com.ibatis.sqlmap.engine.exchange
Interface DataExchange

All Known Implementing Classes:

BaseDataExchange, ComplexDataExchange, DomDataExchange, JavaBeanDataExchange, ListDataExchange, MapDataExchange, PrimitiveDataExchange

public interface DataExchange

Interface for exchanging data between a parameter map/result map and the related objects

方法摘要

CacheKey	getCacheKey(StatementScope statementScope, ParameterMap parameterMap, java.lang.Object parameterObject) Returns an object capable of being a unique cache key for a parameter object.
java.lang.Object[]	getData(StatementScope statementScope, ParameterMap parameterMap, java.lang.Object parameterObject) Gets a data array from a parameter object.
void	initialize(java.util.Map properties) Initializes the data exchange instance.
java.lang.Object	setData(StatementScope statementScope, ParameterMap parameterMap, java.lang.Object parameterObject, java.lang.Object[] values) Sets values from a data array into a parameter object
java.lang.Object	setData(StatementScope statementScope, ResultMap resultMap, java.lang.Object resultObject, java.lang.Object[] values) Sets values from a data array into a result object.

方法详细信息

initialize

void initialize(java.util.Map properties)

Initializes the data exchange instance.

参数:

properties -

getData

java.lang.Object[] getData(StatementScope statementScope,
                           ParameterMap parameterMap,
                           java.lang.Object parameterObject)

Gets a data array from a parameter object.

参数:

statementScope - - the scope of the request

parameterMap - - the parameter map

parameterObject - - the parameter object

返回:

- the objects

setData

java.lang.Object setData(StatementScope statementScope,
                         ResultMap resultMap,
                         java.lang.Object resultObject,
                         java.lang.Object[] values)

Sets values from a data array into a result object.

参数:

statementScope - - the request scope

resultMap - - the result map

resultObject - - the result object

values - - the values to be mapped

返回:

the resultObject

setData

java.lang.Object setData(StatementScope statementScope,
                         ParameterMap parameterMap,
                         java.lang.Object parameterObject,
                         java.lang.Object[] values)

Sets values from a data array into a parameter object

参数:

statementScope - - the request scope

parameterMap - - the parameter map

parameterObject - - the parameter object

values - - the values to set

返回:

parameterObject

getCacheKey

CacheKey getCacheKey(StatementScope statementScope,
                     ParameterMap parameterMap,
                     java.lang.Object parameterObject)

Returns an object capable of being a unique cache key for a parameter object.

参数:

statementScope - - the request scope

parameterMap - - the parameter map

parameterObject - - the parameter object

返回:

- a cache key