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 and Description
protected java.util.List<QueryMetadata>	batches
protected java.util.List<java.lang.Object>	constants
protected RelationalPath<?>	entity
protected static java.util.logging.Logger	logger
protected DefaultQueryMetadata	metadata
protected java.lang.String	queryString
protected static ValidatingVisitor	validatingVisitor

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

configuration, context, listeners, useLiterals

Constructor Summary

Constructors

Constructor and Description
AbstractSQLDeleteClause(java.sql.Connection connection, Configuration configuration, RelationalPath<?> entity)
AbstractSQLDeleteClause(java.util.function.Supplier<java.sql.Connection> connection, Configuration configuration, RelationalPath<?> entity)

Method Summary

Modifier and Type	Method and 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, java.lang.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 java.sql.PreparedStatement	createStatement()
protected java.util.Collection<java.sql.PreparedStatement>	createStatements()
long	execute()
int	getBatchCount()
java.util.List<SQLBindings>	getSQL() Get the SQL string and bindings
C	limit(@Range(from=0L,to=2147483647L) long limit)
java.lang.String	toString()
C	where(Predicate... o)
C	where(Predicate p)

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 Detail

logger

protected static final java.util.logging.Logger logger

validatingVisitor

protected static final ValidatingVisitor validatingVisitor

entity

protected final RelationalPath<?> entity

batches

protected final java.util.List<QueryMetadata> batches

metadata

protected DefaultQueryMetadata metadata

queryString

protected transient java.lang.String queryString

constants

protected transient java.util.List<java.lang.Object> constants

Constructor Detail

AbstractSQLDeleteClause

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

AbstractSQLDeleteClause

public AbstractSQLDeleteClause(java.util.function.Supplier<java.sql.Connection> connection,
                               Configuration configuration,
                               RelationalPath<?> entity)

Method Detail

addFlag

public C addFlag(QueryFlag.Position position,
                 java.lang.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 java.sql.PreparedStatement createStatement()
                                              throws java.sql.SQLException

Throws:

java.sql.SQLException

createStatements

protected java.util.Collection<java.sql.PreparedStatement> createStatements()
                                                                     throws java.sql.SQLException

Throws:

java.sql.SQLException

execute

public long execute()

Specified by:

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

getSQL

public java.util.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(@Range(from=0L,to=2147483647L) long limit)

getBatchCount

public int getBatchCount()

Specified by:

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object