/*
* 2016 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.uberfire.java.nio.fs.jgit.daemon.filters;
import java.util.Map;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.transport.RefFilter;
/**
* This RefFilter is used to exclude hidden branches
* from {@link org.eclipse.jgit.transport.UploadPack}.
* Check {@link org.uberfire.java.nio.fs.jgit.daemon.git.Daemon}
*/
public class HiddenBranchRefFilter implements RefFilter {
private static final String HIDDEN_BRANCH_REGEXP = "PR-\\d+-\\S+-\\S+";
private static Pattern pattern = Pattern.compile(HIDDEN_BRANCH_REGEXP);
/**
* Checks if a branch name matches the hidden branch regexp
* @param branch the branch you want to check.
* @return return if the branch is hidden or not
*/
public static boolean isHidden(String branch) {
return pattern.matcher(branch).matches();
}
@Override
public Map<String, Ref> filter(final Map<String, Ref> refs) {
return refs.entrySet()
.stream()
.filter(ref -> !HiddenBranchRefFilter.isHidden(ref.getKey()))
.collect(Collectors.toMap(Map.Entry::getKey,
Map.Entry::getValue));
}
}