Package io.jmix.core

Class ValueLoadContext.Query

java.lang.Object

io.jmix.core.ValueLoadContext.Query

All Implemented Interfaces:

DataLoadContextQuery, Serializable

Enclosing class:

ValueLoadContext

public static class ValueLoadContext.Query
extends Object
implements DataLoadContextQuery, Serializable

Class that defines a query to be executed for loading values.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Query(String queryString)

Method Summary

Modifier and Type	Method	Description
Condition	getCondition()
int	getFirstResult()
int	getMaxResults()
String[]	getNoConversionParams()
Map<String,Object>	getParameters()
String	getQueryString()
Sort	getSort()
boolean	isDistinct()
ValueLoadContext.Query	setCondition(Condition condition)
void	setDistinct(boolean distinct)	Sets whether query result should contain only unique elements ('distinct' will be added to jpql query).
ValueLoadContext.Query	setFirstResult(int firstResult)
ValueLoadContext.Query	setMaxResults(int maxResults)
ValueLoadContext.Query	setParameter(String name, Object value)	Set value for a query parameter.
ValueLoadContext.Query	setParameter(String name, Object value, boolean implicitConversions)	Set value for a query parameter.
ValueLoadContext.Query	setParameter(String name, Date value, javax.persistence.TemporalType temporalType)	Set value for a parameter of java.util.Date type.
ValueLoadContext.Query	setParameters(Map<String,Object> parameters)
void	setQueryString(String queryString)
ValueLoadContext.Query	setSort(Sort sort)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

Query

public Query(String queryString)

Parameters:

queryString - JPQL query string. Only named parameters are supported.

Method Details

getQueryString

public String getQueryString()

Returns:

JPQL query string

setQueryString

public void setQueryString(String queryString)

Parameters:

queryString - JPQL query string. Only named parameters are supported.

setParameter

public ValueLoadContext.Query setParameter(String name,
 Object value)

Set value for a query parameter.

Specified by:

setParameter in interface DataLoadContextQuery

Parameters:

name - parameter name

value - parameter value

Returns:

this query instance for chaining

setParameter

public ValueLoadContext.Query setParameter(String name,
 Object value,
 boolean implicitConversions)

Set value for a query parameter.

Parameters:

name - parameter name

value - parameter value

implicitConversions - whether to do parameter value conversions, e.g. convert an entity to its ID

Returns:

this query instance for chaining

setParameter

public ValueLoadContext.Query setParameter(String name,
 Date value,
 javax.persistence.TemporalType temporalType)

Set value for a parameter of java.util.Date type.

Specified by:

setParameter in interface DataLoadContextQuery

Parameters:

name - parameter name

value - date value

temporalType - temporal type

Returns:

this query instance for chaining

getParameters

public Map<String,Object> getParameters()

Specified by:

getParameters in interface DataLoadContextQuery

Returns:

editable map of the query parameters

setParameters

public ValueLoadContext.Query setParameters(Map<String,Object> parameters)

Specified by:

setParameters in interface DataLoadContextQuery

Parameters:

parameters - map of the query parameters

setFirstResult

public ValueLoadContext.Query setFirstResult(int firstResult)

Specified by:

setFirstResult in interface DataLoadContextQuery

Parameters:

firstResult - results offset

Returns:

this query instance for chaining

setMaxResults

public ValueLoadContext.Query setMaxResults(int maxResults)

Specified by:

setMaxResults in interface DataLoadContextQuery

Parameters:

maxResults - results limit

Returns:

this query instance for chaining

getCondition

public Condition getCondition()

Specified by:

getCondition in interface DataLoadContextQuery

Returns:

root query condition

setCondition

public ValueLoadContext.Query setCondition(Condition condition)

Specified by:

setCondition in interface DataLoadContextQuery

Parameters:

condition - root query condition

Returns:

this query instance for chaining

getSort

public Sort getSort()

Returns:

query sort

setSort

public ValueLoadContext.Query setSort(Sort sort)

Parameters:

sort - query sort

Returns:

this query instance for chaining

getFirstResult

public int getFirstResult()

Specified by:

getFirstResult in interface DataLoadContextQuery

Returns:

results offset

getMaxResults

public int getMaxResults()

Specified by:

getMaxResults in interface DataLoadContextQuery

Returns:

results limit

isDistinct

public boolean isDistinct()

Returns:

true if query result should contain only unique elements ('distinct' will be added to jpql query), false otherwise

setDistinct

public void setDistinct(boolean distinct)

Sets whether query result should contain only unique elements ('distinct' will be added to jpql query).

Parameters:

distinct - flag indicating whether query result should contain only unique elements

getNoConversionParams

@Nullable
public String[] getNoConversionParams()

toString

public String toString()

Overrides:

toString in class Object