BooleanComparator (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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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
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

Field Summary

static BooleanComparator TRUE_HIGH
          A shared default instance of this comparator, treating true higher than false.

static BooleanComparator TRUE_LOW
          A shared default instance of this comparator, treating true lower than false.

Constructor Summary

BooleanComparator(boolean trueLow)
          Create a BooleanComparator that sorts boolean values based on the provided flag.

Method Summary

int compare(Object o1, Object o2)


boolean equals(Object obj)


int hashCode()


String toString()


Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Summary
`static BooleanComparator`	`TRUE_HIGH` A shared default instance of this comparator, treating true higher than false.
`static BooleanComparator`	`TRUE_LOW` A shared default instance of this comparator, treating true lower than false.

Constructor Summary
`BooleanComparator(boolean trueLow)` Create a BooleanComparator that sorts boolean values based on the provided flag.

Method Summary
`int`	`compare(Object o1, Object o2)`
`boolean`	`equals(Object obj)`
`int`	`hashCode()`
`String`	`toString()`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, wait, wait, wait`

Field Detail

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.

Constructor Detail