com.querydsl.jpa.hibernate

Class HibernateUpdateClause

java.lang.Object

com.querydsl.jpa.hibernate.HibernateUpdateClause

All Implemented Interfaces:

DMLClause<HibernateUpdateClause>, StoreClause<HibernateUpdateClause>, UpdateClause<HibernateUpdateClause>, FilteredClause<HibernateUpdateClause>

public class HibernateUpdateClause
extends java.lang.Object
implements UpdateClause<HibernateUpdateClause>

UpdateClause implementation for Hibernate

Author:

tiwe

Constructor Summary

Constructors

Constructor and Description
HibernateUpdateClause(org.hibernate.Session session, EntityPath<?> entity)
HibernateUpdateClause(org.hibernate.Session session, EntityPath<?> entity, JPQLTemplates templates)
HibernateUpdateClause(SessionHolder session, EntityPath<?> entity, JPQLTemplates templates)
HibernateUpdateClause(org.hibernate.StatelessSession session, EntityPath<?> entity)

Method Summary

Modifier and Type	Method and Description
long	execute() Execute the clause and return the amount of affected rows
boolean	isEmpty() Returns true, if no bindings have been set, otherwise false.
HibernateUpdateClause	set(java.util.List<? extends Path<?>> paths, java.util.List<?> values) Set the paths to be updated
<T> HibernateUpdateClause	set(Path<T> path, Expression<? extends T> expression) Add an expression binding
<T> HibernateUpdateClause	set(Path<T> path, T value) Add a value binding
HibernateUpdateClause	setLockMode(Path<?> path, org.hibernate.LockMode lockMode) Set the lock mode for the given path.
<T> HibernateUpdateClause	setNull(Path<T> path) Bind the given path to null
java.lang.String	toString()
HibernateUpdateClause	where(Predicate... o) Adds the given filter conditions

Methods inherited from class java.lang.Object

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

Constructor Detail

HibernateUpdateClause

public HibernateUpdateClause(org.hibernate.Session session,
                             EntityPath<?> entity)

HibernateUpdateClause

public HibernateUpdateClause(org.hibernate.StatelessSession session,
                             EntityPath<?> entity)

HibernateUpdateClause

public HibernateUpdateClause(org.hibernate.Session session,
                             EntityPath<?> entity,
                             JPQLTemplates templates)

HibernateUpdateClause

public HibernateUpdateClause(SessionHolder session,
                             EntityPath<?> entity,
                             JPQLTemplates templates)

Method Detail

execute

public long execute()

Description copied from interface: DMLClause

Execute the clause and return the amount of affected rows

Specified by:

execute in interface DMLClause<HibernateUpdateClause>

Returns:

amount of affected rows

set

public <T> HibernateUpdateClause set(Path<T> path,
                                     T value)

Description copied from interface: StoreClause

Add a value binding

Specified by:

set in interface StoreClause<HibernateUpdateClause>

Parameters:

path - path to be updated

value - value to set

Returns:

the current object

set

public <T> HibernateUpdateClause set(Path<T> path,
                                     Expression<? extends T> expression)

Description copied from interface: StoreClause

Add an expression binding

Specified by:

set in interface StoreClause<HibernateUpdateClause>

Parameters:

path - path to be updated

expression - binding

Returns:

the current object

setNull

public <T> HibernateUpdateClause setNull(Path<T> path)

Description copied from interface: StoreClause

Bind the given path to null

Specified by:

setNull in interface StoreClause<HibernateUpdateClause>

Parameters:

path - path to be updated

Returns:

the current object

set

public HibernateUpdateClause set(java.util.List<? extends Path<?>> paths,
                                 java.util.List<?> values)

Description copied from interface: UpdateClause

Set the paths to be updated

Specified by:

set in interface UpdateClause<HibernateUpdateClause>

Parameters:

paths - paths to be updated

values - values to be set

Returns:

the current object

where

public HibernateUpdateClause where(Predicate... o)

Description copied from interface: FilteredClause

Adds the given filter conditions

Skips null arguments

Specified by:

where in interface FilteredClause<HibernateUpdateClause>

Parameters:

o - filter conditions to be added

Returns:

the current object

setLockMode

public HibernateUpdateClause setLockMode(Path<?> path,
                                         org.hibernate.LockMode lockMode)

Set the lock mode for the given path.

Returns:

the current object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

isEmpty

public boolean isEmpty()

Description copied from interface: StoreClause

Returns true, if no bindings have been set, otherwise false.

Specified by:

isEmpty in interface StoreClause<HibernateUpdateClause>

Returns:

true, if empty, false, if not