org.eth.cyril.model.dsl

Class OrderResolver

java.lang.Object

org.eth.cyril.model.dsl.OrderResolver

public class OrderResolver
extends java.lang.Object

An order resolver resolves the "order" part of an ordering constraint.

Constructor Summary

Constructors

Constructor and Description
OrderResolver(java.lang.String order) Creates a new order resolver instance with the given order string.

Method Summary

Modifier and Type	Method and Description
static boolean	canParseOrder(java.lang.String order) Returns whether the given order string can be parsed.
java.util.List<java.util.Set<Resolver>>	getOrder(Resolver root) Returns a list of set of resolvers for the order, starting at the given resolver.

Methods inherited from class java.lang.Object

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

Constructor Detail

OrderResolver

public OrderResolver(java.lang.String order)

Creates a new order resolver instance with the given order string.

Parameters:

order - The order string.

Throws:

java.lang.IllegalArgumentException - If the order string can't be parsed.

Method Detail

canParseOrder

public static boolean canParseOrder(java.lang.String order)

Returns whether the given order string can be parsed.

Parameters:

order - The order to parse.

Returns:

Whether the order can br parsed.

getOrder

public java.util.List<java.util.Set<Resolver>> getOrder(Resolver root)

Returns a list of set of resolvers for the order, starting at the given resolver. The result can be interpreted in the way, that all elements in sets at index i+1, i+2, ... must be ordered horizontally to the right of the set at index i.

Parameters:

root - The root to start order resolving at.

Returns:

A list of set of resolvers, giving the different buckets for ordering.