| /* |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.revwalk.filter; |
| |
| import java.io.IOException; |
| |
| import org.eclipse.jgit.errors.IncorrectObjectTypeException; |
| import org.eclipse.jgit.errors.MissingObjectException; |
| import org.eclipse.jgit.revwalk.RevCommit; |
| import org.eclipse.jgit.revwalk.RevWalk; |
| |
| /** |
| * Includes a commit only if the subfilter does not include the commit. |
| */ |
| public class NotRevFilter extends RevFilter { |
| /** |
| * Create a filter that negates the result of another filter. |
| * |
| * @param a |
| * filter to negate. |
| * @return a filter that does the reverse of <code>a</code>. |
| */ |
| public static RevFilter create(RevFilter a) { |
| return new NotRevFilter(a); |
| } |
| |
| private final RevFilter a; |
| |
| private NotRevFilter(RevFilter one) { |
| a = one; |
| } |
| |
| @Override |
| public RevFilter negate() { |
| return a; |
| } |
| |
| @Override |
| public boolean include(RevWalk walker, RevCommit c) |
| throws MissingObjectException, IncorrectObjectTypeException, |
| IOException { |
| return !a.include(walker, c); |
| } |
| |
| @Override |
| public boolean requiresCommitBody() { |
| return a.requiresCommitBody(); |
| } |
| |
| @Override |
| public RevFilter clone() { |
| return new NotRevFilter(a.clone()); |
| } |
| |
| @Override |
| public String toString() { |
| return "NOT " + a.toString(); //$NON-NLS-1$ |
| } |
| } |