| /******************************************************************************* |
| * Copyright (c) 2003, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.server.core.internal; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.wst.server.core.model.IModuleResourceDelta; |
| /** |
| * An objects that visits module resource deltas. |
| * <p> |
| * Usage: |
| * <pre> |
| * class Visitor implements IModuleResourceDeltaVisitor { |
| * public boolean visit(IModuleResourceDelta delta) { |
| * switch (delta.getKind()) { |
| * case IModuleResourceDelta.ADDED : |
| * // handle added resource |
| * break; |
| * case IModuleResourceDelta.REMOVED : |
| * // handle removed resource |
| * break; |
| * case IModuleResourceDelta.CHANGED : |
| * // handle changed resource |
| * break; |
| * } |
| * return true; |
| * } |
| * } |
| * IModuleResourceDelta rootDelta = ...; |
| * rootDelta.accept(new Visitor()); |
| * </pre> |
| * </p> |
| * <p> |
| * Clients may implement this interface. |
| * </p> |
| * |
| * [issue: @see IModuleResourceDelta#accept(IModuleResourceVisitor)] |
| */ |
| public interface IModuleResourceDeltaVisitor { |
| /** |
| * Visits the given module resource delta. |
| * |
| * @param delta the resource delta |
| * @return <code>true</code> if the resource delta's children should |
| * be visited; <code>false</code> if they should be skipped. |
| * @throws CoreException if the visit fails for some reason. |
| */ |
| public boolean visit(IModuleResourceDelta delta) throws CoreException; |
| } |