| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.core.diff; |
| |
| /** |
| * An objects that visits diffs in a diff tree. |
| * <p> |
| * Usage: |
| * </p> |
| * |
| * <pre> |
| * class Visitor implements IDiffVisitor { |
| * public boolean visit(IDiffNode diff) { |
| * switch (diff.getKind()) { |
| * case IResourceDelta.ADDED : |
| * // handle added resource |
| * break; |
| * case IResourceDelta.REMOVED : |
| * // handle removed resource |
| * break; |
| * case IResourceDelta.CHANGED : |
| * // handle changed resource |
| * break; |
| * } |
| * return true; |
| * } |
| * } |
| * IDiffTree tree = ...; |
| * tree.accept(new Visitor()); |
| * </pre> |
| * <p> |
| * Clients may implement this interface. |
| * </p> |
| * |
| * @see IDiffTree#accept(org.eclipse.core.runtime.IPath, IDiffVisitor, int) |
| * |
| * @since 3.2 |
| */ |
| public interface IDiffVisitor { |
| |
| /** |
| * Visits the given diff. |
| * @param diff the diff being visited |
| * @return <code>true</code> if the diff's children should |
| * be visited; <code>false</code> if they should be skipped. |
| */ |
| public boolean visit(IDiff diff); |
| } |