Module org.mule.runtime.extensions.api.dsql

Package org.mule.runtime.extension.internal.dsql

Class DefaultDsqlQuery

java.lang.Object

org.mule.runtime.extension.api.dsql.DsqlQuery

org.mule.runtime.extension.internal.dsql.DefaultDsqlQuery

public final class DefaultDsqlQuery
extends DsqlQuery

Represents a parsed DSQL query.

Since:

1.0

Constructor Summary

Constructors

Constructor	Description
DefaultDsqlQuery(EntityType type, List<Field> fields, List<Field> orderByFields, Direction direction, Expression filterExpression, Integer limit, Integer offset)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
Direction	getDirection()
List<Field>	getFields()
Expression	getFilterExpression()
int	getLimit()
int	getOffset()
List<Field>	getOrderByFields()
EntityType	getType()
String	translate(QueryTranslator queryTranslator)	Translates this DsqlQuery to a query in another query language using the specified queryTranslator.

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultDsqlQuery

public DefaultDsqlQuery(EntityType type,
 List<Field> fields,
 List<Field> orderByFields,
 Direction direction,
 Expression filterExpression,
 Integer limit,
 Integer offset)

Creates a new instance.

Parameters:

type - the entity type to be queried

fields - the selected fields of the entity.

orderByFields - the fields to order the query

direction - ascending or descending sort order.

filterExpression - an expression to filter the result set items.

limit - the maximum number of items to be returned.

offset - the number of items to skip from the beginning of the result set.

Method Details

getFields

public List<Field> getFields()

Specified by:

getFields in class DsqlQuery

Returns:

the selected fields from the queried entity.

getOrderByFields

public List<Field> getOrderByFields()

Specified by:

getOrderByFields in class DsqlQuery

Returns:

the fields used to sort the result set.

getDirection

public Direction getDirection()

Specified by:

getDirection in class DsqlQuery

Returns:

the sorting direction.

getFilterExpression

public Expression getFilterExpression()

Specified by:

getFilterExpression in class DsqlQuery

Returns:

an Expression to filter the queried result set.

getType

public EntityType getType()

Specified by:

getType in class DsqlQuery

Returns:

the entity that is being queried.

getLimit

public int getLimit()

Specified by:

getLimit in class DsqlQuery

Returns:

the maximum number of item returned in the result set.

getOffset

public int getOffset()

Specified by:

getOffset in class DsqlQuery

Returns:

the number of items to skip from the beginning of the result set.

translate

public String translate(QueryTranslator queryTranslator)

Translates this DsqlQuery to a query in another query language using the specified queryTranslator.

Specified by:

translate in class DsqlQuery

Parameters:

queryTranslator - a QueryTranslator instance used to translate from DSQL to another query language.

Returns:

a String that represents a translated query using the queryTranslator.