| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.update.core; |
| |
| import org.eclipse.core.runtime.*; |
| |
| /** |
| * Convenience implementation of a verifier. |
| * <p> |
| * This class may be subclassed by clients. |
| * </p> |
| * <p> |
| * <b>Note:</b> This class/interface is part of an interim API that is still under development and expected to |
| * change significantly before reaching stability. It is being made available at this early stage to solicit feedback |
| * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken |
| * (repeatedly) as the API evolves. |
| * </p> |
| * @see org.eclipse.update.core.IVerifier |
| * @since 2.0 |
| */ |
| public abstract class Verifier implements IVerifier { |
| |
| private IVerifier parent; |
| |
| /** |
| * @see IVerifier#verify(IFeature, ContentReference, boolean, InstallMonitor) |
| */ |
| public abstract IVerificationResult verify( |
| IFeature feature, |
| ContentReference reference, |
| boolean isFeatureVerification, |
| InstallMonitor monitor) |
| throws CoreException ; |
| |
| /** |
| * @see IVerifier#verify(IFeature, ContentReference, boolean, InstallMonitor) |
| */ |
| public void setParent(IVerifier parentVerifier){ |
| if (this.parent==null){ |
| this.parent = parentVerifier; |
| } |
| } |
| |
| /** |
| * Returns the parent verifier |
| * |
| * @return the parent verifier |
| * @since 2.0 |
| */ |
| public IVerifier getParent(){ |
| return parent; |
| } |
| |
| } |