jet.server.api.db
Interface DBCollection

All Known Subinterfaces:

Databases, Fields, Tables, Uniques, Workspaces

public interface DBCollection

A DBCollection is an universal container to collect DBObject.

Method Summary

boolean	contains(DBObject obj) Returns true if this container contains a DBObject to the specified obj.
boolean	contains(java.lang.String objName) Returns true if this container contains a DBObject for the specified objName.
boolean	isEmpty() Returns true if this collection contains no elements.
java.util.Iterator	iterator() Returns an iterator over the elements in this collection.
int	size() Retrieves amount of DBObject.

Method Detail

size

public int size()

Retrieves amount of DBObject.

Returns:

the amount of total DBObject

isEmpty

public boolean isEmpty()

Returns true if this collection contains no elements.

Returns:

true if this collection contains no elements

contains

public boolean contains(java.lang.String objName)

Returns true if this container contains a DBObject for the specified objName.

Parameters:

objName - The name whose presence in this container is to be tested

Returns:

true if this container contains a DBObject for the specified objName.

contains

public boolean contains(DBObject obj)

Returns true if this container contains a DBObject to the specified obj.

Parameters:

obj - whose presence in this container is to be tested.

Returns:

true if this container contains this DBObject.

iterator

public java.util.Iterator iterator()

Returns an iterator over the elements in this collection. There are no guarantees concerning the order in which the elements are returned (unless this collection is an instance of some class that provides a guarantee).

Returns:

an Iterator over the elements in this collection