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org.apache.tiles.template
Interface AttributeResolver

All Known Implementing Classes:

DefaultAttributeResolver

public interface AttributeResolver

Resolves an attribute, depending on the given parameters.

Since:

2.2.0

Version:

$Rev: 765774 $ $Date: 2009-04-16 23:43:00 +0200 (gio, 16 apr 2009) $

Method Summary

Attribute

computeAttribute(TilesContainer container, Attribute attribute, String name, String role, boolean ignore, Object defaultValue, String defaultValueRole, String defaultValueType, Object... requestItems) Computes the attribute.

Method Detail

computeAttribute

Attribute computeAttribute(TilesContainer container,
                           Attribute attribute,
                           String name,
                           String role,
                           boolean ignore,
                           Object defaultValue,
                           String defaultValueRole,
                           String defaultValueType,
                           Object... requestItems)

Computes the attribute.

Parameters:

container - The Tiles container to use.

attribute - The attribute to return immediately, if not null.

name - The name of the attribute.

role - A comma-separated list of roles. If present, the attribute will be rendered only if the current user belongs to one of the roles.

ignore - If true if the computed attribute is null, this problem will be ignored.

defaultValue - The default value of the attribute. To use only if the attribute was not computed.

defaultValueRole - The default comma-separated list of roles. To use only if the attribute was not computed.

defaultValueType - The default type of the attribute. To use only if the attribute was not computed.

requestItems - The request objects.

Returns:

The computed attribute.

Since:

2.2.0