuietly(result);
        }
    }
    return xmlFile;
}

From source file:com.blogspot.jabelarminecraft.blocksmith.VersionChecker.java

@Override
public void run() {
    InputStream in = null;/*w  ww .j  a  v a 2  s .  c  o m*/
    try {
        in = new URL(
                "https://raw.githubusercontent.com/jabelar/MagicBeans-1.7.10/master/src/main/java/com/blogspot/jabelarminecraft/magicbeans/version_file")
                        .openStream();
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    try {
        latestVersion = IOUtils.readLines(in).get(0); // toString(in);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(in);
    }
    System.out.println("Latest mod version = " + latestVersion);
    isLatestVersion = BlockSmith.MODVERSION.equals(latestVersion);
    System.out.println("Are you running latest version = " + isLatestVersion);
}

From source file:com.blogspot.jabelarminecraft.magicbeans.VersionChecker.java

@Override
public void run() {
    InputStream in = null;/*w w w .j a va2  s  .  c om*/
    try {
        in = new URL(
                "https://raw.githubusercontent.com/jabelar/MagicBeans-1.7.10/master/src/main/java/com/blogspot/jabelarminecraft/magicbeans/version_file")
                        .openStream();
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    try {
        latestVersion = IOUtils.readLines(in).get(0); // toString(in);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(in);
    }
    System.out.println("Latest mod version = " + latestVersion);
    isLatestVersion = MagicBeans.MODVERSION.equals(latestVersion);
    System.out.println("Are you running latest version = " + isLatestVersion);
}

From source file:eionet.gdem.conversion.converters.TextConverter.java

@Override
public String convert(InputStream source, InputStream xslt, OutputStream result, String cnvFileExt)
        throws GDEMException, Exception {
    String outFile = Utils.getUniqueTmpFileName("." + cnvFileExt);
    if (result != null) {
        runXslTransformation(source, xslt, result);
    } else {//from   w  ww.  ja  v  a2  s . c o  m
        try {
            result = new FileOutputStream(outFile);
            runXslTransformation(source, xslt, result);
        } catch (IOException e) {
            throw new GDEMException("Error creating TEXT output file:" + e.toString(), e);
        } finally {
            IOUtils.closeQuietly(result);
        }
    }
    return outFile;
}

From source file:com.comcast.video.dawg.filter.gzip.GZipServletResponseWrapper.java

/**
 * Closes the stream and releases any system resources associated with it. Closing a previously closed stream has no
 * effect.//from w w w  .ja va 2s  . c  o  m
 */
public void close() {

    // PrintWriter.close does not throw exceptions. Thus, the call does not need
    // be inside a try-catch block.
    if (this.printWriter != null) {
        this.printWriter.close();
    }

    IOUtils.closeQuietly(gzipOutputStream);
}

From source file:com.adaptris.core.services.GzipService.java

/**
 *  @see com.adaptris.core.Service#doService(AdaptrisMessage)
 *//* w  w  w . ja va 2s  .  c om*/
@Override
public void doService(AdaptrisMessage msg) throws ServiceException {
    InputStream in = null;
    GZIPOutputStream out = null;
    try {
        in = msg.getInputStream();
        out = new GZIPOutputStream(msg.getOutputStream());
        IOUtils.copy(in, out);
    } catch (Exception e) {
        throw new ServiceException(e);
    } finally {
        IOUtils.closeQuietly(in);
        IOUtils.closeQuietly(out);
    }
}

From source file:com.eryansky.common.utils.io.ResourceUtils.java

/**
 * {res}.properties?/*from ww  w  .  j a va  2 s .co  m*/
 * @param resource ?
 * @return ?
 */
public static String loadFromResource(String resource) {
    InputStream in = null;
    BufferedReader reader = null;
    try {
        in = new FileInputStream(resource);
        reader = new BufferedReader(new InputStreamReader(in, "utf-8"));
        return IOUtils.toString(reader);
    } catch (Exception excp) {
        throw new RuntimeException(excp);
    } finally {
        IOUtils.closeQuietly(reader);
        IOUtils.closeQuietly(in);
        reader = null;
    }
}

From source file:de.knurt.fam.template.controller.json.JSONController2.java

/**
 * print out json with the key and values got from
 * {@link JSONController2#getKeyAndValues(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)}
 * //from  w  ww .  ja va 2s .  c o  m
 * @param rq
 *            request
 * @param rs
 *            response
 * @return null
 */
public ModelAndView handleRequest(HttpServletRequest rq, HttpServletResponse rs) {
    PrintWriter pw = null;
    try {
        rs.setHeader("Content-type", "application/json");
        pw = rs.getWriter();
        IOUtils.write(this.getJSONObject().toString(), pw);
    } catch (IOException ex) {
        this.onIOException(ex);
    } finally {
        IOUtils.closeQuietly(pw);
    }
    return null;
}