Example usage for java.io IOException IOException

Introduction

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

Prototype

public IOException(Throwable cause)

Source Link

Document

Constructs an IOException with the specified cause and a detail message of (cause==null ?

Usage

From source file:PNGDecoder.java

public static BufferedImage decode(InputStream in) throws IOException {
    DataInputStream dataIn = new DataInputStream(in);
    readSignature(dataIn);// w  w w.  java  2s. co  m
    PNGData chunks = readChunks(dataIn);

    long widthLong = chunks.getWidth();
    long heightLong = chunks.getHeight();
    if (widthLong > Integer.MAX_VALUE || heightLong > Integer.MAX_VALUE)
        throw new IOException("That image is too wide or tall.");
    int width = (int) widthLong;
    int height = (int) heightLong;

    ColorModel cm = chunks.getColorModel();
    WritableRaster raster = chunks.getRaster();

    BufferedImage image = new BufferedImage(cm, raster, false, null);

    return image;
}

From source file:Main.java

public static void cleanDirectory(File directory) throws IOException {
    if (!directory.exists()) {
        String message = directory + " does not exist";
        throw new IllegalArgumentException(message);
    }/*from   w  w w  .j  av a2s .  com*/

    if (!directory.isDirectory()) {
        String message = directory + " is not a directory";
        throw new IllegalArgumentException(message);
    }

    File[] files = directory.listFiles();
    if (files == null) {
        throw new IOException("Failed to list contents of " + directory);
    }

    IOException exception = null;
    for (File file : files) {
        try {
            forceDelete(file);
        } catch (IOException ioe) {
            exception = ioe;
        }
    }

    if (null != exception)
        throw exception;
}

From source file:com.symbian.driver.core.controller.utils.ControllerUtils.java

/**
 * Returns the key file.//from   w w  w . j a  v a2  s .  c om
 * 
 * @return The file location of the SIS file key.
 * @throws IOException If the key has an I/O problem.
 */
public static final File getKey() throws IOException {
    if (sKey == null) {
        String lKey = null;
        try {
            lKey = TDConfig.getInstance().getPreference(TDConfig.KEY);
        } catch (ParseException lParseException) {
            LOGGER.log(Level.WARNING, "Could not get the custom Key Location.", lParseException);
        }

        if (lKey != null && new File(lKey).isFile()) {
            sKey = new File(lKey);
            return sKey;
        }

        if ((sKey = JarUtils.extractResource(ControllerUtils.class, "/resource/testdriver.key")) == null) {
            throw new IOException("Could not extract Key.");
        }
        try {
            TDConfig.getInstance().setPreference(TDConfig.KEY, sKey.getAbsolutePath());
        } catch (ParseException e) {
            //  Auto-generated catch block
        }
    }

    return sKey;
}

From source file:org.transdroid.daemon.util.FakeSocketFactory.java

private static SSLContext createEasySSLContext(String certKey) throws IOException {
    try {/*from ww  w .  j  av  a  2 s .  co  m*/
        SSLContext context = SSLContext.getInstance("TLS");
        context.init(null, new TrustManager[] { new FakeTrustManager(certKey) }, null);
        return context;
    } catch (Exception e) {
        throw new IOException(e.getMessage());
    }
}

From source file:me.prokopyl.commandtools.migration.UUIDFetcher.java

static public Map<String, UUID> fetch(List<String> names) throws IOException {
    Map<String, UUID> uuidMap = new HashMap<String, UUID>();
    HttpURLConnection connection = createConnection();

    writeBody(connection, names);/*from  w  w  w  . java2  s .c o m*/

    JSONArray array;
    try {
        array = (JSONArray) jsonParser.parse(new InputStreamReader(connection.getInputStream()));
    } catch (ParseException ex) {
        throw new IOException("Invalid response from server, unable to parse received JSON : " + ex.toString());
    }

    for (Object profile : array) {
        JSONObject jsonProfile = (JSONObject) profile;
        String id = (String) jsonProfile.get("id");
        String name = (String) jsonProfile.get("name");
        uuidMap.put(name, fromMojangUUID(id));
    }

    return uuidMap;
}

From source file:com.google.resting.rest.CustomSSLSocketFactory.java

private static SSLContext createEasySSLContext() throws IOException {
    try {/* www.  j  av a 2s.  c om*/
        SSLContext context = SSLContext.getInstance("TLS");
        context.init(null, new TrustManager[] { new CustomX509TrustManager() },
                new java.security.SecureRandom());
        return context;
    } catch (Exception e) {
        throw new IOException(e.getMessage());
    }
}

From source file:com.xxg.jdeploy.util.FileUtil.java

/**
 * Writes a file from a string with a specified encoding.
 *
 * @param path/*www  .ja  v  a  2 s.co m*/
 * @param name
 * @param encoding
 * @param s
 * @throws IOException
 */
public static void writeString(String path, String name, String encoding, String s) throws IOException {
    String fileName = getPatchedFileName(path, name);
    if (UtilValidate.isEmpty(fileName)) {
        throw new IOException("Cannot obtain buffered writer for an empty filename!");
    }

    try {
        FileUtils.writeStringToFile(new File(fileName), s, encoding);
    } catch (IOException e) {
        throw e;
    }
}

From source file:Main.java

public static X509Certificate[] getSortedPath(X509Certificate[] inpath) throws IOException {
    try {//from  w  w w.j av  a  2 s.c o  m
        // Build/check path
        int n = 0;
        int[] idx = new int[inpath.length];
        int[] jidx = new int[inpath.length];
        boolean[] done = new boolean[inpath.length];
        for (int i = 0; i < inpath.length; i++) {
            X500Principal p = inpath[i].getIssuerX500Principal();
            idx[i] = -1;
            for (int j = 0; j < inpath.length; j++) {
                if (j == i || done[j])
                    continue;
                if (p.equals(inpath[j].getSubjectX500Principal())) // J is certifying I
                {
                    n++;
                    idx[i] = j;
                    jidx[j] = i;
                    done[j] = true;
                    inpath[i].verify(inpath[j].getPublicKey());
                    break;
                }
            }
        }
        if (n != (inpath.length - 1)) {
            throw new IOException("X509Certificate elements contain multiple or broken cert paths");
        }

        // Path OK, now sort it
        X509Certificate[] certpath = new X509Certificate[inpath.length];
        for (int i = 0; i < inpath.length; i++) {
            if (idx[i] < 0) // Must be the highest
            {
                certpath[n] = inpath[i];
                while (--n >= 0) {
                    certpath[n] = inpath[i = jidx[i]];
                }
                break;
            }
        }
        return certpath;
    } catch (GeneralSecurityException gse) {
        throw new IOException(gse);
    }
}

From source file:com.qwazr.utils.process.ProcessUtils.java

public static Integer forceKill(Number pid) throws IOException, InterruptedException {
    if (pid == null)
        return null;
    final String commandLine;
    if (SystemUtils.IS_OS_UNIX)
        commandLine = "kill -9 " + pid;
    else if (SystemUtils.IS_OS_WINDOWS)
        commandLine = "taskkill /F /PID " + pid;
    else/*from   w  w  w  . jav  a 2 s . c o  m*/
        throw new IOException(NOT_SUPPORTED_ERROR);
    return run(commandLine);
}

From source file:com.farru.android.network.EasySSLSocketFactory.java

private static SSLContext createEasySSLContext() throws IOException {
    try {/*ww w . j  av a 2  s  .  c  o m*/
        SSLContext context = SSLContext.getInstance("SSL");
        context.init(null, new TrustManager[] { new EasyX509TrustManager(null) }, null);
        return context;
    } catch (Exception e) {
        throw new IOException(e.getMessage());
    }
}