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Spring Framework 2.0.5 API 文档英文版
BooleanComparator (Spring Framework API 2.0) - Spring Framework 2.0.5 API 文档英文版
org.springframework.util.comparator
Class BooleanComparator
java.lang.Object
org.springframework.util.comparator.BooleanComparator
- All Implemented Interfaces:
- Serializable, Comparator
public final class BooleanComparator
- extends Object
- implements Comparator, Serializable
A Comparator for Boolean objects that can sort either true or false first.
- Since:
- 1.2.2
- Author:
- Keith Donald
- See Also:
- Serialized Form
Constructor Summary |
BooleanComparator(boolean trueLow)
Create a BooleanComparator that sorts boolean values based on
the provided flag. |
TRUE_LOW
public static final BooleanComparator TRUE_LOW
- A shared default instance of this comparator, treating true lower
than false.
TRUE_HIGH
public static final BooleanComparator TRUE_HIGH
- A shared default instance of this comparator, treating true higher
than false.
BooleanComparator
public BooleanComparator(boolean trueLow)
- Create a BooleanComparator that sorts boolean values based on
the provided flag.
Alternatively, you can use the default shared instances:
BooleanComparator.TRUE_LOW
and
BooleanComparator.TRUE_HIGH
.
- Parameters:
trueLow
- whether to treat true as lower or higher than false- See Also:
TRUE_LOW
,
TRUE_HIGH
compare
public int compare(Object o1,
Object o2)
- Specified by:
compare
in interface Comparator
equals
public boolean equals(Object obj)
- Specified by:
equals
in interface Comparator
- Overrides:
equals
in class Object
hashCode
public int hashCode()
- Overrides:
hashCode
in class Object
toString
public String toString()
- Overrides:
toString
in class Object
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