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# Class w3c.jigsaw.resources.AttributeRegistry

    java.lang.Object
       |
       +----w3c.jigsaw.resources.AttributeRegistry

public class AttributeRegistry
extends Object

##

AttributeRegistry()

##

getAttributeClass(Class, String)
  Get the name of the class that has declared this attribute.
getClassAttributes(Class)
  Get this class declared attributes.
registerAttribute(Class, Attribute)
  Register a new attribute for a given class.

##

AttributeRegistry

      public AttributeRegistry()

##

registerAttribute

      public static synchronized int registerAttribute(Class cls,
                                                       Attribute attr)

  Register a new attribute for a given class. This method create the approrpriate attribute description record if required, and return the index of this attribute in the corresponding holder instances.
  Parameters:
    cls - The class that defines this attribute.
    attr - The attribute to declare.
  Returns:
    The attribute index.

getClassAttributes

      public static synchronized Attribute[] getClassAttributes(Class cls)

  Get this class declared attributes.
  Parameters:
    cls - The class we are querying.
  Returns:
    An array of Attribute instances, describing each of the attributes of all instances of the class, or null if the class hasn't defined any attributes.

getAttributeClass

      public static Class getAttributeClass(Class cls,
                                            String attrname)

  Get the name of the class that has declared this attribute.
  Parameters:
    cls - The class that makes the starting point of lookup.
    attr - The attribute we are looking for.
  Returns:
    The name of the class that defined that attribute, or null.

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