Package org.apache.tiles.template

# Class AddAttributeModel

java.lang.Object
org.apache.tiles.template.AddAttributeModel

public class AddAttributeModel extends Object

Add an element to the surrounding list. Equivalent to 'putAttribute', but for list element.

Add an element to the surrounding list. This tag can only be used inside 'putListAttribute' or 'addListAttribute' tags. Value can come from a direct assignment (value="aValue")

Since:
  2.2.0

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `AddAttributeModel()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `execute(Object value, String expression, String role, String type, Request request, ModelBody modelBody)`
  Executes the operation.

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- ## Constructor Details

  - ### AddAttributeModel

    public AddAttributeModel()

- ## Method Details

  - ### execute

    public void execute(Object value, String expression, String role, String type, Request request, ModelBody modelBody) throws IOException
    Executes the operation.
    Parameters:
      `value` - The value of the attribute. Use this parameter, or expression, or body.
      `expression` - The expression to calculate the value from. Use this parameter, or value, or body.
      `role` - A comma-separated list of roles. If present, the attribute will be rendered only if the current user belongs to one of the roles.
      `type` - The type (renderer) of the attribute.
      `request` - The request.
      `modelBody` - The body.
    Throws:
      `IOException` - If the body cannot be correctly evaluated.
    Since:
      2.2.0