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(String message, Throwable cause)

Source Link

Document

Constructs a new exception with the specified detail message and cause.

Usage

From source file:Main.java

/**
 * Constructs a new Cipher.//from   w  w  w .  j a  va2s. co m
 */
public static Cipher newCipher(String algorithm) {
    try {
        return Cipher.getInstance(algorithm);
    } catch (NoSuchAlgorithmException e) {
        throw new IllegalArgumentException("Not a valid encryption algorithm", e);
    } catch (NoSuchPaddingException e) {
        throw new IllegalStateException("Should not happen", e);
    }
}

From source file:Main.java

/**
 * Invokes the Cipher to perform encryption or decryption (depending on the
 * initialized mode).//  www  . ja v  a 2 s  .  co m
 */
public static byte[] doFinal(Cipher cipher, byte[] input, int inputOffSet, int inputLen) {
    try {
        return cipher.doFinal(input, inputOffSet, inputLen);
    } catch (IllegalBlockSizeException e) {
        throw new IllegalStateException("Unable to invoke Cipher due to illegal block size", e);
    } catch (BadPaddingException e) {
        throw new IllegalStateException("Unable to invoke Cipher due to bad padding", e);
    }
}

From source file:com.gooddata.util.ResourceUtils.java

public static <T> T readObjectFromResource(Class testClass, String resourcePath, Class<T> objectClass) {
    notNull(objectClass, "objectClass");

    try {/* ww w. ja v  a 2 s .c o m*/
        return OBJECT_MAPPER.readValue(readFromResource(resourcePath, testClass), objectClass);
    } catch (IOException e) {
        throw new IllegalStateException(
                format("Cannot read class %s from resource %s", objectClass, resourcePath), e);
    }
}

From source file:Main.java

public static <T> T fromJson(@NonNull String content, @NonNull Type type) throws IllegalStateException {
    try {/*from  w  w  w . ja  v  a  2 s  .  c om*/
        return sGson.fromJson(content, type);
    } catch (JsonSyntaxException e) {
        throw new IllegalStateException(JSON_PARSE_ERROR + content, e);
    }
}

From source file:Main.java

/**
 * Execute the given runnable code dedicated to Swing using the Event Dispatcher Thread (EDT)
 * And waits for completion/*from w w  w  .  j a  va2 s  .c  om*/
 * @param runnable runnable code dedicated to Swing
 * @throws IllegalStateException if any exception occurs while the given runnable code executes using EDT
 */
public static void invokeAndWaitEDT(final Runnable runnable) throws IllegalStateException {
    if (isEDT()) {
        // current Thread is EDT, simply execute runnable:
        runnable.run();
    } else {
        // If the current thread is interrupted, then use invoke later EDT (i.e. do not wait):
        if (Thread.currentThread().isInterrupted()) {
            invokeLaterEDT(runnable);
        } else {
            try {
                // Using invokeAndWait to be in sync with the calling thread:
                SwingUtilities.invokeAndWait(runnable);

            } catch (InterruptedException ie) {
                // propagate the exception because it should never happen:
                throw new IllegalStateException(
                        "SwingUtils.invokeAndWaitEDT : interrupted while running " + runnable, ie);
            } catch (InvocationTargetException ite) {
                // propagate the internal exception :
                throw new IllegalStateException(
                        "SwingUtils.invokeAndWaitEDT : an exception occured while running " + runnable,
                        ite.getCause());
            }
        }
    }
}

From source file:com.apabi.qrcode.utils.EncodeUtils.java

/**
 * Hex?./*  w  ww.  j  a  v  a 2 s  .co m*/
 */
public static byte[] hexDecode(final String input) {
    try {
        return Hex.decodeHex(input.toCharArray());
    } catch (DecoderException e) {
        throw new IllegalStateException("Hex Decoder exception", e);
    }
}

From source file:Main.java

/**
 * Convert a bean to XML format using JAXB.
 * /*from ww w .  jav  a2  s  .  c o  m*/
 * @param bean
 *            The bean to marshal as XML.
 * @param bc
 *            Additional classes to register on the JAXB context for
 *            marshalling.
 * @return An XML representation of the bean.
 */
public static <T> String marshal(T bean, Class<?>... bc) {
    assert bean != null;
    Class<?>[] bind;
    if (bc.length > 0) {
        bind = new Class<?>[bc.length + 1];
        bind[0] = bean.getClass();
        for (int i = 0; i < bc.length; i++)
            bind[i + 1] = bc[i];
    } else
        bind = new Class<?>[] { bean.getClass(), };
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        JAXBContext jaxbContext = JAXBContext.newInstance(bind);
        Marshaller marshaller = jaxbContext.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
        marshaller.marshal(bean, baos);
    } catch (JAXBException e) {
        throw new IllegalStateException("Error marshalling", e);
    }
    return new String(baos.toByteArray());
}

From source file:Main.java

/**
 * Convert a bean to XML format using JAXB.
 * /*from www  . ja va 2s . co  m*/
 * @param bean
 *            The bean to marshal as XML.
 * @param bc
 *            Additional classes to register on the JAXB context for
 *            marshalling.
 * @return An XML representation of the bean.
 */
public static <T> String marshal(T bean, Class<?>... bc) {
    assert bean != null;
    Class<?>[] bind;
    if (bc.length > 0) {
        bind = new Class<?>[bc.length + 1];
        bind[0] = bean.getClass();
        for (int i = 0; i < bc.length; i++)
            bind[i + 1] = bc[i];
    } else
        bind = new Class<?>[] { bean.getClass(), };
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        JAXBContext jaxbContext = JAXBContext.newInstance(bind);
        Marshaller marshaller = jaxbContext.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, new Boolean(true));
        marshaller.marshal(bean, baos);
    } catch (JAXBException e) {
        throw new IllegalStateException("Error marshalling", e);
    }
    return new String(baos.toByteArray());
}

From source file:Main.java

/**
 * Convert XML data to a bean using JAXB.
 * /*from   w w w. j  av  a  2 s .co m*/
 * @param b
 *            The bean, represented as XML.
 * @param implClass
 *            The implementation class of the bean.
 * @param bc
 *            Additional classes to add to the JAXB context.
 * @return The bean, unmarshalled from the XML data using JAXB.
 */
public static <T> T unmarshal(String b, Class<T> implClass, Class<?>... bc) {
    Class<?>[] bind;
    if (bc.length > 1) {
        bind = new Class<?>[bc.length + 1];
        bind[0] = implClass;
        for (int i = 0; i < bc.length; i++) {
            bind[i + 1] = bc[i];
        }
    } else {
        bind = new Class<?>[] { implClass, };
    }
    ByteArrayInputStream bais = new ByteArrayInputStream(b.getBytes());
    try {
        JAXBContext jaxbContext = JAXBContext.newInstance(bind);
        Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
        return implClass.cast(unmarshaller.unmarshal(bais));
    } catch (JAXBException e) {
        throw new IllegalStateException("Error unmarshalling", e);
    }
}

From source file:com.linkedin.databus2.schemas.utils.Utils.java

public static byte[] md5(byte[] bytes) {
    try {/*ww w . ja va 2 s. c  o m*/
        MessageDigest digest = MessageDigest.getInstance("md5");
        return digest.digest(bytes);
    } catch (NoSuchAlgorithmException e) {
        throw new IllegalStateException("This can't happen.", e);
    }
}