| // Copyright 2008-2010 Victor Iacoban |
| // |
| // 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.zmlx.hg4idea.command; |
| |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.zmlx.hg4idea.execution.HgCommandExecutor; |
| import org.zmlx.hg4idea.execution.HgCommandResult; |
| |
| import java.util.Set; |
| import java.util.TreeSet; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| public class HgBranchesCommand { |
| |
| private static final Pattern BRANCH_LINE = Pattern.compile("(.+)\\s([0-9]+):([0-9a-f]+).*"); |
| private static final int NAME_INDEX = 1; |
| |
| private final Project project; |
| private final VirtualFile repo; |
| |
| public HgBranchesCommand(Project project, @NotNull VirtualFile repo) { |
| this.project = project; |
| this.repo = repo; |
| } |
| |
| @Nullable |
| public HgCommandResult collectBranches() { |
| return new HgCommandExecutor(project).executeInCurrentThread(repo, "branches", null); |
| } |
| |
| @NotNull |
| public static Set<String> collectNames(@NotNull HgCommandResult result) { |
| Set<String> branches = new TreeSet<String>(); |
| for (final String line : result.getOutputLines()) { |
| Matcher matcher = BRANCH_LINE.matcher(line); |
| if (matcher.matches()) { |
| branches.add(matcher.group(NAME_INDEX).trim()); |
| } |
| } |
| return branches; |
| } |
| } |