Package org.springframework.jdbc.core.namedparam

Class SqlParameterSourceUtils

java.lang.Object

org.springframework.jdbc.core.namedparam.SqlParameterSourceUtils

public abstract class SqlParameterSourceUtils
extends Object

Class that provides helper methods for the use of SqlParameterSource, in particular with NamedParameterJdbcTemplate.

Since:

2.5

Author:

Thomas Risberg, Juergen Hoeller

Constructor Summary

Constructors

Constructor	Description
SqlParameterSourceUtils()

Method Summary

Modifier and Type	Method	Description
static SqlParameterSource[]	createBatch(Object... candidates)	Create an array of SqlParameterSource objects populated with data from the values passed in (either a Map or a bean object).
static SqlParameterSource[]	createBatch(Collection<?> candidates)	Create an array of SqlParameterSource objects populated with data from the values passed in (either a Map or a bean object).
static SqlParameterSource[]	createBatch(Map<String,?>[] valueMaps)	Create an array of MapSqlParameterSource objects populated with data from the values passed in.
static Map<String,String>	extractCaseInsensitiveParameterNames(SqlParameterSource parameterSource)	Create a Map of case-insensitive parameter names together with the original name.
static Object	getTypedValue(SqlParameterSource source, String parameterName)	Create a wrapped value if parameter has type information, plain object if not.

Methods inherited from class java.lang.Object

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

Constructor Details

SqlParameterSourceUtils

public SqlParameterSourceUtils()

Method Details

createBatch

public static SqlParameterSource[] createBatch(Object... candidates)

Create an array of SqlParameterSource objects populated with data from the values passed in (either a Map or a bean object). This will define what is included in a batch operation.

Parameters:

candidates - object array of objects containing the values to be used

Returns:

an array of SqlParameterSource

See Also:

• MapSqlParameterSource
• BeanPropertySqlParameterSource
• NamedParameterJdbcTemplate.batchUpdate(String, SqlParameterSource[])

createBatch

public static SqlParameterSource[] createBatch(Collection<?> candidates)

Create an array of SqlParameterSource objects populated with data from the values passed in (either a Map or a bean object). This will define what is included in a batch operation.

Parameters:

candidates - collection of objects containing the values to be used

Returns:

an array of SqlParameterSource

Since:

5.0.2

See Also:

• MapSqlParameterSource
• BeanPropertySqlParameterSource
• NamedParameterJdbcTemplate.batchUpdate(String, SqlParameterSource[])

createBatch

public static SqlParameterSource[] createBatch(Map<String,?>[] valueMaps)

Create an array of MapSqlParameterSource objects populated with data from the values passed in. This will define what is included in a batch operation.

Parameters:

valueMaps - array of Map instances containing the values to be used

Returns:

an array of SqlParameterSource

See Also:

• MapSqlParameterSource
• NamedParameterJdbcTemplate.batchUpdate(String, Map[])

getTypedValue

@Nullable
public static Object getTypedValue(SqlParameterSource source,
 String parameterName)

Create a wrapped value if parameter has type information, plain object if not.

Parameters:

source - the source of parameter values and type information

parameterName - the name of the parameter

Returns:

the value object

See Also:

• SqlParameterValue

extractCaseInsensitiveParameterNames

public static Map<String,String> extractCaseInsensitiveParameterNames(SqlParameterSource parameterSource)

Create a Map of case-insensitive parameter names together with the original name.

Parameters:

parameterSource - the source of parameter names

Returns:

the Map that can be used for case-insensitive matching of parameter names