Package com.querydsl.sql.dml

Class AbstractSQLDeleteClause<C extends AbstractSQLDeleteClause<C>>

java.lang.Object

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

com.querydsl.sql.dml.AbstractSQLDeleteClause<C>

Type Parameters:

C - The type extending this class.

All Implemented Interfaces:

DeleteClause<C>, DMLClause<C>, FilteredClause<C>

Direct Known Subclasses:

SQLDeleteClause

public abstract class AbstractSQLDeleteClause<C extends AbstractSQLDeleteClause<C>>
extends AbstractSQLClause<C>
implements DeleteClause<C>

Provides a base class for dialect-specific DELETE clauses.

Author:

tiwe

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<QueryMetadata>	batches
protected List<Object>	constants
protected final RelationalPath<?>	entity
protected static final Logger	logger
protected DefaultQueryMetadata	metadata
protected String	queryString
protected static final ValidatingVisitor	validatingVisitor

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

configuration, context, listeners, useLiterals

Constructor Summary

Constructors

Constructor	Description
AbstractSQLDeleteClause(Connection connection, Configuration configuration, RelationalPath<?> entity)
AbstractSQLDeleteClause(Supplier<Connection> connection, Configuration configuration, RelationalPath<?> entity)

Method Summary

Modifier and Type	Method	Description
C	addBatch()	Add current state of bindings as a batch item
C	addFlag(QueryFlag.Position position, Expression<?> flag)	Add the given Expression at the given position as a query flag
C	addFlag(QueryFlag.Position position, String flag)	Add the given String literal at the given position as a query flag
void	clear()	Clear the internal state of the clause
protected PreparedStatement	createStatement()
protected Collection<PreparedStatement>	createStatements()
long	execute()
int	getBatchCount()
List<SQLBindings>	getSQL()	Get the SQL string and bindings
C	limit(@org.jetbrains.annotations.Range(from=0L, to=2147483647L) long limit)
String	toString()
C	where(Predicate p)
C	where(Predicate... o)

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

addListener, close, close, close, connection, 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

Field Details

logger

protected static final Logger logger

validatingVisitor

protected static final ValidatingVisitor validatingVisitor

entity

protected final RelationalPath<?> entity

batches

protected final List<QueryMetadata> batches

metadata

protected DefaultQueryMetadata metadata

queryString

protected transient String queryString

constants

protected transient List<Object> constants

Constructor Details

AbstractSQLDeleteClause

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

AbstractSQLDeleteClause

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

Method Details

addFlag

public C 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 C 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 C addBatch()

Add current state of bindings as a batch item

Returns:

the current object

clear

public void clear()

Description copied from class: AbstractSQLClause

Clear the internal state of the clause

Specified by:

clear in class AbstractSQLClause<C extends AbstractSQLDeleteClause<C>>

createStatement

protected PreparedStatement createStatement()
                                     throws SQLException

Throws:

SQLException

createStatements

protected Collection<PreparedStatement> createStatements()
                                                  throws SQLException

Throws:

SQLException

execute

public long execute()

Specified by:

execute in interface DMLClause<C extends AbstractSQLDeleteClause<C>>

getSQL

public List<SQLBindings> getSQL()

Description copied from class: AbstractSQLClause

Get the SQL string and bindings

Specified by:

getSQL in class AbstractSQLClause<C extends AbstractSQLDeleteClause<C>>

Returns:

SQL and bindings

where

public C where(Predicate p)

where

public C where(Predicate... o)

Specified by:

where in interface FilteredClause<C extends AbstractSQLDeleteClause<C>>

limit

public C limit(@org.jetbrains.annotations.Range(from=0L, to=2147483647L) long limit)

getBatchCount

public int getBatchCount()

Specified by:

getBatchCount in class AbstractSQLClause<C extends AbstractSQLDeleteClause<C>>

toString

public String toString()

Overrides:

toString in class Object