/**
     * Creates a new DataStoreException with the specified message.
     *
     * @param message the error message
     */
    public DataStoreException(final String message) {
        super(message);
    }

    /**
     * Creates a new DataStoreException with the specified cause.
     *
     * @param cause the underlying cause of this exception
     */
    public DataStoreException(final Throwable cause) {

        // Test with different types of causes
        DataStoreException withIOException = new DataStoreException("IO Error", new java.io.IOException("File not found"));
        DataStoreException withNPE = new DataStoreException("NPE Error", new NullPointerException("Null value"));
        DataStoreException withCustom = new DataStoreException("Custom Error", new FessSystemException("System error"));