com.google.gerrit.common.ProjectAccessUtil Maven / Gradle / Ivy
// Copyright (C) 2013 The Android Open Source Project
//
// 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 com.google.gerrit.common;
import com.google.gerrit.common.data.AccessSection;
import com.google.gerrit.common.data.Permission;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class ProjectAccessUtil {
public static List mergeSections(List src) {
Map map = new LinkedHashMap<>();
for (AccessSection section : src) {
if (section.getPermissions().isEmpty()) {
continue;
}
final AccessSection prior = map.get(section.getName());
if (prior != null) {
prior.mergeFrom(section);
} else {
map.put(section.getName(), section);
}
}
return new ArrayList<>(map.values());
}
public static List removeEmptyPermissionsAndSections(
final List src) {
final Set sectionsToRemove = new HashSet<>();
for (AccessSection section : src) {
final Set permissionsToRemove = new HashSet<>();
for (Permission permission : section.getPermissions()) {
if (permission.getRules().isEmpty()) {
permissionsToRemove.add(permission);
}
}
for (Permission permissionToRemove : permissionsToRemove) {
section.remove(permissionToRemove);
}
if (section.getPermissions().isEmpty()) {
sectionsToRemove.add(section);
}
}
for (AccessSection sectionToRemove : sectionsToRemove) {
src.remove(sectionToRemove);
}
return src;
}
}