romanov73/git-extractor
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add commit pagination on indexing

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This commit is contained in:
Anton Romanov 2021-04-28 09:17:40 +04:00
parent 8cbabe5c06
commit 4ae01bb3f1
5 changed files with 39 additions and 40 deletions
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4
src/main/java/ru/ulstu/extractor/controller/RepoController.java
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@ -40,9 +40,11 @@ public class RepoController {
@GetMapping("commits")
public List<Commit> getCommits(@RequestParam("repositoryUrl") String repositoryUrl,
@RequestParam("branchName") String branchName,
int commitsFrom,
int commitsTo,
HttpServletRequest request) throws GitAPIException, IOException {
LOG.debug("Get commits {} {}. User ip {}", repositoryUrl, branchName, HttpUtils.getUserIp(request));
return gitRepositoryService.getCommits(repositoryUrl, branchName);
return gitRepositoryService.getCommits(repositoryUrl, branchName, commitsFrom, commitsTo, true);
}
@GetMapping("index")

8
src/main/java/ru/ulstu/extractor/service/BranchService.java
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@ -40,6 +40,14 @@ public class BranchService {
return branch;
}
public Branch addCommits(Branch branch, List<Commit> commits) {
LOG.debug("Start add commits to {} branch with {} commits ", branch.getName(), commits.size());
branch.getCommits().addAll(commitService.save(commits));
LOG.debug("Save branch {} ", branch.getName());
branch = branchRepository.save(branch);
return branch;
}
public Branch findByRepositoryAndName(Repository repository, String branchName) {
return branchRepository.findByRepositoryAndName(repository, branchName);
}

22
src/main/java/ru/ulstu/extractor/service/CommitService.java
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@ -5,17 +5,10 @@
package ru.ulstu.extractor.service;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageImpl;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;
import ru.ulstu.extractor.model.Commit;
import ru.ulstu.extractor.repository.CommitRepository;
import java.io.IOException;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
@ -33,21 +26,6 @@ public class CommitService {
this.authorService = authorService;
}
public Page<Commit> findPaginated(Pageable pageable, String repositoryUrl, String branchName) throws GitAPIException, IOException {
int pageSize = pageable.getPageSize();
int currentPage = pageable.getPageNumber();
int startItem = currentPage * pageSize;
List<Commit> commits = gitRepositoryService.getCommits(repositoryUrl, branchName);
if (commits.size() < startItem) {
commits = Collections.emptyList();
} else {
int toIndex = Math.min(startItem + pageSize, commits.size());
commits = commits.subList(startItem, toIndex);
}
return new PageImpl<>(commits, PageRequest.of(currentPage, pageSize), commits.size());
}
public void delete(List<Commit> commitsToRemove) {
commitRepository.deleteAll(commitsToRemove);
}

27
src/main/java/ru/ulstu/extractor/service/GitRepositoryService.java
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@ -98,9 +98,11 @@ public class GitRepositoryService {
return branches;
}
public List<Commit> getCommits(String repositoryUrl, String branchName) throws GitAPIException, IOException {
public List<Commit> getCommits(String repositoryUrl, String branchName, int commitsFrom, int commitsTo, boolean needUpdate) throws GitAPIException, IOException {
LOG.debug("Get commits of {}. Branch {}", repositoryUrl, branchName);
cloneOrUpdateRepo(repositoryUrl, branchName);
if (needUpdate) {
cloneOrUpdateRepo(repositoryUrl, branchName);
}
Repository localRepo = new FileRepository(getProjectGitDirectory(repositoryUrl));
Git git = new Git(localRepo);
@ -110,9 +112,13 @@ public class GitRepositoryService {
List<Commit> list = new ArrayList<>();
RevCommit prevCommit = null;
LOG.debug("Start analyse {} commits", commits.size());
int counter = commits.size();
for (RevCommit revCommit : commits) {
LOG.debug(" {} of {} commits", counter--, commits.size());
commitsFrom = commitsFrom > commits.size() ? commits.size() - 1 : commitsFrom;
commitsFrom = Math.max(commitsFrom, 0);
commitsTo = commitsTo > commits.size() ? commits.size() - 1 : commitsTo;
commitsTo = Math.max(commitsTo, 0);
for (int i = commitsFrom; i < commitsTo; i++) {
RevCommit revCommit = commits.get(i);
LOG.debug(" {} to {} commits", i, commitsTo);
Commit commit = new Commit(
revCommit.getFullMessage(),
new Author(revCommit.getAuthorIdent().getName()),
@ -229,7 +235,7 @@ public class GitRepositoryService {
if (laterCommit == null || earlierCommit == null) {
return null;
}
String output = null;
String output;
try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
DiffFormatter diffFormatter = new DiffFormatter(out);
diffFormatter.setRepository(localRepo);
@ -252,13 +258,8 @@ public class GitRepositoryService {
if (maybeFileName.isPresent()) {
fileChange = new FileChange();
fileChange.setFile(maybeFileName.get());
Future<Boolean> futureEntity = executorService.submit(() -> {
return structuralUnitService.containsEntity(getContent(repository, commit, maybeFileName.get()));
});
Future<Boolean> futureBL = executorService.submit(() -> {
return structuralUnitService.containsBusinessLogic(getContent(repository, commit, maybeFileName.get()));
});
Future<Boolean> futureEntity = executorService.submit(() -> structuralUnitService.containsEntity(getContent(repository, commit, maybeFileName.get())));
Future<Boolean> futureBL = executorService.submit(() -> structuralUnitService.containsBusinessLogic(getContent(repository, commit, maybeFileName.get())));
try {
fileChange.setContainsBusinessLogic(futureBL.get());
fileChange.setContainsEntity(futureEntity.get());

18
src/main/java/ru/ulstu/extractor/service/IndexService.java
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@ -17,11 +17,13 @@ import ru.ulstu.extractor.model.Repository;
import ru.ulstu.extractor.repository.RepositoryRepository;
import java.io.IOException;
import java.util.Collections;
import java.util.List;
@Service
public class IndexService {
private final static Logger LOG = LoggerFactory.getLogger(IndexService.class);
private final static int COMMITS_PAGE_SIZE = 10;
private final GitRepositoryService gitRepositoryService;
private final RepositoryRepository repositoryRepository;
private final BranchService branchService;
@ -44,9 +46,17 @@ public class IndexService {
if (branch == null) {
branch = new Branch(repository, branchName);
}
List<Commit> commits = gitRepositoryService.getCommits(repositoryUrl, branchName);
LOG.debug("{} commits loaded.", commits.size());
branchService.save(branch, commits);
LOG.debug("{} commits successfully saved. {} {}", commits.size(), repositoryUrl, branchName);
branchService.save(branch, Collections.emptyList());
int commitsFrom = 0;
int commitsTo = COMMITS_PAGE_SIZE;
List<Commit> commits = gitRepositoryService.getCommits(repositoryUrl, branchName, commitsFrom, commitsTo, true);
while (!commits.isEmpty()) {
LOG.debug("{} commits loaded.", commits.size());
branch = branchService.addCommits(branch, commits);
LOG.debug("{} commits successfully saved. {} {}", commits.size(), repositoryUrl, branchName);
commitsFrom += COMMITS_PAGE_SIZE;
commitsTo += COMMITS_PAGE_SIZE;
commits = gitRepositoryService.getCommits(repositoryUrl, branchName, commitsFrom, commitsTo, false);
}
}
}