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Spring Framework 2.0.5 API 文档英文版
OrderComparator (Spring Framework API 2.0) - Spring Framework 2.0.5 API 文档英文版
org.springframework.core
Class OrderComparator
java.lang.Object
org.springframework.core.OrderComparator
- All Implemented Interfaces:
- Comparator
- Direct Known Subclasses:
- AnnotationAwareOrderComparator
public class OrderComparator
- extends Object
- implements Comparator
Comparator
implementation for Ordered
objects,
sorting by order value ascending (resp. by priority descending).
Non-Ordered
objects are treated as greatest order
values, thus ending up at the end of the list, in arbitrary order
(just like same order values of Ordered
objects).
- Since:
- 07.04.2003
- Author:
- Juergen Hoeller
- See Also:
Ordered
,
Collections.sort(java.util.List, java.util.Comparator)
,
Arrays.sort(Object[], java.util.Comparator)
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
OrderComparator
public OrderComparator()
compare
public int compare(Object o1,
Object o2)
- Specified by:
compare
in interface Comparator
getOrder
protected int getOrder(Object obj)
- Determine the order value for the given object.
The default implementation checks against the Ordered
interface. Can be overridden in subclasses.
- Parameters:
obj
- the object to check
- Returns:
- the order value, or
Ordered.LOWEST_PRECEDENCE
as fallback
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