https://blog.csdn.net/qq_37203082/article/details/120327084

Jgit 工具类 (代码检出、删除分支（本地、远程）、新建分支、切换分支、代码提交)_jgit删除远程分支_CJ点的博客-CSDN博客

        <!--JAVA操作GIT--><dependency><groupId>org.eclipse.jgit</groupId><artifactId>org.eclipse.jgit</artifactId><version>3.7.0.201502260915-r</version></dependency>

import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.ListBranchCommand;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.transport.CredentialsProvider;
import org.eclipse.jgit.transport.RefSpec;
import org.eclipse.jgit.transport.UsernamePasswordCredentialsProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;import java.io.File;
import java.util.List;/*** desciption Java-git工具类* @author cjw* @Date 2021/9/13 17:35*/
public class JgitUtil {private static final Logger log = LoggerFactory.getLogger(JgitUtil.class);/*** desciption 检出仓库代码* @param url git仓库连接* @param localPath 代码文件夹* @param gitName git账号* @param gitPassword git密码* @return* @Date 2021/9/13 17:43*/public static Boolean cloneRepository(String url, String localPath,String gitName,String gitPassword) {Git git =null;try {log.info("JgitUtil.cloneRepository;开始检出Master代码;git路径:{},检出路径：{}",url,localPath);File file=new File(localPath);if(file.isDirectory()){log.info("JgitUtil.cloneRepository;该路径:{}，已存在文件夹，删除原文件，进行覆盖",localPath);deleteFile(file);}CredentialsProvider credentialsProvider = new UsernamePasswordCredentialsProvider(gitName, gitPassword);git = Git.cloneRepository().setURI(url).setDirectory(new File(localPath)).setCloneAllBranches(true).setCredentialsProvider(credentialsProvider).call();return true;} catch (Exception e) {log.error("JgitUtil.cloneRepository;错误;检出Master代码异常;检出路径:{},异常信息:{}",url,e);return false;} finally{if (git != null) {git.close();}}}/*** desciption 切换分支* @param localPath* @param branchName* @param gitName git账号* @param gitPassword git密码* @Date 2021/9/13 17:48*/public static  Boolean checkoutBranch(String localPath, String branchName,String gitName,String gitPassword){log.info("JgitUtil.checkoutBranch;切换分支;{}",branchName);String projectURL = localPath + "\\.git";CredentialsProvider credentialsProvider = new UsernamePasswordCredentialsProvider(gitName, gitPassword);Git git = null;try {git = Git.open(new File(projectURL));git.checkout().setCreateBranch(false).setName(branchName).call();git.pull().setCredentialsProvider(credentialsProvider).call();return true;}catch (Exception e){log.error("JgitUtil.checkoutBranch;错误;切换分支失败;异常信息:{}",e);return false;} finally{if (git != null) {git.close();}}}/*** desciption 提交代码* @param localPath 代码目录* @param pushMessage 提交信息* @param gitName git账号* @param gitPassword git密码* @return* @Date 2021/9/13 17:52*/public static Boolean gitCommitAndPush(String localPath,String pushMessage,String gitName,String gitPassword)  {log.info("JgitUtil.gitCommitAndPush;提交代码;信息：{}",pushMessage);String projectURL = localPath + "\\.git";Git git = null;try {CredentialsProvider credentialsProvider = new UsernamePasswordCredentialsProvider(gitName, gitPassword);git = Git.open(new File(projectURL));git.pull().setCredentialsProvider(credentialsProvider).call();git.add().addFilepattern(".").call();git.commit().setMessage(pushMessage).call();git.pull().setCredentialsProvider(credentialsProvider).call();git.push().setCredentialsProvider(credentialsProvider).call();return true;} catch (Exception e){log.error("JgitUtil.gitCommitAndPush;错误;提交代码;信息：{};异常信息:{}",pushMessage,e);return false;} finally{if (git != null) {git.close();}}}/*** desciption 创建新的分支* @param localPath 代码目录* @param baranchName* @param gitName git账号* @param gitPassword git密码* @return* @Date 2021/9/13 17:58*/public static Boolean newBranch(String localPath,String baranchName,String gitName,String gitPassword) {log.info("JgitUtil.newBranch;创建新的分支;名称{}",baranchName);Git git = null;try {String projectURL = localPath + "\\.git";CredentialsProvider credentialsProvider = new UsernamePasswordCredentialsProvider(gitName, gitPassword);git = Git.open(new File(projectURL));//检查新建的分支是否已经存在，如果存在则将已存在的分支强制删除并新建一个分支List<Ref> refs = git.branchList().setListMode(ListBranchCommand.ListMode.ALL).call();for (Ref ref : refs) {String bName = ref.getName().substring(ref.getName().lastIndexOf("/") + 1);if (ref.getName().substring(ref.getName().lastIndexOf("/") + 1).equals(baranchName)) {log.info("JgitUtil.newBranch;分支已存在;进行删除操作，再新建;{}",baranchName);//删除本地分支git.branchDelete().setBranchNames(bName).setForce(true).call();//删除远程分支//这里的用法和网上不同，可能因为版本的原因导致RefSpec refSpec3 = new RefSpec().setSource(null).setDestination("refs/heads/"+bName);git.push().setRefSpecs(refSpec3).setRemote("origin").setCredentialsProvider(credentialsProvider).call();break;}}
//            //新建分支Ref ref = git.branchCreate().setName(baranchName).call();git.push().add(ref).setCredentialsProvider(credentialsProvider).call();return true;} catch (Exception ex) {log.error("JgitUtil.newBranch;错误;创建新的分支,{}",ex);return false;}finally{if (git != null) {git.close();}}}/*** 先根遍历序递归删除文件夹* @param dirFile 要被删除的文件或者目录* @return 删除成功返回true, 否则返回false*/public static boolean deleteFile(File dirFile) {// 如果dir对应的文件不存在，则退出if (!dirFile.exists()) {return false;}if (dirFile.isFile()) {return dirFile.delete();} else {for (File file : dirFile.listFiles()) {deleteFile(file);}}return dirFile.delete();}public static void main(String[] args) {JgitUtil gitUtil = new JgitUtil();//git远程url地址
//        String url = "XXXX.git";String url = "http://11.11.11.11:9799/cjw/auto.git";String branchName = "buriedpoint-demo3";String localPath = "D:\\data"+File.separator+branchName;String gitName="xxx";String gitPassword="xxxxxx";try {//拉取master代码
//            JgitUtil.cloneRepository(url,localPath,gitName, gitPassword);//创建分支
//            JgitUtil.newBranch(localPath,branchName,gitName, gitPassword);
//            //切换分支
//            JgitUtil.checkoutBranch(localPath,branchName,gitName, gitPassword);
//            //代码提交
//            JgitUtil.gitCommitAndPush(localPath,"测试提交1",gitName, gitPassword);} catch (Exception e) {e.printStackTrace();}}}