Field Detail

• EMPTY_RENDERABLE

  public static final Renderable EMPTY_RENDERABLE

  A renderable object that does not render anything.

  Since:

  2.2.0

Method Detail

• toSimpleBoolean

  public static boolean toSimpleBoolean(java.lang.Boolean obj,
                        boolean defaultValue)

  Null-safe conversion from Boolean to boolean.

  Parameters:

  obj - The Boolean object.

  defaultValue - This value will be returned if obj is null.

  Returns:

  The boolean value of obj or, if null, defaultValue.

  Since:

  2.2.0

• getParameterStack

  @Deprecated
  public static ArrayStack<java.util.Map<java.lang.String,java.lang.Object>> getParameterStack(Context context)

  Deprecated. Use Velocity directives.
  Returns or creates the parameter stack to use. It is useful to store parameters across tool calls.

  Parameters:

  context - The Velocity context.

  Returns:

  The parameter stack.

  Since:

  2.2.0

• setAttribute

  public static void setAttribute(Context velocityContext,
                  HttpServletRequest request,
                  ServletContext servletContext,
                  java.lang.String name,
                  java.lang.Object obj,
                  java.lang.String scope)

  Sets an attribute in the desired scope.

  Parameters:

  velocityContext - The Velocity context.

  request - The HTTP request.

  servletContext - The servlet context.

  name - The name of the attribute.

  obj - The value of the attribute.

  scope - The scope. It can be page, request , session, application.

  Since:

  2.2.0

• getBodyAsString

  public static java.lang.String getBodyAsString(InternalContextAdapter context,
                                 Node node)
                                          throws java.io.IOException

  Evaluates the body (child node at position 1) and returns it as a string.

  Parameters:

  context - The Velocity context.

  node - The node to use.

  Returns:

  The evaluated body.

  Throws:

  java.io.IOException - If something goes wrong.

  Since:

  2.2.2

• evaluateBody

  public static void evaluateBody(InternalContextAdapter context,
                  java.io.Writer writer,
                  Node node)
                           throws java.io.IOException

  Evaluates the body writing in the passed writer.

  Parameters:

  context - The Velocity context.

  writer - The writer to write into.

  node - The node to use.

  Throws:

  java.io.IOException - If something goes wrong.

  Since:

  2.2.2

• getParameters

  public static java.util.Map<java.lang.String,java.lang.Object> getParameters(InternalContextAdapter context,
                                                               Node node)

  Extracts the parameters from the directives, by getting the child at position 0 supposing it is a map.

  Parameters:

  context - The Velocity context.

  node - The node to use.

  Returns:

  The extracted parameters.

  Since:

  2.2.2