javax.wbem.query
Class SelectList

java.lang.Object
  |
  +--javax.wbem.query.SelectList

All Implemented Interfaces:

java.io.Serializable

public class SelectList

extends java.lang.Object

implements java.io.Serializable

SelectList represents a list of attributes which are used as the projection for the returned 'row'.

Since:

WBEM 1.0

Constructor Summary

SelectList(AttributeExp exp)
Constructor for a single attribute list.

Method Summary

void	addElement(AttributeExp exp) Adds new attributes to the list.
CIMElement	apply(CIMElement ce) Projects the appropriate 'columns' from the input 'row'.
java.util.Enumeration	elements() Enumeration of all the attributes.
java.lang.String	toString() WQL String form of the select list.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SelectList

public SelectList(AttributeExp exp)

Constructor for a single attribute list.

Parameters:

constructs - a list with a single attribute. A '*' represents projection of all attributes.

Method Detail

addElement

public void addElement(AttributeExp exp)

Adds new attributes to the list.

Parameters:

exp - Attribute to be added.

elements

public java.util.Enumeration elements()

Enumeration of all the attributes.

Returns:

Enumeration of all the attributes.j

toString

public java.lang.String toString()

WQL String form of the select list.

Overrides:

toString in class java.lang.Object

apply

public CIMElement apply(CIMElement ce)
                 throws CIMException

Projects the appropriate 'columns' from the input 'row'. In the case of WQL currently supported rows are 'CIMInstance'. Each column in a CIMInstance property.

Returns:

CIMElement resulting from the projection of the attribute list. Currently only CIMInstance is returned.