Package sonia.scm.store

Class QueryableStore.CollectionSizeQueryField<T>

java.lang.Object

sonia.scm.store.QueryableStore.BaseQueryField<T,N>

sonia.scm.store.QueryableStore.NumberQueryField<T,Long>

sonia.scm.store.QueryableStore.CollectionSizeQueryField<T>

Type Parameters:

T - The type of the objects this condition is used for.

All Implemented Interfaces:

QueryableStore.AggregatableNumberQueryField<T,Long>, QueryableStore.AggregatableQueryField<T,Long>, QueryableStore.QueryField<T,Long>

Enclosing interface:

QueryableStore<T>

public static class QueryableStore.CollectionSizeQueryField<T>
extends QueryableStore.NumberQueryField<T,Long>
implements QueryableStore.AggregatableNumberQueryField<T,Long>

This class is used to create conditions for queries, based on the size of a collection. Instances of this class will be created by the annotation processor for each collection field of a class annotated with QueryableType. Note that this can only be used for collections of base types like String, number types, enums or booleans.
This is not meant to be instantiated by users of the API!

Constructor Summary

Constructors

Constructor	Description
CollectionSizeQueryField(String name)

Method Summary

Modifier and Type	Method	Description
Class<Long>	getFieldType()
Condition<T>	isEmpty()	Creates a condition that checks if the collection field is empty.

Methods inherited from class sonia.scm.store.QueryableStore.NumberQueryField

between, eq, greater, greaterOrEquals, in, in, less, lessOrEquals

Methods inherited from class sonia.scm.store.QueryableStore.BaseQueryField

getName, isIdField, isNull

Methods inherited from class java.lang.Object

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

Methods inherited from interface sonia.scm.store.QueryableStore.QueryField

getName, isIdField

Constructor Details

CollectionSizeQueryField

public CollectionSizeQueryField(String name)

Method Details

isEmpty

public Condition<T> isEmpty()

Creates a condition that checks if the collection field is empty.

Returns:

The condition to use in a query.

getFieldType

public Class<Long> getFieldType()

Specified by:

getFieldType in interface QueryableStore.AggregatableQueryField<T,Long>