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:com.sebuilder.interpreter.IO.java

/**
 * @param scriptO A JSONObject describing a script.
 * @return A script, ready to run.//w w w .j ava2  s  .  c o  m
 * @throws IOException If anything goes wrong with interpreting the JSON.
 */
public static Script parse(JSONObject scriptO) throws IOException {
    try {
        if (!scriptO.get("seleniumVersion").equals("2")) {
            throw new IOException("Unsupported Selenium version: \"" + scriptO.get("seleniumVersion") + "\".");
        }
        if (scriptO.getInt("formatVersion") != 1) {
            throw new IOException(
                    "Unsupported Selenium script format version: \"" + scriptO.get("formatVersion") + "\".");
        }
        Script script = new Script();
        JSONArray stepsA = scriptO.getJSONArray("steps");
        for (int i = 0; i < stepsA.length(); i++) {
            JSONObject stepO = stepsA.getJSONObject(i);
            Script.Step step = new Script.Step(getStepTypeOfName(stepO.getString("type")));
            step.negated = stepO.optBoolean("negated", false);
            script.steps.add(step);
            JSONArray keysA = stepO.names();
            for (int j = 0; j < keysA.length(); j++) {
                String key = keysA.getString(j);
                if (key.equals("type") || key.equals("negated")) {
                    continue;
                }
                if (stepO.optJSONObject(key) != null) {
                    step.locatorParams.put(key, new Locator(stepO.getJSONObject(key).getString("type"),
                            stepO.getJSONObject(key).getString("value")));
                } else {
                    step.stringParams.put(key, stepO.getString(key));
                }
            }
        }
        return script;
    } catch (Exception e) {
        throw new IOException("Could not parse script.", e);
    }
}

From source file:de.flapdoodle.embedmongo.Files.java

public static File createOrCheckDir(String dir) throws IOException {
    File tempFile = new File(dir);
    if ((tempFile.exists()) && (tempFile.isDirectory()))
        return tempFile;
    if (!tempFile.mkdir())
        throw new IOException("Could not create Tempdir: " + tempFile);
    return tempFile;
}

From source file:com.zb.app.common.file.FileUtils.java

public static void unJar(File jarFile, File toDir) throws IOException {
    JarFile jar = new JarFile(jarFile);
    try {//from  ww  w  .  j a v a2 s.co m
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = (JarEntry) entries.nextElement();
            if (!entry.isDirectory()) {
                InputStream in = jar.getInputStream(entry);
                try {
                    File file = new File(toDir, entry.getName());
                    if (!file.getParentFile().mkdirs()) {
                        if (!file.getParentFile().isDirectory()) {
                            throw new IOException("Mkdirs failed to create " + file.getParentFile().toString());
                        }
                    }
                    OutputStream out = new FileOutputStream(file);
                    try {
                        byte[] buffer = new byte[8192];
                        int i;
                        while ((i = in.read(buffer)) != -1) {
                            out.write(buffer, 0, i);
                        }
                    } finally {
                        out.close();
                    }
                } finally {
                    in.close();
                }
            }
        }
    } finally {
        jar.close();
    }
}

From source file:edu.kit.cockpit.valuationserver.sfmpersistency.FileUtil.java

/**
 * checks file for reading//from w  ww  .  j  ava 2  s .  c  om
 * 
 * @param modelFile
 * @param modelFileName
 */
public static void checkFileForReading(File file) throws IOException {
    if (!file.exists()) {
        String error = "File '" + file.getPath() + "' does not exist";
        log.error(error);
        throw new IOException(error);
    }
}

From source file:com.lenovo.tensorhusky.common.utils.ProcessIdFileReader.java

/**
 * Get the process id from specified file path. Parses each line to find a
 * valid number and returns the first one found.
 *
 * @return Process Id if obtained from path specified else null
 * @throws IOException/* w  w  w  .j  av a2 s  .  c  o m*/
 */
public static String getProcessId(Path path, boolean check) throws IOException {
    if (path == null) {
        throw new IOException("Trying to access process id from a null path");
    }

    LOG.debug("Accessing pid from pid file " + path);
    String processId = null;
    BufferedReader bufReader = null;

    try {
        File file = new File(path.toString());
        if (file.exists()) {
            FileInputStream fis = new FileInputStream(file);
            bufReader = new BufferedReader(new InputStreamReader(fis, "UTF-8"));

            while (true) {
                String line = bufReader.readLine();
                if (line == null) {
                    break;
                }
                String temp = line.trim();
                if (!temp.isEmpty()) {
                    if (Shell.WINDOWS) {
                        // On Windows, pid is expected to be a container ID, so
                        // find first
                        // line that parses successfully as a container ID.
                        try {
                            processId = temp;
                            break;
                        } catch (Exception e) {
                            // do nothing
                        }
                    } else {
                        // Otherwise, find first line containing a numeric pid.
                        if (check) {
                            try {
                                Long pid = Long.valueOf(temp);
                                if (pid > 0) {
                                    processId = temp;
                                    break;
                                }
                            } catch (Exception e) {
                                // do nothing
                            }
                        } else {
                            processId = temp;
                        }
                    }
                }
            }
        }
    } finally {
        if (bufReader != null) {
            bufReader.close();
        }
    }
    LOG.debug("Got pid " + (processId != null ? processId : "null") + " from path " + path);
    return processId;
}

From source file:com.qwazr.webapps.transaction.ControllerManager.java

public synchronized static void load(File dataDir) throws IOException {
    if (INSTANCE != null)
        throw new IOException("Already loaded");
    INSTANCE = new ControllerManager(dataDir);
}

From source file:com.granita.contacticloudsync.log.ExternalFileLogger.java

public ExternalFileLogger(Context context, String fileName, boolean verbose) throws IOException {
    this.verbose = verbose;

    File dir = getDirectory(context);
    if (dir == null)
        throw new IOException("External media not available for log creation");

    name = StringUtils.remove(StringUtils.remove(fileName, File.pathSeparatorChar), File.separatorChar);

    File log = new File(dir, name);
    writer = new PrintWriter(log);
}

From source file:com.epam.spring.core.logger.FileEventLogger.java

public void init() throws IOException {
    System.out.println("Initializing FileEventLogger object.");

    this.file = new File(filename);
    if (!this.file.canWrite()) {
        throw new IOException("File " + filename + "is not writable.");
    }//from w  w  w  .  j a  v  a  2s .co m
}

From source file:com.carmatech.maven.utils.MergeUtils.java

public static void savePropertiesTo(final File targetFile, final PropertiesConfiguration properties,
        final String comment) throws IOException {
    properties.setHeader(comment);/*w  w  w .ja  va2 s  .  co  m*/
    try {
        Files.createParentDirs(targetFile);
        properties.save(targetFile);
    } catch (ConfigurationException e) {
        throw new IOException("Unable to save properties file " + targetFile);
    }
}

From source file:net.dataforte.commons.resources.ClassUtils.java

/**
 * Returns all resources beneath a folder. Supports filesystem, JARs and JBoss VFS
 * //from w w  w.  j  av a  2  s.c o  m
 * @param folder
 * @return
 * @throws IOException
 */
public static URL[] getResources(String folder) throws IOException {
    List<URL> urls = new ArrayList<URL>();
    ArrayList<File> directories = new ArrayList<File>();
    try {
        ClassLoader cld = Thread.currentThread().getContextClassLoader();
        if (cld == null) {
            throw new IOException("Can't get class loader.");
        }
        // Ask for all resources for the path
        Enumeration<URL> resources = cld.getResources(folder);
        while (resources.hasMoreElements()) {
            URL res = resources.nextElement();
            String resProtocol = res.getProtocol();
            if (resProtocol.equalsIgnoreCase("jar")) {
                JarURLConnection conn = (JarURLConnection) res.openConnection();
                JarFile jar = conn.getJarFile();
                for (JarEntry e : Collections.list(jar.entries())) {
                    if (e.getName().startsWith(folder) && !e.getName().endsWith("/")) {
                        urls.add(new URL(
                                joinUrl(res.toString(), "/" + e.getName().substring(folder.length() + 1)))); // FIXME: fully qualified name
                    }
                }
            } else if (resProtocol.equalsIgnoreCase("vfszip") || resProtocol.equalsIgnoreCase("vfs")) { // JBoss 5+
                try {
                    Object content = res.getContent();
                    Method getChildren = content.getClass().getMethod("getChildren");
                    List<?> files = (List<?>) getChildren.invoke(res.getContent());
                    Method toUrl = null;
                    for (Object o : files) {
                        if (toUrl == null) {
                            toUrl = o.getClass().getMethod("toURL");
                        }
                        urls.add((URL) toUrl.invoke(o));
                    }
                } catch (Exception e) {
                    throw new IOException("Error while scanning " + res.toString(), e);
                }
            } else if (resProtocol.equalsIgnoreCase("file")) {
                directories.add(new File(URLDecoder.decode(res.getPath(), "UTF-8")));
            } else {
                throw new IOException("Unknown protocol for resource: " + res.toString());
            }
        }
    } catch (NullPointerException x) {
        throw new IOException(folder + " does not appear to be a valid folder (Null pointer exception)");
    } catch (UnsupportedEncodingException encex) {
        throw new IOException(folder + " does not appear to be a valid folder (Unsupported encoding)");
    }

    // For every directory identified capture all the .class files
    for (File directory : directories) {
        if (directory.exists()) {
            // Get the list of the files contained in the package
            String[] files = directory.list();
            for (String file : files) {
                urls.add(new URL("file:///" + joinPath(directory.getAbsolutePath(), file)));
            }
        } else {
            throw new IOException(
                    folder + " (" + directory.getPath() + ") does not appear to be a valid folder");
        }
    }
    URL[] urlsA = new URL[urls.size()];
    urls.toArray(urlsA);
    return urlsA;
}