Package org.apache.tiles.template

Class ComposeStackUtil

java.lang.Object

org.apache.tiles.template.ComposeStackUtil

public final class ComposeStackUtil
extends java.lang.Object

Utilities to work with compose stacks.

Since:

3.0.0

Version:

$Rev: 1305937 $ $Date: 2012-03-28 05:15:15 +1100 (Wed, 28 Mar 2012) $

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	COMPOSE_STACK_ATTRIBUTE_NAME	The name of the attribute that holds the compose stack.

Method Summary

Modifier and Type	Method	Description
static java.lang.Object	findAncestorWithClass(java.util.Deque<java.lang.Object> composeStack, java.lang.Class<?> clazz)	Finds the first ancestor in the stack, that is assignable to the given class.
static java.util.Deque<java.lang.Object>	getComposeStack(org.apache.tiles.request.Request request)	Returns the current compose stack, or creates a new one if not present.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

COMPOSE_STACK_ATTRIBUTE_NAME

public static final java.lang.String COMPOSE_STACK_ATTRIBUTE_NAME

The name of the attribute that holds the compose stack.

See Also:

Constant Field Values

Method Detail

findAncestorWithClass

public static java.lang.Object findAncestorWithClass(java.util.Deque<java.lang.Object> composeStack,
                                                     java.lang.Class<?> clazz)

Finds the first ancestor in the stack, that is assignable to the given class.

Parameters:

composeStack - The compose stack to evaluate.

clazz - The class to check.

Returns:

The first ancestor that is assignable to the class, or null if not found.

Since:

3.0.0

getComposeStack

public static java.util.Deque<java.lang.Object> getComposeStack(org.apache.tiles.request.Request request)

Returns the current compose stack, or creates a new one if not present.

Parameters:

request - The request.

Returns:

The compose stack.

Since:

3.0.0