Package org.hibernate.type.descriptor

Interface ValueExtractor<X>

All Known Implementing Classes:

BasicExtractor, DB2GetObjectExtractor, GetObjectExtractor, SDOGeometryValueExtractor

public interface ValueExtractor<X>

Contract for extracting values from a JDBC ResultSet or from output the parameters of a CallableStatement.

API Note:

Extractors, as well as binders, should never apply conversions. Instead, callers of the extractor are expected to coordinate between the extraction and conversion.

Method Summary

Modifier and Type	Method	Description
X	extract(CallableStatement statement, int paramIndex, WrapperOptions options)	Extract value from a callable output parameter by index
X	extract(CallableStatement statement, String paramName, WrapperOptions options)	Extract value from a callable output parameter by name
X	extract(ResultSet rs, int paramIndex, WrapperOptions options)	Extract value from result set

Method Details

extract

X extract(ResultSet rs,
 int paramIndex,
 WrapperOptions options)
   throws SQLException

Extract value from result set

Throws:

SQLException - Indicates a JDBC error occurred.

extract

X extract(CallableStatement statement,
 int paramIndex,
 WrapperOptions options)
   throws SQLException

Extract value from a callable output parameter by index

Throws:

SQLException - Indicates a JDBC error occurred.

extract

X extract(CallableStatement statement,
 String paramName,
 WrapperOptions options)
   throws SQLException

Extract value from a callable output parameter by name

Throws:

SQLException - Indicates a JDBC error occurred.