package jef.database.dialect.type;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.util.Date;
import jef.database.dialect.DatabaseDialect;
import jef.database.jdbc.result.IResultSet;
import jef.database.query.Func;
/**
* TIMESTMP <-> java.util.Date
* @author jiyi
*
*/
public class TimestampDateMapping extends AbstractTimeMapping{
public Object jdbcSet(PreparedStatement st, Object value, int index, DatabaseDialect dialect) throws SQLException {
if(value==null){
st.setNull(index, java.sql.Types.TIMESTAMP);
return null;
}else{
Timestamp ts=dialect.toTimestampSqlParam((Date)value);
st.setTimestamp(index, ts);
return ts;
}
}
public int getSqlType() {
return java.sql.Types.TIMESTAMP;
}
@Override
protected String getSqlExpression(Object value, DatabaseDialect profile) {
if(value instanceof java.util.Date){
return profile.getSqlTimestampExpression((Date)value);
}
throw new IllegalArgumentException("The input param can not cast to Date.");
}
public Object jdbcGet(IResultSet rs, int n) throws SQLException {
Timestamp ts=rs.getTimestamp(n);
return ts;
}
@Override
public String getFunctionString(DatabaseDialect profile) {
return profile.getFunction(Func.current_timestamp);
}
@Override
public Object getCurrentValue() {
return new Date();
}
@Override
protected Class<?> getDefaultJavaType() {
return Date.class;
}
@Override
public void jdbcUpdate(ResultSet rs, String columnIndex, Object value, DatabaseDialect dialect) throws SQLException {
Timestamp ts=dialect.toTimestampSqlParam((Date)value);
rs.updateTimestamp(columnIndex, ts);
}
}