How to use org.jboss.windup.util.exception

/**
 * Stores the exception which holds information if, and where, the Windup stopped (typically on an external request).
 * If windup was stopped, this must be called.
 */
public void setWindupStopException(WindupStopException windupStopException)
{
  if (this.windupStopException != null)
    throw new WindupException("Trying to set the stop exception while it was already set."
        + " The cause contains the original one.", this.windupStopException);
  this.windupStopException = windupStopException;
}

public WindupMultiException(String msg, List<Exception> exs)
{
  super(formatMessage(msg, exs, false));
}

public WindupMultiStringException(String msg, List<String> errors)
{
  super(formatMessage(msg, errors));
}

private void checkCancelled(GraphRewrite event)
{
  if (event.shouldWindupStop())
  {
    throw new WindupStopException("Request to stop detected during unzipping of archives");
  }
}

  public static Object executeXPath(Node document, XPathExpression expr, QName result) throws XPathException, MarshallingException
  {
    try
    {
      return expr.evaluate(document, result);
    }
    catch (Exception e)
    {
      throw new MarshallingException("Exception unmarshalling XML.", e);
    }
  }
}

private void validateWrappedCondition(Object wrappedCondition)
{
  if(! (wrappedCondition instanceof GraphCondition)) {
    throw new WindupException("The <" + ELEMENT_NAME + "> element must wrap GraphConditions only." );
  }
}

private void checkCancelled(GraphRewrite event)
{
  if (event.shouldWindupStop())
  {
    throw new WindupStopException("Request to stop detected during unzipping of archives");
  }
}

public WindupMultiException(String msg, List<Exception> exs)
{
  super(formatMessage(msg, exs, false));
}

public WindupMultiStringException(String msg, List<String> errors)
{
  super(formatMessage(msg, errors));
}

/**
 * Stores the exception which holds information if, and where, the Windup stopped (typically on an external request).
 * If windup was stopped, this must be called.
 */
public void setWindupStopException(WindupStopException windupStopException)
{
  if (this.windupStopException != null)
    throw new WindupException("Trying to set the stop exception while it was already set."
        + " The cause contains the original one.", this.windupStopException);
  this.windupStopException = windupStopException;
}

public WindupMultiException(String msg, List<Exception> exs)
{
  super(formatMessage(msg, exs, false));
}

public WindupMultiStringException(String msg, List<String> errors)
{
  super(formatMessage(msg, errors));
}

private void validateWrappedCondition(Object wrappedCondition)
{
  if(! (wrappedCondition instanceof GraphCondition)) {
    throw new WindupException("The <" + ELEMENT_NAME + "> element must wrap GraphConditions only." );
  }
}

  private void validateChildren(List<Element> children) throws WindupException{
    if(children.size() != 1) {
      throw new WindupException("The <" + ELEMENT_NAME + "> element must have exactly 1 child." );
    }
  }
}

private void validateAttributes(String size) throws WindupException{
  if(!Pattern.matches("[0-9]+",size)) {
    throw new WindupException("The <" + ELEMENT_NAME + "> element's '" +IterableFilterHandler.SIZE_ATTRIBUTE + " attribute is not a valid number." );
  }
}

  private void validateChildren(List<Element> children)
  {
    if(children.size() != 1) {
      throw new WindupException("The <" + ELEMENT_NAME + "> element must have exactly 1 child." );
    }
  }
}

  @SuppressWarnings("unchecked")
  private Class<? extends WindupVertexFrame> cast(Class<? extends WindupFrame> typeAsWindupFrame)
  {
    if (!WindupVertexFrame.class.isAssignableFrom(typeAsWindupFrame))
      throw new WindupException("Only types that are a subclass of " + WindupVertexFrame.class.getCanonicalName() + " are supported by the "
          + ELEMENT_NAME + " element!");

    return (Class<? extends WindupVertexFrame>) typeAsWindupFrame;
  }
}

  @SuppressWarnings("unchecked")
  private Class<? extends WindupVertexFrame> cast(Class<? extends WindupFrame> typeAsWindupFrame)
  {
    if (!WindupVertexFrame.class.isAssignableFrom(typeAsWindupFrame))
      throw new WindupException("Only types that are a subclass of " + WindupVertexFrame.class.getCanonicalName() + " are supported by the "
          + ELEMENT_NAME + " element!");

    return (Class<? extends WindupVertexFrame>) typeAsWindupFrame;
  }
}

public Tag getTag(String tagName)
{
  Tag tag = findTag(tagName);
  if (null == tag)
    throw new WindupException("Tag does not exist: " + tagName);
  return tag;
}

public Tag getTag(String tagName)
{
  Tag tag = findTag(tagName);
  if (null == tag)
    throw new WindupException("Tag does not exist: " + tagName);
  return tag;
}