com.querydsl.sql.dml

Class SQLUpdateClause

java.lang.Object

com.querydsl.sql.dml.AbstractSQLClause<SQLUpdateClause>

com.querydsl.sql.dml.SQLUpdateClause

All Implemented Interfaces:

DMLClause<SQLUpdateClause>, StoreClause<SQLUpdateClause>, UpdateClause<SQLUpdateClause>, FilteredClause<SQLUpdateClause>

public class SQLUpdateClause
extends AbstractSQLClause<SQLUpdateClause>
implements UpdateClause<SQLUpdateClause>

SQLUpdateClause defines a UPDATE clause

Author:

tiwe

Field Summary

Fields inherited from class com.querydsl.sql.dml.AbstractSQLClause

configuration, context, listeners, useLiterals

Constructor Summary

Constructors

Constructor and Description
SQLUpdateClause(Connection connection, Configuration configuration, RelationalPath<?> entity)
SQLUpdateClause(Connection connection, SQLTemplates templates, RelationalPath<?> entity)

Method Summary

Methods

Modifier and Type	Method and Description
SQLUpdateClause	addBatch() Add the current state of bindings as a batch item
SQLUpdateClause	addFlag(QueryFlag.Position position, Expression<?> flag) Add the given Expression at the given position as a query flag
SQLUpdateClause	addFlag(QueryFlag.Position position, String flag) Add the given String literal at the given position as a query flag
long	execute()
List<SQLBindings>	getSQL() Get the SQL string and bindings
boolean	isEmpty()
SQLUpdateClause	limit(long limit)
SQLUpdateClause	populate(Object bean) Populate the UPDATE clause with the properties of the given bean.
<T> SQLUpdateClause	populate(T obj, Mapper<T> mapper) Populate the UPDATE clause with the properties of the given bean using the given Mapper.
SQLUpdateClause	set(List<? extends Path<?>> paths, List<?> values)
<T> SQLUpdateClause	set(Path<T> path, Expression<? extends T> expression)
<T> SQLUpdateClause	set(Path<T> path, T value)
<T> SQLUpdateClause	setNull(Path<T> path)
String	toString()
SQLUpdateClause	where(Predicate... o)
SQLUpdateClause	where(Predicate p)

Methods inherited from class com.querydsl.sql.dml.AbstractSQLClause

addListener, cleanupMDC, close, close, close, createBindings, createSerializer, endContext, executeBatch, logQuery, onException, reset, setParameters, setUseLiterals, startContext

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLUpdateClause

public SQLUpdateClause(Connection connection,
               SQLTemplates templates,
               RelationalPath<?> entity)

SQLUpdateClause

public SQLUpdateClause(Connection connection,
               Configuration configuration,
               RelationalPath<?> entity)

Method Detail

addFlag

public SQLUpdateClause addFlag(QueryFlag.Position position,
                      String flag)

Add the given String literal at the given position as a query flag

Parameters:

position - position

flag - query flag

Returns:

the current object

addFlag

public SQLUpdateClause addFlag(QueryFlag.Position position,
                      Expression<?> flag)

Add the given Expression at the given position as a query flag

Parameters:

position - position

flag - query flag

Returns:

the current object

addBatch

public SQLUpdateClause addBatch()

Add the current state of bindings as a batch item

Returns:

the current object

execute

public long execute()

Specified by:

execute in interface DMLClause<SQLUpdateClause>

getSQL

public List<SQLBindings> getSQL()

Description copied from class: AbstractSQLClause

Get the SQL string and bindings

Specified by:

getSQL in class AbstractSQLClause<SQLUpdateClause>

Returns:

SQL and bindings

set

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

Specified by:

set in interface StoreClause<SQLUpdateClause>

set

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

Specified by:

set in interface StoreClause<SQLUpdateClause>

setNull

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

Specified by:

setNull in interface StoreClause<SQLUpdateClause>

set

public SQLUpdateClause set(List<? extends Path<?>> paths,
                  List<?> values)

Specified by:

set in interface UpdateClause<SQLUpdateClause>

where

public SQLUpdateClause where(Predicate p)

where

public SQLUpdateClause where(Predicate... o)

Specified by:

where in interface FilteredClause<SQLUpdateClause>

limit

public SQLUpdateClause limit(@Nonnegative
                    long limit)

toString

public String toString()

Overrides:

toString in class Object

populate

public SQLUpdateClause populate(Object bean)

Populate the UPDATE clause with the properties of the given bean. The properties need to match the fields of the clause's entity instance. Primary key columns are skipped in the population.

Parameters:

bean - bean to use for population

Returns:

the current object

populate

public <T> SQLUpdateClause populate(T obj,
                           Mapper<T> mapper)

Populate the UPDATE clause with the properties of the given bean using the given Mapper.

Parameters:

obj - object to use for population

mapper - mapper to use

Returns:

the current object

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface StoreClause<SQLUpdateClause>