Package org.knowm.yank.handlers

Class DoubleColumnListHandler

java.lang.Object

org.apache.commons.dbutils.handlers.AbstractListHandler<T>

org.apache.commons.dbutils.handlers.ColumnListHandler<Double>

org.knowm.yank.handlers.DoubleColumnListHandler

All Implemented Interfaces:

org.apache.commons.dbutils.ResultSetHandler<List<Double>>

public class DoubleColumnListHandler
extends org.apache.commons.dbutils.handlers.ColumnListHandler<Double>

Constructor Summary

Constructors

Constructor	Description
DoubleColumnListHandler()	Creates a new instance of ColumnListHandler.
DoubleColumnListHandler(int columnIndex)	Creates a new instance of ColumnListHandler.
DoubleColumnListHandler(String columnName)	Creates a new instance of ColumnListHandler.

Method Summary

Modifier and Type	Method	Description
protected Double	handleRow(ResultSet rs)	Returns one ResultSet column value as Object.

Methods inherited from class org.apache.commons.dbutils.handlers.AbstractListHandler

handle

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DoubleColumnListHandler

public DoubleColumnListHandler()

Creates a new instance of ColumnListHandler. The first column of each row will be returned from handle().

DoubleColumnListHandler

public DoubleColumnListHandler(int columnIndex)

Creates a new instance of ColumnListHandler.

Parameters:

columnIndex - The index of the column to retrieve from the ResultSet.

DoubleColumnListHandler

public DoubleColumnListHandler(String columnName)

Creates a new instance of ColumnListHandler.

Parameters:

columnName - The name of the column to retrieve from the ResultSet.

Method Details

handleRow

protected Double handleRow(ResultSet rs)
                    throws SQLException

Returns one ResultSet column value as Object.

Overrides:

handleRow in class org.apache.commons.dbutils.handlers.ColumnListHandler<Double>

Parameters:

rs - ResultSet to process.

Returns:

Object, never null.

Throws:

SQLException - if a database access error occurs

ClassCastException - if the class datatype does not match the column type

See Also:

• AbstractListHandler.handle(ResultSet)