getAsString - Render the value of the specified tile/component/template attribute to the current JspWriter

Retrieve the value of the specified tile/component/template attribute property, and render it to the current JspWriter as a String. The usual toString() conversions is applied on found value.

Throw a JSPException if named value is not found.

Attribute Name Description
name Attribute name. [Required] [RT Expr]
ignore If this attribute is set to true, and the attribute specified by the name does not exist, simply return without writing anything. The default value is false, which will cause a runtime exception to be thrown. [RT Expr]
role If the user is in the specified role, the tag is taken into account; otherwise, the tag is ignored (skipped). [RT Expr]