net.hasor.db.jdbc

接口 SqlParameterSource

所有已知实现类:

BeanSqlParameterSource, MapSqlParameterSource

public interface SqlParameterSource

Interface that defines common functionality for objects that can offer parameter values for named SQL parameters, serving as argument for JdbcTemplate operations.

This interface allows for the specification of SQL type in addition to parameter values. All parameter values and types are identified by specifying the name of the parameter.

Intended to wrap various implementations like a Map or a JavaBean with a consistent interface.

从以下版本开始:

2.0

作者:

Thomas Risberg, Juergen Hoeller

另请参阅:

JdbcTemplate

方法概要

限定符和类型	方法和说明
String[]	getParameterNames() Enumerate all available parameter names if possible.
Object	getValue(String paramName) Return the parameter value for the requested named parameter.
boolean	hasValue(String paramName) Determine whether there is a value for the specified named parameter.

方法详细资料

hasValue

boolean hasValue(String paramName)

Determine whether there is a value for the specified named parameter.

参数:

paramName - the name of the parameter

返回:

whether there is a value defined

getValue

Object getValue(String paramName)
         throws IllegalArgumentException

Return the parameter value for the requested named parameter.

参数:

paramName - the name of the parameter

返回:

the value of the specified parameter

抛出:

IllegalArgumentException - if there is no value for the requested parameter

getParameterNames

String[] getParameterNames()

Enumerate all available parameter names if possible.

返回:

the array of parameter names, or null if not determinable