javax.servlet.jsp.tagext
Class TagAttributeInfo

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.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

static java.lang.String

ID "id" is wired in to be ID.

Constructor Summary

TagAttributeInfo(java.lang.String name, boolean required, java.lang.String type, boolean reqTime)
Constructor for TagAttributeInfo.

Method Summary

boolean	canBeRequestTime() Whether this attribute can hold a request-time value.
static TagAttributeInfo	getIdAttribute(TagAttributeInfo[] a) Convenience static method that goes through an array of TagAttributeInfo objects and looks for "id".
java.lang.String	getName() The name of this attribute.
java.lang.String	getTypeName() The type (as a String) of this attribute.
boolean	isRequired() Whether this attribute is required.
java.lang.String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

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