Example usage for java.io IOException initCause

Introduction

In this page you can find the example usage for java.io IOException initCause.

Prototype

public synchronized Throwable initCause(Throwable cause) 

Source Link

Document

Initializes the cause of this throwable to the specified value.

Usage

From source file:org.cloudata.core.client.CTableManager.java

public static IOException makeIOException(Exception e) {
    if (e instanceof CRemoteException) {
        CRemoteException re = (CRemoteException) e;
        IOException resultException = null;
        try {/*from   w w  w.  j  a  v  a  2s.  c  o m*/
            if (re.getClassName() == null) {
                throw re;
            }
            Constructor cn = IOException.class.getConstructor(String.class);
            cn.setAccessible(true);
            IOException ex = (IOException) cn.newInstance(e.getMessage());
            ex.initCause(e);
            return ex;
            //resultException = (IOException)Class.forName(re.getClassName()).newInstance();
            //resultException.initCause(e);
            //return resultException;
        } catch (Exception e1) {
            e1.printStackTrace();
            LOG.error(e1.getMessage());
            //        return null;
            return re;
        }
    } else if (e instanceof IOException) {
        return (IOException) e;
    } else {
        IOException err = new IOException(e.getMessage());
        err.initCause(e);
        return err;
    }
}

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From source file:org.apache.hadoop.hbase.util.ModifyRegionUtils.java

/**
 * Execute the task on the specified set of regions.
 *
 * @param exec Thread Pool Executor/*from w  w  w  . j  a v  a2  s .c o  m*/
 * @param regions {@link HRegionInfo} that describes the regions to edit
 * @param task {@link RegionFillTask} custom code to edit the region
 * @throws IOException
 */
public static void editRegions(final ThreadPoolExecutor exec, final Collection<HRegionInfo> regions,
        final RegionEditTask task) throws IOException {
    final ExecutorCompletionService<Void> completionService = new ExecutorCompletionService<Void>(exec);
    for (final HRegionInfo hri : regions) {
        completionService.submit(new Callable<Void>() {
            @Override
            public Void call() throws IOException {
                task.editRegion(hri);
                return null;
            }
        });
    }

    try {
        for (HRegionInfo hri : regions) {
            completionService.take().get();
        }
    } catch (InterruptedException e) {
        throw new InterruptedIOException(e.getMessage());
    } catch (ExecutionException e) {
        IOException ex = new IOException();
        ex.initCause(e.getCause());
        throw ex;
    }
}

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From source file:biz.varkon.shelvesom.server.BGGInfo.java

/**
 * Parses a valid XML response from the specified input stream. This method
 * must invoke parse/*from www .  java2 s  .  c  o m*/
 * {@link ResponseParser#parseResponse(org.xmlpull.v1.XmlPullParser)} if the
 * XML response is valid, or throw an exception if it is not.
 * 
 * @param in
 *            The input stream containing the response sent by the web
 *            service.
 * @param responseParser
 *            The parser to use when the response is valid.
 * 
 * @throws java.io.IOException
 */
public static void parseResponse(InputStream in, ResponseParser responseParser,
        IOUtilities.inputTypes inputType) throws IOException {
    final XmlPullParser parser = Xml.newPullParser();
    try {
        parser.setInput(new InputStreamReader(in));

        int type;
        while ((type = parser.next()) != XmlPullParser.START_TAG && type != XmlPullParser.END_DOCUMENT) {
            // Empty
        }
        /*
         * if (type != XmlPullParser.START_TAG) { throw new
         * InflateException(parser.getPositionDescription() +
         * ": No start tag found!"); }
         * 
         * String name; boolean valid = false; final int topDepth =
         * parser.getDepth();
         * 
         * while (((type = parser.next()) != XmlPullParser.END_TAG || parser
         * .getDepth() > topDepth) && type != XmlPullParser.END_DOCUMENT) {
         * 
         * if (type != XmlPullParser.START_TAG) { continue; }
         * 
         * name = parser.getName(); valid = true; if
         * (RESPONSE_TAG_BOARDGAME.equals(name)) { valid = true; break; } }
         * 
         * if (valid)
         */
        responseParser.parseResponse(parser);

    } catch (XmlPullParserException e) {
        final IOException ioe = new IOException("Could not parse the response");
        ioe.initCause(e);
        throw ioe;
    }
}

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From source file:it.geosolutions.geofence.gui.server.utility.IoUtility.java

/**
 * Decompress.//from   w ww.  j  ava 2 s  .c o m
 *
 * @param prefix
 *            the prefix
 * @param inputFile
 *            the input file
 * @param tempFile
 *            the temp file
 * @return the file
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 */
public static File decompress(final String prefix, final File inputFile, final File tempFile)
        throws IOException {
    final File tmpDestDir = createTodayPrefixedDirectory(prefix, new File(tempFile.getParent()));

    ZipFile zipFile = new ZipFile(inputFile);

    Enumeration<? extends ZipEntry> entries = zipFile.entries();

    while (entries.hasMoreElements()) {

        ZipEntry entry = (ZipEntry) entries.nextElement();
        InputStream stream = zipFile.getInputStream(entry);

        if (entry.isDirectory()) {
            // Assume directories are stored parents first then
            // children.
            (new File(tmpDestDir, entry.getName())).mkdir();

            continue;
        }

        File newFile = new File(tmpDestDir, entry.getName());

        FileOutputStream fos = new FileOutputStream(newFile);
        try {
            byte[] buf = new byte[1024];
            int len;

            while ((len = stream.read(buf)) >= 0) {
                saveCompressedStream(buf, fos, len);
            }

        } catch (IOException e) {
            zipFile.close();

            IOException ioe = new IOException("Not valid ZIP archive file type.");
            ioe.initCause(e);
            throw ioe;
        } finally {
            fos.flush();
            fos.close();

            stream.close();
        }
    }
    zipFile.close();

    if ((tmpDestDir.listFiles().length == 1) && (tmpDestDir.listFiles()[0].isDirectory())) {
        return getShpFile(tmpDestDir.listFiles()[0]);
    }

    // File[] files = tmpDestDir.listFiles(new FilenameFilter() {
    //
    // public boolean accept(File dir, String name) {
    // return FilenameUtils.getExtension(name).equalsIgnoreCase("shp");
    // }
    // });
    //
    // return files.length > 0 ? files[0] : null;

    return getShpFile(tmpDestDir);
}

---

From source file:org.apache.hadoop.hbase.util.JVMClusterUtil.java

/**
 * Creates a {@link MasterThread}./*from w  ww. j  a  v a  2  s . com*/
 * Call 'start' on the returned thread to make it run.
 * @param c Configuration to use.
 * @param cp consensus provider to use
 * @param hmc Class to create.
 * @param index Used distinguishing the object returned.
 * @throws IOException
 * @return Master added.
 */
public static JVMClusterUtil.MasterThread createMasterThread(final Configuration c, CoordinatedStateManager cp,
        final Class<? extends HMaster> hmc, final int index) throws IOException {
    HMaster server;
    try {
        server = hmc.getConstructor(Configuration.class, CoordinatedStateManager.class).newInstance(c, cp);
    } catch (InvocationTargetException ite) {
        Throwable target = ite.getTargetException();
        throw new RuntimeException("Failed construction of Master: " + hmc.toString()
                + ((target.getCause() != null) ? target.getCause().getMessage() : ""), target);
    } catch (Exception e) {
        IOException ioe = new IOException();
        ioe.initCause(e);
        throw ioe;
    }
    return new JVMClusterUtil.MasterThread(server, index);
}

---

From source file:org.apache.hadoop.mapreduce.v2.jobhistory.FileNameIndexUtils.java

/**
 * Helper function to decode the URL of the filename of the job-history
 * log file./*from  w  w  w. ja  v a 2 s  .c  o m*/
 * 
 * @param logFileName file name of the job-history file
 * @return URL decoded filename
 * @throws IOException
 */
public static String decodeJobHistoryFileName(String logFileName) throws IOException {
    String decodedFileName = null;
    try {
        decodedFileName = URLDecoder.decode(logFileName, "UTF-8");
    } catch (UnsupportedEncodingException uee) {
        IOException ioe = new IOException();
        ioe.initCause(uee);
        ioe.setStackTrace(uee.getStackTrace());
        throw ioe;
    }
    return decodedFileName;
}

---

From source file:org.apache.hadoop.hbase.util.JVMClusterUtil.java

/**
 * Creates a {@link RegionServerThread}.
 * Call 'start' on the returned thread to make it run.
 * @param c Configuration to use./*from  ww  w  . j a v  a2s .  co m*/
 * @param cp consensus provider to use
 * @param hrsc Class to create.
 * @param index Used distinguishing the object returned.
 * @throws IOException
 * @return Region server added.
 */
public static JVMClusterUtil.RegionServerThread createRegionServerThread(final Configuration c,
        CoordinatedStateManager cp, final Class<? extends HRegionServer> hrsc, final int index)
        throws IOException {
    HRegionServer server;
    try {

        Constructor<? extends HRegionServer> ctor = hrsc.getConstructor(Configuration.class,
                CoordinatedStateManager.class);
        ctor.setAccessible(true);
        server = ctor.newInstance(c, cp);
    } catch (InvocationTargetException ite) {
        Throwable target = ite.getTargetException();
        throw new RuntimeException("Failed construction of RegionServer: " + hrsc.toString()
                + ((target.getCause() != null) ? target.getCause().getMessage() : ""), target);
    } catch (Exception e) {
        IOException ioe = new IOException();
        ioe.initCause(e);
        throw ioe;
    }
    return new JVMClusterUtil.RegionServerThread(server, index);
}

---

From source file:org.fusesource.meshkeeper.classloader.basic.BasicClassLoaderServer.java

private static void addExportedURLs(URL[] urls, ArrayList<ExportedFile> elements) throws IOException {

    for (URL url : urls) {

        if ("file".equals(url.getProtocol())) {
            File file;/*from  w  w w .j av  a 2 s  .  c o  m*/
            try {
                file = new File(url.toURI());
            } catch (URISyntaxException e) {
                IOException ioe = new IOException(e.getMessage());
                ioe.initCause(e);
                throw ioe;
            }
            addExportedFile(elements, file);
        } else {
            ExportedFile exportedFile = new ExportedFile();
            exportedFile.element.id = ids.incrementAndGet();
            exportedFile.element.url = url;
            elements.add(exportedFile);
            if (LOG.isDebugEnabled()) {
                LOG.debug("Exporting: " + url.toString());
            }
        }
    }
}

---

From source file:com.scaleoutsoftware.soss.hserver.hadoop.SubmittedJob.java

@SuppressWarnings("unchecked")
private static <T> T getSplitDetails(FSDataInputStream inFile, long offset, Configuration configuration)
        throws IOException {
    inFile.seek(offset);//w  ww  .ja v  a 2  s  . c om
    String className = StringInterner.weakIntern(Text.readString(inFile));
    Class<T> cls;
    try {
        cls = (Class<T>) configuration.getClassByName(className);
    } catch (ClassNotFoundException ce) {
        IOException wrap = new IOException("Split class " + className + " not found");
        wrap.initCause(ce);
        throw wrap;
    }
    SerializationFactory factory = new SerializationFactory(configuration);
    Deserializer<T> deserializer = (Deserializer<T>) factory.getDeserializer(cls);
    deserializer.open(inFile);
    T split = deserializer.deserialize(null);
    return split;
}

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From source file:de.ingrid.iplug.csw.dsc.tools.FileUtils.java

/**
 * This function will copy files or directories from one location to another.
 * note that the source and the destination must be mutually exclusive. This 
 * function can not be used to copy a directory to a sub directory of itself.
 * The function will also have problems if the destination files already exist.
 * @param src -- A File object that represents the source for the copy
 * @param dest -- A File object that represnts the destination for the copy.
 * @throws IOException if unable to copy.
 * /*from w  ww.jav  a2  s . c om*/
 * Source: http://www.dreamincode.net/code/snippet1443.htm
 */
public static void copyRecursive(File src, File dest) throws IOException {
    //Check to ensure that the source is valid...
    if (!src.exists()) {
        throw new IOException("copyFiles: Can not find source: " + src.getAbsolutePath() + ".");
    } else if (!src.canRead()) { //check to ensure we have rights to the source...
        throw new IOException("copyFiles: No right to source: " + src.getAbsolutePath() + ".");
    }
    //is this a directory copy?
    if (src.isDirectory()) {
        if (!dest.exists()) { //does the destination already exist?
            //if not we need to make it exist if possible (note this is mkdirs not mkdir)
            if (!dest.mkdirs()) {
                throw new IOException("copyFiles: Could not create direcotry: " + dest.getAbsolutePath() + ".");
            }
        }
        //get a listing of files...
        String list[] = src.list();
        //copy all the files in the list.
        for (int i = 0; i < list.length; i++) {
            File dest1 = new File(dest, list[i]);
            File src1 = new File(src, list[i]);
            copyRecursive(src1, dest1);
        }
    } else {
        //This was not a directory, so lets just copy the file
        FileInputStream fin = null;
        FileOutputStream fout = null;
        byte[] buffer = new byte[4096]; //Buffer 4K at a time (you can change this).
        int bytesRead;
        try {
            //open the files for input and output
            fin = new FileInputStream(src);
            fout = new FileOutputStream(dest);
            //while bytesRead indicates a successful read, lets write...
            while ((bytesRead = fin.read(buffer)) >= 0) {
                fout.write(buffer, 0, bytesRead);
            }
            fin.close();
            fout.close();
            fin = null;
            fout = null;
        } catch (IOException e) { //Error copying file... 
            IOException wrapper = new IOException("copyFiles: Unable to copy file: " + src.getAbsolutePath()
                    + "to" + dest.getAbsolutePath() + ".");
            wrapper.initCause(e);
            wrapper.setStackTrace(e.getStackTrace());
            throw wrapper;
        } finally { //Ensure that the files are closed (if they were open).
            if (fin != null) {
                fin.close();
            }
            if (fout != null) {
                fin.close();
            }
        }
    }
}

---

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