Class TagAttributeInfo


  • public class TagAttributeInfo
    extends java.lang.Object
    Information on the attributes of a Tag, available at translation time. This class is instantiated from the Tag Library Descriptor file (TLD).

    Only the information needed to generate code is included here. Other information like SCHEMA for validation belongs elsewhere.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.lang.String ID
      "id" is wired in to be ID.
    • Constructor Summary

      Constructors 
      Constructor Description
      TagAttributeInfo​(java.lang.String name, boolean required, java.lang.String type, boolean reqTime)
      Constructor for TagAttributeInfo.
    • Field Detail

      • ID

        public static final java.lang.String ID
        "id" is wired in to be ID. There is no real benefit in having it be something else IDREFs are not handled any differently.
        See Also:
        Constant Field Values
    • Constructor Detail

      • TagAttributeInfo

        public TagAttributeInfo​(java.lang.String name,
                                boolean required,
                                java.lang.String type,
                                boolean reqTime)
        Constructor for TagAttributeInfo. This class is to be instantiated only from the TagLibrary code under request from some JSP code that is parsing a TLD (Tag Library Descriptor).
        Parameters:
        name - The name of the attribute.
        required - If this attribute is required in tag instances.
        type - The name of the type of the attribute.
        reqTime - Whether this attribute holds a request-time Attribute.
    • Method Detail

      • getName

        public java.lang.String getName()
        The name of this attribute.
        Returns:
        the name of the attribute
      • getTypeName

        public java.lang.String getTypeName()
        The type (as a String) of this attribute.
        Returns:
        the type of the attribute
      • canBeRequestTime

        public boolean canBeRequestTime()
        Whether this attribute can hold a request-time value.
        Returns:
        if the attribute can hold a request-time value.
      • isRequired

        public boolean isRequired()
        Whether this attribute is required.
        Returns:
        if the attribute is required.
      • getIdAttribute

        public static TagAttributeInfo getIdAttribute​(TagAttributeInfo[] a)
        Convenience static method that goes through an array of TagAttributeInfo objects and looks for "id".
        Parameters:
        a - An array of TagAttributeInfo
        Returns:
        The TagAttributeInfo reference with name "id"
      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object