Package com.querydsl.sql.dml

Class AbstractSQLInsertClause<C extends AbstractSQLInsertClause<C>>

java.lang.Object

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

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

Type Parameters:

C - The type extending this class.

All Implemented Interfaces:

DMLClause<C>, InsertClause<C>, StoreClause<C>

Direct Known Subclasses:

SQLInsertClause

public abstract class AbstractSQLInsertClause<C extends AbstractSQLInsertClause<C>>
extends AbstractSQLClause<C>
implements InsertClause<C>

Provides a base class for dialect-specific INSERT clauses.

Author:

tiwe

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<SQLInsertBatch>	batches
protected boolean	batchToBulk
protected final List<Path<?>>	columns
protected List<Object>	constants
protected final RelationalPath<?>	entity
protected static final Logger	logger
protected final QueryMetadata	metadata
protected String	queryString
protected @Nullable SubQueryExpression<?>	subQuery
protected @Nullable SQLQuery<?>	subQueryBuilder
protected final List<Expression<?>>	values

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

configuration, context, listeners, useLiterals

Constructor Summary

Constructors

Constructor	Description
AbstractSQLInsertClause(Connection connection, Configuration configuration, RelationalPath<?> entity)
AbstractSQLInsertClause(Connection connection, Configuration configuration, RelationalPath<?> entity, SQLQuery<?> subQuery)
AbstractSQLInsertClause(Supplier<Connection> connection, Configuration configuration, RelationalPath<?> entity)
AbstractSQLInsertClause(Supplier<Connection> connection, Configuration configuration, RelationalPath<?> entity, SQLQuery<?> subQuery)

Method Summary

Modifier and Type	Method	Description
C	addBatch()	Add the 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
C	columns(Path<?>... columns)
protected PreparedStatement	createStatement(boolean withKeys)
protected Collection<PreparedStatement>	createStatements(boolean withKeys)
long	execute()
<T> T	executeWithKey(Path<T> path)	Execute the clause and return the generated key with the type of the given path.
<T> T	executeWithKey(Class<T> type)	Execute the clause and return the generated key cast to the given type.
protected <T> T	executeWithKey(Class<T> type, @Nullable Path<T> path)
ResultSet	executeWithKeys()	Execute the clause and return the generated keys as a ResultSet
<T> List<T>	executeWithKeys(Path<T> path)	Execute the clause and return the generated key with the type of the given path.
<T> List<T>	executeWithKeys(Class<T> type)
protected <T> List<T>	executeWithKeys(Class<T> type, @Nullable Path<T> path)
int	getBatchCount()
List<SQLBindings>	getSQL()	Get the SQL string and bindings
boolean	isEmpty()
C	populate(Object bean)	Populate the INSERT clause with the properties of the given bean.
<T> C	populate(T obj, Mapper<T> mapper)	Populate the INSERT clause with the properties of the given bean using the given Mapper.
protected PreparedStatement	prepareStatementAndSetParameters(SQLSerializer serializer, boolean withKeys)
C	select(SubQueryExpression<?> sq)
<T> C	set(Path<T> path, Expression<? extends T> expression)
<T> C	set(Path<T> path, T value)
void	setBatchToBulk(boolean b)	Set whether batches should be optimized into a single bulk operation.
<T> C	setNull(Path<T> path)
String	toString()
C	values(Object... v)

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

entity

protected final RelationalPath<?> entity

metadata

protected final QueryMetadata metadata

subQuery

@Nullable
protected @Nullable SubQueryExpression<?> subQuery

subQueryBuilder

@Nullable
protected @Nullable SQLQuery<?> subQueryBuilder

batches

protected final List<SQLInsertBatch> batches

columns

protected final List<Path<?>> columns

values

protected final List<Expression<?>> values

queryString

protected transient String queryString

constants

protected transient List<Object> constants

batchToBulk

protected transient boolean batchToBulk

Constructor Details

AbstractSQLInsertClause

public AbstractSQLInsertClause(Connection connection,
 Configuration configuration,
 RelationalPath<?> entity,
 SQLQuery<?> subQuery)

AbstractSQLInsertClause

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

AbstractSQLInsertClause

public AbstractSQLInsertClause(Supplier<Connection> connection,
 Configuration configuration,
 RelationalPath<?> entity,
 SQLQuery<?> subQuery)

AbstractSQLInsertClause

public AbstractSQLInsertClause(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 the current state of bindings as a batch item

Returns:

the current object

setBatchToBulk

public void setBatchToBulk(boolean b)

Set whether batches should be optimized into a single bulk operation. Will revert to batches, if bulk is not supported

clear

public void clear()

Description copied from class: AbstractSQLClause

Clear the internal state of the clause

Specified by:

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

columns

public C columns(Path<?>... columns)

Specified by:

columns in interface InsertClause<C extends AbstractSQLInsertClause<C>>

executeWithKey

@Nullable
public <T> T executeWithKey(Path<T> path)

Execute the clause and return the generated key with the type of the given path. If no rows were created, null is returned, otherwise the key of the first row is returned.

Type Parameters:

T -

Parameters:

path - path for key

Returns:

generated key

executeWithKey

public <T> T executeWithKey(Class<T> type)

Execute the clause and return the generated key cast to the given type. If no rows were created, null is returned, otherwise the key of the first row is returned.

Type Parameters:

T -

Parameters:

type - type of key

Returns:

generated key

executeWithKey

protected <T> T executeWithKey(Class<T> type,
 @Nullable
 @Nullable Path<T> path)

executeWithKeys

public <T> List<T> executeWithKeys(Path<T> path)

Execute the clause and return the generated key with the type of the given path. If no rows were created, or the referenced column is not a generated key, null is returned. Otherwise, the key of the first row is returned.

Type Parameters:

T -

Parameters:

path - path for key

Returns:

generated keys

executeWithKeys

public <T> List<T> executeWithKeys(Class<T> type)

executeWithKeys

protected <T> List<T> executeWithKeys(Class<T> type,
 @Nullable
 @Nullable Path<T> path)

createStatement

protected PreparedStatement createStatement(boolean withKeys)
                                     throws SQLException

Throws:

SQLException

createStatements

protected Collection<PreparedStatement> createStatements(boolean withKeys)
                                                  throws SQLException

Throws:

SQLException

prepareStatementAndSetParameters

protected PreparedStatement prepareStatementAndSetParameters(SQLSerializer serializer,
 boolean withKeys)
                                                      throws SQLException

Throws:

SQLException

executeWithKeys

public ResultSet executeWithKeys()

Execute the clause and return the generated keys as a ResultSet

Returns:

result set with generated keys

execute

public long execute()

Specified by:

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

Returns:

SQL and bindings

select

public C select(SubQueryExpression<?> sq)

Specified by:

select in interface InsertClause<C extends AbstractSQLInsertClause<C>>

set

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

Specified by:

set in interface StoreClause<C extends AbstractSQLInsertClause<C>>

set

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

Specified by:

set in interface StoreClause<C extends AbstractSQLInsertClause<C>>

setNull

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

Specified by:

setNull in interface StoreClause<C extends AbstractSQLInsertClause<C>>

values

public C values(Object... v)

Specified by:

values in interface InsertClause<C extends AbstractSQLInsertClause<C>>

toString

public String toString()

Overrides:

toString in class Object

populate

public C populate(Object bean)

Populate the INSERT clause with the properties of the given bean. The properties need to match the fields of the clause's entity instance.

Parameters:

bean - bean to use for population

Returns:

the current object

populate

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

Populate the INSERT 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<C extends AbstractSQLInsertClause<C>>

getBatchCount

public int getBatchCount()

Specified by:

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