com.haulmont.cuba.core.global

Class QueryParserAstBased

java.lang.Object

com.haulmont.cuba.core.global.QueryParserAstBased

All Implemented Interfaces:

QueryParser

@Scope(value="prototype")
 @Component(value="cuba_QueryParser")
public class QueryParserAstBased
extends java.lang.Object
implements QueryParser

Nested Class Summary

Nested classes/interfaces inherited from interface com.haulmont.cuba.core.global.QueryParser

QueryParser.QueryPath

Field Summary

Fields inherited from interface com.haulmont.cuba.core.global.QueryParser

NAME

Constructor Summary

Constructors

Constructor and Description
QueryParserAstBased(DomainModel model, java.lang.String query)

Method Summary

Modifier and Type	Method and Description
java.util.Set<java.lang.String>	getAllEntityNames()
java.lang.String	getEntityAlias()
java.lang.String	getEntityAlias(java.lang.String targetEntity) Main entity alias
java.lang.String	getEntityName() Main entity name
java.lang.String	getEntityNameIfSecondaryReturnedInsteadOfMain()
java.lang.String	getEntityPathIfSecondaryReturnedInsteadOfMain()
java.util.Set<java.lang.String>	getParamNames() Get all parameter names
java.util.List<QueryParser.QueryPath>	getQueryPaths()
boolean	hasIsNotNullCondition(java.lang.String attribute)
boolean	hasIsNullCondition(java.lang.String attribute)
boolean	hasJoins() Returns true if SELECT query contains joins
boolean	isCollectionSecondaryEntitySelect()
boolean	isEntitySelect(java.lang.String targetEntity) Returns true if this is a standard select from an entity - not count() and not fields (e.id, etc.)
boolean	isParameterInCondition(java.lang.String parameterName)

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryParserAstBased

public QueryParserAstBased(DomainModel model,
                           java.lang.String query)

Method Detail

getParamNames

public java.util.Set<java.lang.String> getParamNames()

Description copied from interface: QueryParser

Get all parameter names

Specified by:

getParamNames in interface QueryParser

getAllEntityNames

public java.util.Set<java.lang.String> getAllEntityNames()

Specified by:

getAllEntityNames in interface QueryParser

getEntityName

public java.lang.String getEntityName()

Description copied from interface: QueryParser

Main entity name

Specified by:

getEntityName in interface QueryParser

getEntityAlias

public java.lang.String getEntityAlias(java.lang.String targetEntity)

Description copied from interface: QueryParser

Main entity alias

Specified by:

getEntityAlias in interface QueryParser

getEntityAlias

public java.lang.String getEntityAlias()

Specified by:

getEntityAlias in interface QueryParser

isEntitySelect

public boolean isEntitySelect(java.lang.String targetEntity)

Description copied from interface: QueryParser

Returns true if this is a standard select from an entity - not count() and not fields (e.id, etc.)

Specified by:

isEntitySelect in interface QueryParser

hasIsNullCondition

public boolean hasIsNullCondition(java.lang.String attribute)

Specified by:

hasIsNullCondition in interface QueryParser

hasIsNotNullCondition

public boolean hasIsNotNullCondition(java.lang.String attribute)

Specified by:

hasIsNotNullCondition in interface QueryParser

hasJoins

public boolean hasJoins()

Description copied from interface: QueryParser

Returns true if SELECT query contains joins

Specified by:

hasJoins in interface QueryParser

getEntityNameIfSecondaryReturnedInsteadOfMain

public java.lang.String getEntityNameIfSecondaryReturnedInsteadOfMain()

Specified by:

getEntityNameIfSecondaryReturnedInsteadOfMain in interface QueryParser

Returns:

Entity name if not main entity name is returned, otherwise null Example: select u.group from sec$User u -> sec$Group Example: select g from sec$User u join u.group g -> sec$Group

getEntityPathIfSecondaryReturnedInsteadOfMain

public java.lang.String getEntityPathIfSecondaryReturnedInsteadOfMain()

Specified by:

getEntityPathIfSecondaryReturnedInsteadOfMain in interface QueryParser

Returns:

Entity path if not main entity name is returned, otherwise null Example: select u.group from sec$User u -> u.group Example: select g from sec$User u join u.group g -> g

isParameterInCondition

public boolean isParameterInCondition(java.lang.String parameterName)

Specified by:

isParameterInCondition in interface QueryParser

isCollectionSecondaryEntitySelect

public boolean isCollectionSecondaryEntitySelect()

Specified by:

isCollectionSecondaryEntitySelect in interface QueryParser

Returns:

true if not main entity selected and it's path with collection Example: select u.group from sec$User u -> false Example: select u.userRoles from sec$User u -> true

getQueryPaths

public java.util.List<QueryParser.QueryPath> getQueryPaths()

Specified by:

getQueryPaths in interface QueryParser