| /* |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| 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.RevFlag; |
| import org.eclipse.jgit.revwalk.RevFlagSet; |
| import org.eclipse.jgit.revwalk.RevWalk; |
| |
| /** Matches only commits with some/all RevFlags already set. */ |
| public abstract class RevFlagFilter extends RevFilter { |
| /** |
| * Create a new filter that tests for a single flag. |
| * |
| * @param a |
| * the flag to test. |
| * @return filter that selects only commits with flag <code>a</code>. |
| */ |
| public static RevFilter has(final RevFlag a) { |
| final RevFlagSet s = new RevFlagSet(); |
| s.add(a); |
| return new HasAll(s); |
| } |
| |
| /** |
| * Create a new filter that tests all flags in a set. |
| * |
| * @param a |
| * set of flags to test. |
| * @return filter that selects only commits with all flags in <code>a</code>. |
| */ |
| public static RevFilter hasAll(final RevFlag... a) { |
| final RevFlagSet set = new RevFlagSet(); |
| for (final RevFlag flag : a) |
| set.add(flag); |
| return new HasAll(set); |
| } |
| |
| /** |
| * Create a new filter that tests all flags in a set. |
| * |
| * @param a |
| * set of flags to test. |
| * @return filter that selects only commits with all flags in <code>a</code>. |
| */ |
| public static RevFilter hasAll(final RevFlagSet a) { |
| return new HasAll(new RevFlagSet(a)); |
| } |
| |
| /** |
| * Create a new filter that tests for any flag in a set. |
| * |
| * @param a |
| * set of flags to test. |
| * @return filter that selects only commits with any flag in <code>a</code>. |
| */ |
| public static RevFilter hasAny(final RevFlag... a) { |
| final RevFlagSet set = new RevFlagSet(); |
| for (final RevFlag flag : a) |
| set.add(flag); |
| return new HasAny(set); |
| } |
| |
| /** |
| * Create a new filter that tests for any flag in a set. |
| * |
| * @param a |
| * set of flags to test. |
| * @return filter that selects only commits with any flag in <code>a</code>. |
| */ |
| public static RevFilter hasAny(final RevFlagSet a) { |
| return new HasAny(new RevFlagSet(a)); |
| } |
| |
| final RevFlagSet flags; |
| |
| RevFlagFilter(final RevFlagSet m) { |
| flags = m; |
| } |
| |
| @Override |
| public RevFilter clone() { |
| return this; |
| } |
| |
| @Override |
| public String toString() { |
| return super.toString() + flags; |
| } |
| |
| private static class HasAll extends RevFlagFilter { |
| HasAll(final RevFlagSet m) { |
| super(m); |
| } |
| |
| @Override |
| public boolean include(final RevWalk walker, final RevCommit c) |
| throws MissingObjectException, IncorrectObjectTypeException, |
| IOException { |
| return c.hasAll(flags); |
| } |
| |
| @Override |
| public boolean requiresCommitBody() { |
| return false; |
| } |
| } |
| |
| private static class HasAny extends RevFlagFilter { |
| HasAny(final RevFlagSet m) { |
| super(m); |
| } |
| |
| @Override |
| public boolean include(final RevWalk walker, final RevCommit c) |
| throws MissingObjectException, IncorrectObjectTypeException, |
| IOException { |
| return c.hasAny(flags); |
| } |
| |
| @Override |
| public boolean requiresCommitBody() { |
| return false; |
| } |
| } |
| } |