Example usage for java.lang Exception Exception

Introduction

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

Prototype

public Exception(Throwable cause)

Source Link

Document

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

Usage

From source file:Main.java

/**
 * returns a XML node value.// www  .  j av a  2s. c o m
 *
 * @param pDocument         Document XML DOM document
 * @param psTagName         String XML node name
 * @return                  String XML node value
 */
public static String getValue(Document pDocument, String psTagName) throws Exception {
    String s = null;
    try {
        NodeList elements = pDocument.getDocumentElement().getElementsByTagName(psTagName);
        Node node = elements.item(0);
        NodeList nodes = node.getChildNodes();
        //find a value whose value is non-whitespace
        for (int i = 0; i < nodes.getLength(); i++) {
            s = ((Node) nodes.item(i)).getNodeValue().trim();
            if (s.equals("") || s.equals("\r"))
                continue;
        }
    } catch (Exception ex) {
        throw new Exception(ex.getMessage());
    }
    return s;
}

From source file:Main.java

private static int readSystemFileAsInt(final String pSystemFile) throws Exception {
    InputStream in = null;//from  w  w w . j a va2 s.  c  om
    try {
        final Process process = new ProcessBuilder(new String[] { "/system/bin/cat", pSystemFile }).start();

        in = process.getInputStream();
        final String content = readFully(in);
        return Integer.parseInt(content);
    } catch (final Exception e) {
        throw new Exception(e);
    }
}

From source file:lu.lippmann.cdb.datasetview.tasks.HierarchizeReverseTask.java

/**
 * {@inheritDoc}//from w w w  .  ja v a  2 s  .  co  m
 */
@Override
Instances process0(final Instances dataSet) throws Exception {
    if (dataSet.classIndex() == -1)
        throw new Exception("Need a selected class!");
    final int[] idx = WekaMachineLearningUtil.computeRankedAttributes(dataSet);
    ArrayUtils.reverse(idx);
    return WekaDataProcessingUtil.buildFilteredByAttributesDataSet(dataSet, idx);
}

From source file:Main.java

/**
 * Write DOM document into output stream
 *
 * @param doc DOM document which will be written into OutputStream
 * @param out OutputStream into which the XML document is written
 * @param indent If true, then the XML will be indented
 *//*from ww  w .  jav  a 2s .c o  m*/
private static void writeDocument(Document doc, java.io.OutputStream out, boolean indent) throws Exception {
    if (doc == null) {
        throw new Exception("Document is null");
    } else if (out == null) {
        throw new Exception("OutputStream is null");
    } else {
        int indentationValue = 0;
        if (indent) {
            indentationValue = INDENT_AMOUNT;
        }
        Transformer t = getXMLidentityTransformer(indentationValue);
        t.transform(new javax.xml.transform.dom.DOMSource(doc),
                new javax.xml.transform.stream.StreamResult(out));
        out.close();
    }
}

From source file:Main.java

/**
 * returns an XML string.// www. j a  v a  2  s .  c om
 *
 * @param pDocument         Document XML DOM document
 * @return                  String XML string
 */
public static String getXML(Document pDocument) throws Exception {
    String retString = null;
    try {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        Transformer serializer = TransformerFactory.newInstance().newTransformer();
        serializer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        serializer.transform(new DOMSource(pDocument), new StreamResult(out));
        retString = out.toString();
        out.close();
    } catch (Exception ex) {
        throw new Exception(ex.getMessage());
    }
    return retString;
}

From source file:cleaner.ExternalHtmlCleaner.java

public ExternalHtmlCleaner(UimaContext aContext) throws ResourceInitializationException {
    try {//from   ww  w  . j  a v a  2 s  . c o m
        extScript = (String) aContext.getConfigParameterValue("extScript");
        if (extScript == null) {
            throw new Exception("The parameter extScript is not specified!");
        }
        System.out.println("Using script: " + extScript);
    } catch (Exception e) {
        System.err.println("Initialization error: " + e);
        throw new ResourceInitializationException(e);
    }
}

From source file:com.netsteadfast.greenstep.sys.WsAuthenticateUtils.java

public static boolean valid(String authenticate) throws Exception {
    if (StringUtils.isBlank(authenticate)) {
        throw new Exception("null key.");
    }/*ww  w .  j a  v  a2s . c o  m*/
    String idStr = EncryptorUtils.decrypt(Constants.getEncryptorKey1(), Constants.getEncryptorKey2(),
            authenticate);
    if (StringUtils.isBlank(idStr)) {
        throw new Exception("null key.");
    }
    String id[] = idStr.split(";");
    if (id.length != 3) {
        return false;
    }
    if (StringUtils.isBlank(id[0]) || StringUtils.isBlank(id[1])) {
        return false;
    }
    return (usessLogHelper.countByCurrent(id[1], id[0]) > 0 ? true : false);
}

From source file:MIDIEventsMIDlet.java

public void startApp() {
    display.setCurrent(alert);//from   w  w  w  . java 2s . c o  m

    try {
        Player p = Manager.createPlayer(Manager.MIDI_DEVICE_LOCATOR);
        p.prefetch();
        MIDIControl mControl = (MIDIControl) p.getControl("javax.microedition.media.control.MIDIControl");

        if (mControl == null)
            throw new Exception("MIDIControl not available");
        mControl.shortMidiEvent(MIDIControl.NOTE_ON | 11, 60, 100);

        Thread.sleep(100);
        mControl.shortMidiEvent(192 | 11, 14, 0);

        Thread.sleep(100);

        mControl.shortMidiEvent(MIDIControl.CONTROL_CHANGE | 11, 7, 50);

        Thread.sleep(100);
        mControl.shortMidiEvent(MIDIControl.NOTE_ON | 11, 60, 0);

    } catch (Exception e) {
        alert.setString(e.getMessage());
    }
}

From source file:logica.SesionLogica.java

@Override
public void buscarCamposInvalidosOVacios(Integer documento, String clave) throws Exception {
    if (documento == null) {
        throw new Exception("Ingrese un usuario vlido.");
    }//  www . j  ava 2s .  c o m
    if (clave.equals("")) {
        throw new Exception("La clave es obligatoria.");
    }
}

From source file:BrowserLaunch.java

public static void launch(String url) {
    try {/*ww w  .  jav a  2 s  . co  m*/
        if (isMacos) {
            Class fileMgr = Class.forName("com.apple.eio.FileManager");
            Method openURL = fileMgr.getDeclaredMethod("openURL", new Class[] { String.class });

            openURL.invoke(null, new Object[] { url });
        } else if (isWindows)
            Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
        else {
            if (BROWSER == null)
                throw new Exception("Could not find web browser");
            else
                Runtime.getRuntime().exec(new String[] { BROWSER, url });
        }
    } catch (Exception e) {
        System.out.println(
                "Unable to detect/startup your browser... please go to " + url + " for futher instructions");
    }
}