com.sun.xacml.attr
Interface AttributeProxy

All Known Implementing Classes:

AnyURIAttributeProxy, Base64BinaryAttributeProxy, BooleanAttributeProxy, DateAttributeProxy, DateTimeAttributeProxy, DayTimeDurationAttributeProxy, DoubleAttributeProxy, HexBinaryAttributeProxy, IntegerAttributeProxy, RFC822NameAttributeProxy, StringAttributeProxy, TimeAttributeProxy, X500NameAttributeProxy, YearMonthDurationAttributeProxy

public interface AttributeProxy

Used by the AttributeFactory to create new attributes. Typically a new proxy class is created which in turn knows how to create a specific kind of attribute, and then this proxy class is installed in the AttributeFactory.

Since:

1.0

Method Summary

AttributeValue	getInstance(Node root) Tries to create a new AttributeValue based on the given DOM root node.
AttributeValue	getInstance(String value) Tries to create a new AttributeValue based on the given String data.

Method Detail

getInstance

public AttributeValue getInstance(Node root)
                           throws Exception

Tries to create a new AttributeValue based on the given DOM root node.

Parameters:

root - the DOM root of some attribute data

Returns:

an AttributeValue representing the given data

Throws:

Exception - if the data couldn't be used (the exception is typically wrapping some other exception)

getInstance

public AttributeValue getInstance(String value)
                           throws Exception

Tries to create a new AttributeValue based on the given String data.

Parameters:

value - the text form of some attribute data

Returns:

an AttributeValue representing the given data

Throws:

Exception - if the data couldn't be used (the exception is typically wrapping some other exception)