1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.utils.datastructures.cache;
15 * Interface used for lazy initialization.
18 * @see StaticProvider static provider (provides the same instance always)
19 * @author Toni Kalajainen
21 public interface IProvider<V> {
24 * Provides a value on demand.
26 * @return the value (may not be null)
29 throws ProvisionException;