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- /*
- * 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;
- }
- }
- }
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