org.araneaframework.backend.list.helper.fields
Class ConcatFields

java.lang.Object
  org.araneaframework.backend.list.helper.fields.ConcatFields

All Implemented Interfaces:

Fields

public class ConcatFields

extends Object

implements Fields

Composite implementation of Fields that combine the results of its children.

The concatenation of all fields are returned with no duplications.

Since:

1.1

Author:

Rein Raudjärv

See Also:

Fields

Constructor Summary

ConcatFields()

Method Summary

void	add(Fields fields) Adds an instance of Fields which results are used.
Collection	getNames() Return the list of fields used in SELECT.
Collection	getResultSetNames() Return the list of fields read from the ResultSet.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConcatFields

public ConcatFields()

Method Detail

add

public void add(Fields fields)

Adds an instance of Fields which results are used.

getNames

public Collection getNames()

Description copied from interface: Fields

Return the list of fields used in SELECT.

Specified by:

getNames in interface Fields

Returns:

List<String> the names of the fields used in SELECT.

getResultSetNames

public Collection getResultSetNames()

Description copied from interface: Fields

Return the list of fields read from the ResultSet.

Specified by:

getResultSetNames in interface Fields

Returns:

List<String> the names of the fields read from the ResultSet.