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:Main.java

/**
 * Return the context use by the library.
 * @return the context use by the library.
 *//*w  ww  . j  a  v  a2 s. c  o m*/
protected static Context getContext() {
    if (mContext == null) {
        throw new IllegalStateException("The context provided to this library is null. Please provide"
                + " a proper context according the lifecycle of the application (you should provide the application context).");
    }
    return mContext;
}

From source file:Main.java

/**
 * Returns the folder that contains a jar that contains the class
 *
 * @param aclass a class to find a jar/*from  w  w w . j  a  v a2 s. c  o m*/
 * @return
 */
public static String getJarContainingFolderPath(Class aclass) throws Exception {
    CodeSource codeSource = aclass.getProtectionDomain().getCodeSource();

    File jarFile;

    if (codeSource.getLocation() != null) {
        jarFile = new File(codeSource.getLocation().toURI());
    } else {
        String path = aclass.getResource(aclass.getSimpleName() + ".class").getPath();

        int startIndex = path.indexOf(":") + 1;
        int endIndex = path.indexOf("!");
        if (startIndex == -1 || endIndex == -1) {
            throw new IllegalStateException(
                    "Class " + aclass.getSimpleName() + " is located not within a jar: " + path);
        }
        String jarFilePath = path.substring(startIndex, endIndex);
        jarFilePath = URLDecoder.decode(jarFilePath, "UTF-8");
        jarFile = new File(jarFilePath);
    }
    return jarFile.getParentFile().getAbsolutePath();
}

From source file:Main.java

/**
 * Return everything past PITarget and S from Processing Instruction (PI) as defined in XML 1.0 Section 2.6
 * Processing Instructions <code>[16] PI ::= '&lt;?' PITarget (S (Char* - (Char* '?>' Char*)))? '?>'</code>
 * /* w  w w.j a  v a2 s.co  m*/
 * <p>
 * <b>NOTE:</b> if there is no PI data it returns empty string.
 */
public static String getPIData(final XmlPullParser pp) throws IllegalStateException {
    int eventType;

    try {
        eventType = pp.getEventType();
    } catch (final XmlPullParserException x) {
        // should never happen ...
        throw new IllegalStateException("could not determine parser state: " + x + pp.getPositionDescription());
    }

    if (eventType != XmlPullParser.PROCESSING_INSTRUCTION)
        throw new IllegalStateException("parser must be on processing instruction and not "
                + XmlPullParser.TYPES[eventType] + pp.getPositionDescription());

    final String PI = pp.getText();
    int pos = -1;
    for (int i = 0; i < PI.length(); i++) {
        if (isS(PI.charAt(i))) {
            pos = i;
        } else if (pos > 0) {
            return PI.substring(i);
        }
    }

    return "";
}

From source file:nh.examples.springintegration.order.client.ClientContext.java

static void createInstance(ApplicationContext applicationContext) {
    if (_instance != null) {
        throw new IllegalStateException("clientcontext already initialized");
    }/*from  w  w  w. ja  v  a 2s . co m*/
    _instance = new ClientContext(applicationContext);
}

From source file:Main.java

private static Constructor<?> getDefaultConstructor(@NonNull Class<?> cls) {
    final Constructor[] ctors = cls.getDeclaredConstructors();
    Constructor ctor = null;/*from ww  w  . j  a  v  a 2s.com*/
    for (Constructor ct : ctors) {
        ctor = ct;
        if (ctor.getGenericParameterTypes().length == 0)
            break;
    }
    if (ctor == null)
        throw new IllegalStateException("No default constructor found for " + cls.getName());
    ctor.setAccessible(true);
    return ctor;
}

From source file:Main.java

public static String getRevisionIdSuffix(String revId) {
    validateRevisionId(revId);//w w w  .j  a v a2  s .  c  o m
    int dashPos = revId.indexOf("-");
    if (dashPos >= 0) {
        return revId.substring(dashPos + 1);
    } else {
        throw new IllegalStateException("The revId id should be valid: " + revId);
    }
}

From source file:Main.java

public static void init(Instrumentation instrumentation) {
    if (inst != null)
        throw new IllegalStateException("AProfSizeUtil is already initialized");
    inst = instrumentation;//from w  w w .  ja v  a2 s.  c  o m
}

From source file:Main.java

private static void print(Writer writer, String s) {
    try {//from  w w w. ja va 2s.co m
        writer.write(s);
    } catch (IOException e) {
        throw new IllegalStateException(e);
    }
}

From source file:Main.java

/**
 * Converts a {@link Node node} to an XML string
 *
 * @param node the first element/*from w ww .j  ava 2  s.  c o m*/
 * @return the XML String representation of the node, never null
 */
public static String nodeToString(Node node) {
    try {
        StringWriter writer = new StringWriter();
        createIndentingTransformer().transform(new DOMSource(node), new StreamResult(writer));
        return writer.toString();
    } catch (TransformerException e) {
        throw new IllegalStateException(e);
    }
}

From source file:Main.java

/**
 * Write the current IP address of the Android device to an NFC Tag. Must be connected to wifi network.
 *
 * @param tag  NFC Tag to write message to
 * @param wifi WifiManager which can be used to retrieve IP address
 * @throws IOException//w ww.ja  va 2  s .  com
 * @throws FormatException
 * @throws IllegalStateException when Android device is not connected to Wifi network
 */
public static void writeIpAddress(Tag tag, WifiManager wifi)
        throws IOException, FormatException, IllegalStateException {
    String ipAddress = getIpAddr(wifi);
    if (ipAddress.equals("0.0.0.0")) {
        throw new IllegalStateException("Not connected to Wifi");
    }

    NdefRecord[] records = { createRecord(ipAddress) };
    NdefMessage message = new NdefMessage(records);
    Ndef ndef = Ndef.get(tag);
    ndef.connect();
    ndef.writeNdefMessage(message);
    ndef.close();
}