com.github.jarvisframework.tool.core.comparator

类 PropertyComparator<T>

java.lang.Object

com.github.jarvisframework.tool.core.comparator.PropertyComparator<T>

所有已实现的接口:

Serializable, Comparator<T>

public class PropertyComparator<T>
extends Object
implements Comparator<T>, Serializable

Bean属性排序器
支持读取Bean多层次下的属性

从以下版本开始:

1.0, 2020-07-30 11:28:27

作者:

Doug Wang

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
private boolean	isNullGreater
private String	property
private static long	serialVersionUID

构造器概要

构造器

构造器和说明
PropertyComparator(String property) 构造
PropertyComparator(String property, boolean isNullGreater) 构造

方法概要

限定符和类型	方法和说明
int	compare(T o1, T o2)
private int	compare(T o1, T o2, Comparable fieldValue1, Comparable fieldValue2)

从类继承的方法 java.lang.Object

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

从接口继承的方法 java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

字段详细资料

serialVersionUID

private static final long serialVersionUID

另请参阅:

常量字段值

property

private final String property

isNullGreater

private final boolean isNullGreater

构造器详细资料

PropertyComparator

public PropertyComparator(String property)

构造

参数:

property - 属性名

PropertyComparator

public PropertyComparator(String property,
                          boolean isNullGreater)

构造

参数:

property - 属性名

isNullGreater - null值是否排在后（从小到大排序）

方法详细资料

compare

public int compare(T o1,
                   T o2)

指定者:

compare 在接口中 Comparator<T>

compare

private int compare(T o1,
                    T o2,
                    Comparable fieldValue1,
                    Comparable fieldValue2)