package org.hibernate.type.descriptor.sql;
import java.sql.CallableStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.hibernate.internal.CoreLogging;
import org.hibernate.type.descriptor.JdbcTypeNameMapper;
import org.hibernate.type.descriptor.ValueExtractor;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
import org.jboss.logging.Logger;
public abstract class <J> implements ValueExtractor<J> {
private static final Logger = CoreLogging.logger( BasicExtractor.class );
private final JavaTypeDescriptor<J> ;
private final SqlTypeDescriptor ;
public (JavaTypeDescriptor<J> javaDescriptor, SqlTypeDescriptor sqlDescriptor) {
this.javaDescriptor = javaDescriptor;
this.sqlDescriptor = sqlDescriptor;
}
public JavaTypeDescriptor<J> () {
return javaDescriptor;
}
public SqlTypeDescriptor () {
return sqlDescriptor;
}
@Override
public J (ResultSet rs, String name, WrapperOptions options) throws SQLException {
final J value = doExtract( rs, name, options );
final boolean traceEnabled = log.isTraceEnabled();
if ( value == null || rs.wasNull() ) {
if ( traceEnabled ) {
log.tracef(
"extracted value ([%s] : [%s]) - [null]",
name,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() )
);
}
return null;
}
else {
if ( traceEnabled ) {
log.tracef(
"extracted value ([%s] : [%s]) - [%s]",
name,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() ),
getJavaDescriptor().extractLoggableRepresentation( value )
);
}
return value;
}
}
protected abstract J (ResultSet rs, String name, WrapperOptions options) throws SQLException;
@Override
public J (CallableStatement statement, int index, WrapperOptions options) throws SQLException {
final J value = doExtract( statement, index, options );
final boolean traceEnabled = log.isTraceEnabled();
if ( value == null || statement.wasNull() ) {
if ( traceEnabled ) {
log.tracef(
"extracted procedure output parameter ([%s] : [%s]) - [null]",
index,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() )
);
}
return null;
}
else {
if ( traceEnabled ) {
log.tracef(
"extracted procedure output parameter ([%s] : [%s]) - [%s]",
index,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() ),
getJavaDescriptor().extractLoggableRepresentation( value )
);
}
return value;
}
}
protected abstract J (CallableStatement statement, int index, WrapperOptions options) throws SQLException;
@Override
public J (CallableStatement statement, String[] paramNames, WrapperOptions options) throws SQLException {
if ( paramNames.length > 1 ) {
throw new IllegalArgumentException( "Basic value extraction cannot handle multiple output parameters" );
}
final String paramName = paramNames[0];
final J value = doExtract( statement, paramName, options );
final boolean traceEnabled = log.isTraceEnabled();
if ( value == null || statement.wasNull() ) {
if ( traceEnabled ) {
log.tracef(
"extracted named procedure output parameter ([%s] : [%s]) - [null]",
paramName,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() )
);
}
return null;
}
else {
if ( traceEnabled ) {
log.tracef(
"extracted named procedure output parameter ([%s] : [%s]) - [%s]",
paramName,
JdbcTypeNameMapper.getTypeName( getSqlDescriptor().getSqlType() ),
getJavaDescriptor().extractLoggableRepresentation( value )
);
}
return value;
}
}
protected abstract J (CallableStatement statement, String name, WrapperOptions options) throws SQLException;
}