org.springframework.data.r2dbc.core

Class DefaultReactiveDataAccessStrategy

java.lang.Object

org.springframework.data.r2dbc.core.DefaultReactiveDataAccessStrategy

All Implemented Interfaces:

ReactiveDataAccessStrategy

public class DefaultReactiveDataAccessStrategy
extends Object
implements ReactiveDataAccessStrategy

Default ReactiveDataAccessStrategy implementation.

Author:

Mark Paluch, Louis Morgan

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.data.r2dbc.core.ReactiveDataAccessStrategy

ReactiveDataAccessStrategy.NamedParameterProvider

Constructor Summary

Constructors

Constructor and Description
DefaultReactiveDataAccessStrategy(R2dbcDialect dialect) Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and optional Converters.
DefaultReactiveDataAccessStrategy(R2dbcDialect dialect, Collection<?> converters) Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and optional Converters.
DefaultReactiveDataAccessStrategy(R2dbcDialect dialect, R2dbcConverter converter) Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and R2dbcConverter.
DefaultReactiveDataAccessStrategy(R2dbcDialect dialect, R2dbcConverter converter, NamedParameterExpander expander) Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and R2dbcConverter.

Method Summary

Modifier and Type	Method and Description
static R2dbcConverter	createConverter(R2dbcDialect dialect, Collection<?> converters) Creates a new R2dbcConverter given R2dbcDialect and custom converters.
List<org.springframework.data.relational.core.sql.SqlIdentifier>	getAllColumns(Class<?> entityType)
SettableValue	getBindValue(SettableValue value) Return a potentially converted SettableValue for strategies that support type conversion.
R2dbcConverter	getConverter() Returns the R2dbcConverter.
List<org.springframework.data.relational.core.sql.SqlIdentifier>	getIdentifierColumns(Class<?> entityType)
MappingContext<org.springframework.data.relational.core.mapping.RelationalPersistentEntity<?>,? extends org.springframework.data.relational.core.mapping.RelationalPersistentProperty>	getMappingContext()
OutboundRow	getOutboundRow(Object object) Returns a OutboundRow that maps column names to a SettableValue value.
<T> BiFunction<Row,RowMetadata,T>	getRowMapper(Class<T> typeToRead) Returns a row mapping function to map rows to T.
StatementMapper	getStatementMapper() Returns the R2dbcDialect-specific StatementMapper.
org.springframework.data.relational.core.sql.SqlIdentifier	getTableName(Class<?> type)
PreparedOperation<?>	processNamedParameters(String query, ReactiveDataAccessStrategy.NamedParameterProvider parameterProvider) Expand named parameters and return a PreparedOperation wrapping the given bindings.
String	toSql(org.springframework.data.relational.core.sql.SqlIdentifier identifier) Render a SqlIdentifier for SQL usage.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultReactiveDataAccessStrategy

public DefaultReactiveDataAccessStrategy(R2dbcDialect dialect)

Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and optional Converters.

Parameters:

dialect - the R2dbcDialect to use.

DefaultReactiveDataAccessStrategy

public DefaultReactiveDataAccessStrategy(R2dbcDialect dialect,
                                         Collection<?> converters)

Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and optional Converters.

Parameters:

dialect - the R2dbcDialect to use.

converters - custom converters to register, must not be null.

See Also:

R2dbcCustomConversions, Converter

DefaultReactiveDataAccessStrategy

public DefaultReactiveDataAccessStrategy(R2dbcDialect dialect,
                                         R2dbcConverter converter)

Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and R2dbcConverter.

Parameters:

dialect - the R2dbcDialect to use.

converter - must not be null.

DefaultReactiveDataAccessStrategy

public DefaultReactiveDataAccessStrategy(R2dbcDialect dialect,
                                         R2dbcConverter converter,
                                         NamedParameterExpander expander)

Creates a new DefaultReactiveDataAccessStrategy given R2dbcDialect and R2dbcConverter.

Parameters:

dialect - the R2dbcDialect to use.

converter - must not be null.

expander - must not be null.

Method Detail

createConverter

public static R2dbcConverter createConverter(R2dbcDialect dialect,
                                             Collection<?> converters)

Creates a new R2dbcConverter given R2dbcDialect and custom converters.

Parameters:

dialect - must not be null.

converters - must not be null.

Returns:

the R2dbcConverter.

getAllColumns

public List<org.springframework.data.relational.core.sql.SqlIdentifier> getAllColumns(Class<?> entityType)

Specified by:

getAllColumns in interface ReactiveDataAccessStrategy

Returns:

all column names for a specific type.

getIdentifierColumns

public List<org.springframework.data.relational.core.sql.SqlIdentifier> getIdentifierColumns(Class<?> entityType)

Specified by:

getIdentifierColumns in interface ReactiveDataAccessStrategy

Returns:

all Id column names for a specific type.

getOutboundRow

public OutboundRow getOutboundRow(Object object)

Description copied from interface: ReactiveDataAccessStrategy

Returns a OutboundRow that maps column names to a SettableValue value.

Specified by:

getOutboundRow in interface ReactiveDataAccessStrategy

Parameters:

object - must not be null.

Returns:

getBindValue

public SettableValue getBindValue(SettableValue value)

Description copied from interface: ReactiveDataAccessStrategy

Return a potentially converted SettableValue for strategies that support type conversion.

Specified by:

getBindValue in interface ReactiveDataAccessStrategy

Parameters:

value - must not be null.

Returns:

getRowMapper

public <T> BiFunction<Row,RowMetadata,T> getRowMapper(Class<T> typeToRead)

Description copied from interface: ReactiveDataAccessStrategy

Returns a row mapping function to map rows to T.

Specified by:

getRowMapper in interface ReactiveDataAccessStrategy

Returns:

processNamedParameters

public PreparedOperation<?> processNamedParameters(String query,
                                                   ReactiveDataAccessStrategy.NamedParameterProvider parameterProvider)

Description copied from interface: ReactiveDataAccessStrategy

Expand named parameters and return a PreparedOperation wrapping the given bindings.

Specified by:

processNamedParameters in interface ReactiveDataAccessStrategy

Parameters:

query - the query to expand.

parameterProvider - indexed parameter bindings.

Returns:

the PreparedOperation encapsulating expanded SQL and namedBindings.

getTableName

public org.springframework.data.relational.core.sql.SqlIdentifier getTableName(Class<?> type)

Specified by:

getTableName in interface ReactiveDataAccessStrategy

Returns:

the table name for the entity type.

toSql

public String toSql(org.springframework.data.relational.core.sql.SqlIdentifier identifier)

Description copied from interface: ReactiveDataAccessStrategy

Render a SqlIdentifier for SQL usage.

Specified by:

toSql in interface ReactiveDataAccessStrategy

Parameters:

identifier - the identifier to be rendered.

Returns:

the SQL representation of the identifier with applied, potentially dialect-specific, processing rules.

See Also:

SqlIdentifier.toSql(IdentifierProcessing)

getStatementMapper

public StatementMapper getStatementMapper()

Description copied from interface: ReactiveDataAccessStrategy

Returns the R2dbcDialect-specific StatementMapper.

Specified by:

getStatementMapper in interface ReactiveDataAccessStrategy

Returns:

the R2dbcDialect-specific StatementMapper.

getConverter

public R2dbcConverter getConverter()

Description copied from interface: ReactiveDataAccessStrategy

Returns the R2dbcConverter.

Specified by:

getConverter in interface ReactiveDataAccessStrategy

Returns:

the R2dbcConverter.

getMappingContext

public MappingContext<org.springframework.data.relational.core.mapping.RelationalPersistentEntity<?>,? extends org.springframework.data.relational.core.mapping.RelationalPersistentProperty> getMappingContext()