Package net.sf.basedb.clients.web.plugins

Class ItemQueryLoader<T extends BasicItem>

java.lang.Object

net.sf.basedb.clients.web.plugins.ItemQueryLoader<T>

All Implemented Interfaces:

DataLoader<T>

Direct Known Subclasses:

ParentBioMaterialLoader

public class ItemQueryLoader<T extends BasicItem>
extends Object
implements DataLoader<T>

A class that uses a given query to load data. The query is filtered on a given parameter.

Version:

2.12

Author:

martin

Last modified

$Date: 2012-03-27 15:11:38 +0200 (ti, 27 mar 2012) $

Field Summary

Fields

Modifier and Type	Field	Description
private final String	parameterName
private final ItemQuery<?>	query

Constructor Summary

Constructors

Constructor	Description
ItemQueryLoader(ItemQuery<?> query, String parameterName)

Method Summary

Modifier and Type	Method	Description
Object	getData(DbControl dc, ExportedProperty exportedProperty, T item)	Get the value for the specified property.

Methods inherited from class java.lang.Object

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

Field Details

query

private final ItemQuery<?> query

parameterName

private final String parameterName

Constructor Details

ItemQueryLoader

public ItemQueryLoader(ItemQuery<?> query,
 String parameterName)

Parameters:

query - Query to use when loading data

parameterName - Name of the parameter that should be used to filter the query.

Method Details

getData

public Object getData(DbControl dc,
 ExportedProperty exportedProperty,
 T item)
               throws Exception

Description copied from interface: DataLoader

Get the value for the specified property.

Specified by:

getData in interface DataLoader<T extends BasicItem>

exportedProperty - The property to get the value for

item - The item that holds the value

Throws:

Exception - If failing to get the data.