com.mysema.query.collections

Class CollUpdateClause<T>

java.lang.Object

com.mysema.query.collections.CollUpdateClause<T>

Type Parameters:

T -

All Implemented Interfaces:

DMLClause<CollUpdateClause<T>>, StoreClause<CollUpdateClause<T>>, UpdateClause<CollUpdateClause<T>>, FilteredClause<CollUpdateClause<T>>

public class CollUpdateClause<T>
extends java.lang.Object
implements UpdateClause<CollUpdateClause<T>>

CollUpdateClause is an implementation of the UpdateClause interface for Querydsl Collections

Author:

tiwe

Constructor Summary

Constructors

Constructor and Description
CollUpdateClause(Path<T> expr, java.lang.Iterable<? extends T> col)
CollUpdateClause(QueryEngine qe, Path<T> expr, java.lang.Iterable<? extends T> col)

Method Summary

Methods

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.
CollUpdateClause<T>	set(java.util.List<? extends Path<?>> p, java.util.List<?> v) Set the paths to be updated
<U> CollUpdateClause<T>	set(Path<U> path, Expression<? extends U> expression) Add an expression binding
<U> CollUpdateClause<T>	set(Path<U> path, U value) Add a value binding
<U> CollUpdateClause<T>	setNull(Path<U> path) Bind the given path to null
java.lang.String	toString()
CollUpdateClause<T>	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

CollUpdateClause

public CollUpdateClause(QueryEngine qe,
                Path<T> expr,
                java.lang.Iterable<? extends T> col)

CollUpdateClause

public CollUpdateClause(Path<T> expr,
                java.lang.Iterable<? extends T> col)

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<CollUpdateClause<T>>

Returns:

set

public <U> CollUpdateClause<T> set(Path<U> path,
                          U value)

Description copied from interface: StoreClause

Add a value binding

Specified by:

set in interface StoreClause<CollUpdateClause<T>>

Parameters:

path - path to be updated

value - value to set

Returns:

set

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

Description copied from interface: StoreClause

Add an expression binding

Specified by:

set in interface StoreClause<CollUpdateClause<T>>

Returns:

setNull

public <U> CollUpdateClause<T> setNull(Path<U> path)

Description copied from interface: StoreClause

Bind the given path to null

Specified by:

setNull in interface StoreClause<CollUpdateClause<T>>

Returns:

set

public CollUpdateClause<T> set(java.util.List<? extends Path<?>> p,
                      java.util.List<?> v)

Description copied from interface: UpdateClause

Set the paths to be updated

Specified by:

set in interface UpdateClause<CollUpdateClause<T>>

Returns:

where

public CollUpdateClause<T> where(Predicate... o)

Description copied from interface: FilteredClause

Adds the given filter conditions

Skips null arguments

Specified by:

where in interface FilteredClause<CollUpdateClause<T>>

Parameters:

o - filter conditions to be added

Returns:

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<CollUpdateClause<T>>

Returns: