Class BeanPropertySqlParameterSource
- java.lang.Object
- org.springframework.jdbc.core.namedparam.AbstractSqlParameterSource
- org.springframework.jdbc.core.namedparam.BeanPropertySqlParameterSource
- All Implemented Interfaces:
SqlParameterSource
public class BeanPropertySqlParameterSource extends AbstractSqlParameterSource
SqlParameterSourceimplementation that obtains parameter values from bean properties of a given JavaBean object. The names of the bean properties have to match the parameter names.Uses a Spring BeanWrapper for bean property access underneath.
- Since:
- 2.0
- Author:
- Thomas Risberg, Juergen Hoeller
- See Also:
NamedParameterJdbcTemplate,BeanWrapper
Field Summary
Fields inherited from interface org.springframework.jdbc.core.namedparam.SqlParameterSource
TYPE_UNKNOWN
Constructor Summary
Constructors Constructor Description BeanPropertySqlParameterSource(Object object)Create a new BeanPropertySqlParameterSource for the given bean.
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String[]getReadablePropertyNames()Provide access to the property names of the wrapped bean.intgetSqlType(String paramName)Derives a default SQL type from the corresponding property type.ObjectgetValue(String paramName)Return the parameter value for the requested named parameter.booleanhasValue(String paramName)Determine whether there is a value for the specified named parameter.Methods inherited from class org.springframework.jdbc.core.namedparam.AbstractSqlParameterSource
getTypeName, registerSqlType, registerTypeName
Constructor Detail
BeanPropertySqlParameterSource
public BeanPropertySqlParameterSource(Object object)
Create a new BeanPropertySqlParameterSource for the given bean.- Parameters:
object- the bean instance to wrap
Method Detail
hasValue
public boolean hasValue(String paramName)
Description copied from interface:SqlParameterSourceDetermine whether there is a value for the specified named parameter.- Parameters:
paramName- the name of the parameter- Returns:
- whether there is a value defined
getValue
public Object getValue(String paramName) throws IllegalArgumentException
Description copied from interface:SqlParameterSourceReturn the parameter value for the requested named parameter.- Parameters:
paramName- the name of the parameter- Returns:
- the value of the specified parameter
- Throws:
IllegalArgumentException- if there is no value for the requested parameter
getSqlType
public int getSqlType(String paramName)
Derives a default SQL type from the corresponding property type.- Specified by:
getSqlTypein interfaceSqlParameterSource- Overrides:
getSqlTypein classAbstractSqlParameterSource- Parameters:
paramName- the name of the parameter- Returns:
- the SQL type of the parameter, or
TYPE_UNKNOWNif not registered - See Also:
StatementCreatorUtils.javaTypeToSqlParameterType(java.lang.Class<?>)
getReadablePropertyNames
public String[] getReadablePropertyNames()
Provide access to the property names of the wrapped bean. Uses support provided in thePropertyAccessorinterface.- Returns:
- an array containing all the known property names