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

public static String byte2hex(byte[] bytes) throws Exception {
    try {// www .  ja va2  s  .  com
        String hs = "";
        String stmp = "";
        for (int i = 0; i < bytes.length; i++) {
            stmp = (java.lang.Integer.toHexString(bytes[i] & 0XFF));
            if (stmp.length() == 1)
                hs = hs + "0" + stmp;
            else
                hs = hs + stmp;
        }
        return hs.toUpperCase();
    } catch (Exception e) {
        throw new Exception(e);
    }
}

From source file:Main.java

/**
 * /*from   www .  j  a v  a 2 s .  c  om*/
 * @param <T>
 * @param items
 * @param offset
 *            - 0 based
 * @param length
 *            - 1 based
 * @return
 * @throws UtilityException
 */
public static <T> T[] slice(T[] items, int offset, int length) throws Exception {
    if (null == items || items.length <= 0) {
        return null;
    }
    if (items.length < length) {
        throw new Exception("Array index out of bound : " + length);
    }
    if ((offset + length) > items.length) {
        throw new Exception("Array index out of bound : " + (offset + length));
    }

    return Arrays.<T>copyOfRange(items, offset, (offset + (length - 1)));
}

From source file:Main.java

public static int getBluetoothState() throws Exception {
    BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    if (bluetoothAdapter == null) {
        throw new Exception("bluetooth device not found!");
    } else {//from  w  ww  .  ja va2 s. c  o  m
        return bluetoothAdapter.getState();
    }
}

From source file:Main.java

public static int getWifiState(Context context) throws Exception {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    if (wifiManager != null) {
        return wifiManager.getWifiState();
    } else {/*from www  .  j  a  v  a  2 s  . c  o m*/
        throw new Exception("wifi device not found!");
    }
}

From source file:Main.java

/**
 * Carica il DOM a partire da un file contenente un documento XML
 * //  w  w  w .  j a v  a2s . c  om
 * @throws Exception
 */
public static Document caricaDOMDocument(File fileXML) throws Exception {
    DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    Document domDocument = builder.parse(fileXML);
    if (domDocument == null) {
        throw new Exception("Errore in lettura del Document del file XML di configurazione");
    }
    return domDocument;
}

From source file:Main.java

public static <K, V> Map<K, V> collectionToMap(Collection<V> collection, String key) {
    Map<K, V> map = null;/*from  ww  w . j a  va 2  s .com*/
    Iterator<V> iterator = collection.iterator();
    try {
        if (key == null)
            throw new Exception("no key filed");
        else {
            map = new HashMap<K, V>();
            while (iterator.hasNext()) {
                V v = iterator.next();
                Class<? extends Object> c = v.getClass();
                Field field = c.getField(key);
                field.setAccessible(true);
                map.put((K) field.get(v), v);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return map;
}

From source file:Main.java

public static String GetStringValueForNode(Node item) throws Exception {
    if (item instanceof Element) {
        StringBuilder builder = new StringBuilder();
        NodeList children = item.getChildNodes();
        for (int index = 0; index < children.getLength(); index++)
            builder.append(children.item(index).getNodeValue());

        // return...
        return builder.toString();
    } else//from www.ja  va  2  s .  c  om
        throw new Exception(String.format("Cannot handle '%s'.", item.getClass()));
}

From source file:Main.java

public static String getFirstValueFromXPath(Element parent, String xpath) throws Exception {
    try {//from  w w w  .j a v  a 2  s.c  o  m
        XPath xPath = XPathFactory.newInstance().newXPath();
        return (String) xPath.compile(xpath).evaluate(parent, XPathConstants.STRING);
    } catch (XPathExpressionException xpee) {
        throw new Exception(xpee.getMessage());
    }
}

From source file:Main.java

public static long NonSearchingJavaToUnoType(Object obj, boolean errorIfMissing) throws Throwable {
    Class<?> firstCls = obj.getClass();
    String clsName = firstCls.getName();
    Long unoTypePtr = unoTypes.get(clsName);
    if (unoTypePtr == null) {
        if (errorIfMissing) {
            String msg = "NonSearchingJavaToUnoType: Could not find uno type for " + clsName;
            throw new Exception(msg);
        } else {// w  ww. ja  va2s  .  c o m
            return 0L;
        }
    }
    return (long) unoTypePtr;
}

From source file:Main.java

public static int getNumber(String s1) throws Exception {
    Pattern pattern = Pattern.compile("([\\-0-9]*)[,]*.*");
    Matcher m = pattern.matcher(s1);
    if (m.find()) {
        return Integer.parseInt(m.group(1));
    }/* w  w  w .  j  a v  a 2 s  . c  o m*/

    throw new Exception("Not valid input");
}