io.jmix.ui.model.impl

Class EntityValuesComparator<T>

java.lang.Object

io.jmix.ui.model.impl.AbstractComparator<T>

io.jmix.ui.model.impl.EntityValuesComparator<T>

All Implemented Interfaces:

java.util.Comparator<T>

public class EntityValuesComparator<T>
extends AbstractComparator<T>

A comparison function, which imposes a ordering for entity attribute values.

For example, to obtain a Comparator that compares io.jmix.core.Entity objects by some property that is specified by io.jmix.core.metamodel.model.MetaPropertyPath:

 Comparator.comparing(e -> e.getValueEx(propertyPath), EntityValuesComparator.of(asc))

Field Summary

Fields inherited from class io.jmix.ui.model.impl.AbstractComparator

asc, metadata, metadataTools, nullsLast

Constructor Summary

Constructors

Constructor and Description
EntityValuesComparator(boolean asc, io.jmix.core.metamodel.model.MetaClass metaClass, org.springframework.beans.factory.BeanFactory beanFactory)

Method Summary

Modifier and Type	Method and Description
int	compare(T o1, T o2)
protected java.lang.Object	transformValue(T value)

Methods inherited from class io.jmix.ui.model.impl.AbstractComparator

__compare, compareAsc

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

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

Constructor Detail

EntityValuesComparator

public EntityValuesComparator(boolean asc,
                              io.jmix.core.metamodel.model.MetaClass metaClass,
                              org.springframework.beans.factory.BeanFactory beanFactory)

Method Detail

compare

public int compare(T o1,
                   T o2)

transformValue

@Nullable
protected java.lang.Object transformValue(@Nullable
                                                    T value)