Example usage for java.lang IllegalStateException IllegalStateException

Introduction

In this page you can find the example usage for java.lang IllegalStateException IllegalStateException.

Prototype

public IllegalStateException(Throwable cause)

Source Link

Document

Constructs a new exception with the specified cause and a detail message of (cause==null ?

Usage

From source file:de.tudarmstadt.ukp.experiments.argumentation.sequence.evaluation.EvalHelper.java

public static File[] listSubFolders(File folder) {
    File[] subFolders = folder.listFiles(new FileFilter() {
        @Override//from  w w w.ja  va  2 s .c o  m
        public boolean accept(File pathname) {
            return pathname.isDirectory();
        }
    });

    if (subFolders.length == 0) {
        throw new IllegalStateException("No sub-folders found in " + folder.getAbsolutePath());
    }

    return subFolders;
}

From source file:Main.java

/**
 * Partition a list into <code>num</code> sub-lists.  If the list does
 * not divide evenly, the extra 'n' elements are split across the
 * first 'n' lists.  There will be no more lists than elements returned (i.e. no empty lists tacked on to the end)
 *///from  w  w w  .  j ava2 s.c  o  m
public static <T> List<List<T>> partition(List<T> list, int num) {
    if (num < 1) {
        throw new IllegalArgumentException("Number of sub-lists must be greater than zero");
    }
    List<List<T>> result = new ArrayList<List<T>>();
    int index = 0;
    int listsRemaining = num;
    int elementsRemaining = list.size();
    while (elementsRemaining > 0) {
        int size = (int) Math.ceil(elementsRemaining / (listsRemaining + 0.0));
        List<T> subList = list.subList(index, index + size);
        result.add(subList);
        listsRemaining--;
        elementsRemaining -= size;
        index += size;
    }
    if (elementsRemaining != 0) {
        throw new IllegalStateException(
                String.format("Loop exited with %d elements still remaining", elementsRemaining));
    }
    return result;
}

From source file:com.wisemapping.security.Utils.java

@NotNull
public static User getUser(boolean forceCheck) {
    User result = null;/*from  w  w w  .j a  v  a2s  . co  m*/
    final Authentication auth = SecurityContextHolder.getContext().getAuthentication();
    if (auth != null && auth.getDetails() != null) {
        final Object principal = auth.getPrincipal();
        if (principal != null && principal instanceof UserDetails) {
            result = ((UserDetails) principal).getUser();
        }
    }

    if (result == null && forceCheck) {
        throw new IllegalStateException("User could not be retrieved");
    }
    return result;
}

From source file:com.sonnychen.aviationhk.utils.SimpleCache.java

public static synchronized SimpleCache open(File dir, int appVersion, long maxSize) throws IOException {
    if (usedDirs.contains(dir)) {
        throw new IllegalStateException("Cache dir " + dir.getAbsolutePath() + " was used before.");
    }// w  ww .  j ava  2  s.  c o  m

    usedDirs.add(dir);

    return new SimpleCache(dir, appVersion, maxSize);
}

From source file:com.clicktravel.cheddar.event.AbstractEvent.java

public static <T extends Event> T newEvent(final Class<T> eventClass, final String serializedEvent) {
    try {//w w w.j a  v  a2 s .com
        final T event = eventClass.newInstance();
        event.deserializeAndApply(serializedEvent);
        return event;
    } catch (InstantiationException | IllegalAccessException e) {
        throw new IllegalStateException("Could not instantiate event " + eventClass.getName());
    }
}

From source file:io.orchestrate.client.itest.BaseClientTest.java

@BeforeClass
public static void setUpClass() {
    final String apiKey = System.getProperty("orchestrate.apiKey");
    if (apiKey == null || apiKey.length() < 1) {
        throw new IllegalStateException("Cannot run integration tests, 'apiKey' is blank.");
    }/*ww  w.  jav a  2  s .  c  om*/

    URI uri = URI.create(System.getProperty("orchestrate.host", OrchestrateClient.Builder.DEFAULT_HOST));

    String host = uri.getScheme() + "://" + uri.getHost();
    int port = uri.getPort();
    if (port == -1) {
        if (uri.getScheme().equals("https")) {
            port = 443;
        } else {
            port = 80;
        }
    }
    boolean ssl = uri.getScheme().equals("https");

    client = OrchestrateClient.builder(apiKey).host(host).port(port).useSSL(ssl).build();
}

From source file:ContextLog.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {

    String yourMessage = request.getParameter("mine");
    //Call the two ServletContext.log methods
    //the javax.servlet.GenericServlet.getServletContext method
    ServletContext context = getServletContext();
    if (yourMessage == null || yourMessage.equals(""))
        //log version with Throwable parameter
        context.log("No message received:", new IllegalStateException("Missing parameter"));
    else// w  w  w  .jav  a2 s  .c  om
        context.log("Here is the visitor's message: " + yourMessage);

    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();
    //logging servlets probably want to display more HTML; this is 'lazy
    // HTML'
    out.println("<html><head><title>ServletContext logging</title></head><body>");
    out.println("<h2>Messages sent</h2>");
    out.println("</body></html>");
}

From source file:Main.java

public static NodeList getNodes(String expression, Document document) {
    XPath xpath = xPathFactory.newXPath();
    try {/*from w  ww .j a v  a  2  s . co  m*/
        NodeList list = (NodeList) xpath.evaluate(expression, document, XPathConstants.NODESET);
        return list;
    } catch (XPathExpressionException xpe) {
        throw new IllegalStateException(xpe);
    }
}

From source file:com.relicum.ipsum.Utils.Profiler.java

public static long getCurrentDelta(String id) {
    final long nanos = System.nanoTime();
    Validate.notNull(id, "ID should not be null");
    synchronized (startTimes) {
        if (!startTimes.containsKey(id)) {
            throw new IllegalStateException("This ID is not being profiled!");
        }/*from w  w  w  .  ja v a  2s. c  o  m*/
        return nanos - startTimes.get(id);
    }
}

From source file:com.eviware.loadui.impl.statistics.db.util.TypeConverter.java

public static byte[] imageToByteArray(BufferedImage bufferedImage) {
    if (bufferedImage != null) {
        BufferedImage image = bufferedImage;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try {/* w  ww  .j a va2 s. c  o  m*/
            ImageIO.write(image, "png", baos);
        } catch (IOException e) {
            throw new IllegalStateException(e.toString());
        }
        return baos.toByteArray();
    }
    return new byte[0];
}