Class ParamDirective

  • All Implemented Interfaces:
    Cloneable, org.apache.velocity.runtime.directive.DirectiveConstants

    public final class ParamDirective
    extends org.apache.velocity.runtime.directive.Directive
    A ParamDirective for Velocity to add parameters to a decorator directive. All the parameters provided to the decorator are available in a Map called $params

    Example use:

    #applyDecorator( ... )
      #decoratorParam("paramname" $foo)
      #decoratorParam("otherparam" "bar")
    #end

    See Also:
    ApplyDecoratorDirective
    • Field Summary

      • Fields inherited from class org.apache.velocity.runtime.directive.Directive

        rsvc
      • Fields inherited from interface org.apache.velocity.runtime.directive.DirectiveConstants

        BLOCK, LINE
    • Constructor Summary

      Constructors 
      Constructor Description
      ParamDirective()  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      String getName()
      Returns the name of the directive.
      int getType()
      Tells velocity that this is a block-type directive.
      void init​(org.apache.velocity.runtime.RuntimeServices services, org.apache.velocity.context.InternalContextAdapter adapter, org.apache.velocity.runtime.parser.node.Node node)
      The directive is initialized.
      boolean render​(org.apache.velocity.context.InternalContextAdapter adapter, Writer writer, org.apache.velocity.runtime.parser.node.Node node)
      Add the actual parameter
      • Methods inherited from class org.apache.velocity.runtime.directive.Directive

        getColumn, getLine, getTemplateName, setLocation, setLocation
    • Constructor Detail

      • ParamDirective

        public ParamDirective()
    • Method Detail

      • getName

        public String getName()
        Returns the name of the directive.
        Specified by:
        getName in class org.apache.velocity.runtime.directive.Directive
        Returns:
        name of the directive
      • getType

        public int getType()
        Tells velocity that this is a block-type directive.
        Specified by:
        getType in class org.apache.velocity.runtime.directive.Directive
        Returns:
        directive type
      • init

        public void init​(org.apache.velocity.runtime.RuntimeServices services,
                         org.apache.velocity.context.InternalContextAdapter adapter,
                         org.apache.velocity.runtime.parser.node.Node node)
        The directive is initialized.
        Overrides:
        init in class org.apache.velocity.runtime.directive.Directive
        Parameters:
        services - Velocity runtime services.
        adapter - context.
        node - within the directive.
      • render

        public boolean render​(org.apache.velocity.context.InternalContextAdapter adapter,
                              Writer writer,
                              org.apache.velocity.runtime.parser.node.Node node)
                       throws IOException,
                              org.apache.velocity.exception.ResourceNotFoundException,
                              org.apache.velocity.exception.ParseErrorException,
                              org.apache.velocity.exception.MethodInvocationException
        Add the actual parameter
        Specified by:
        render in class org.apache.velocity.runtime.directive.Directive
        Parameters:
        adapter - the context.
        writer - a writer instance to which to write the decorated text.
        node - the node within our block.
        Throws:
        IOException
        org.apache.velocity.exception.ResourceNotFoundException
        org.apache.velocity.exception.ParseErrorException
        org.apache.velocity.exception.MethodInvocationException