private boolean translateScm()

in maven-release-manager/src/main/java/org/apache/maven/shared/release/phase/RewritePomsForBranchPhase.java [109:218]
90 lines of code
20 McCabe index (conditional complexity)

    private boolean translateScm(
            MavenProject project,
            ReleaseDescriptor releaseDescriptor,
            Scm scmTarget,
            ScmRepository scmRepository,
            ReleaseResult relResult)
            throws IOException {
        ScmTranslator translator = getScmTranslators().get(scmRepository.getProvider());
        boolean result = false;
        if (translator != null) {
            Scm scm = project.getOriginalModel().getScm();
            if (scm == null) {
                scm = project.getScm();
            }

            String branchName = releaseDescriptor.getScmReleaseLabel();
            String branchBase = releaseDescriptor.getScmBranchBase();

            // TODO: svn utils should take care of prepending this
            if (branchBase != null) {
                branchBase = "scm:svn:" + branchBase;
            }

            Path projectBasedir = project.getBasedir().toPath().toRealPath(LinkOption.NOFOLLOW_LINKS);
            Path workingDirectory = Paths.get(releaseDescriptor.getWorkingDirectory());

            int count = ReleaseUtil.getBaseWorkingDirectoryParentCount(workingDirectory, projectBasedir);

            if (scm.getConnection() != null) {
                String rootUrl = ReleaseUtil.realignScmUrl(count, scm.getConnection());

                String subDirectoryBranch = scm.getConnection().substring(rootUrl.length());
                if (!subDirectoryBranch.startsWith("/")) {
                    subDirectoryBranch = "/" + subDirectoryBranch;
                }

                String scmConnectionBranch = branchBase;
                if (scmConnectionBranch != null) {
                    String trunkUrl = scm.getDeveloperConnection();
                    if (trunkUrl == null) {
                        trunkUrl = scm.getConnection();
                    }
                    scmConnectionBranch = translateUrlPath(trunkUrl, branchBase, scm.getConnection());
                }

                String value = translator.translateBranchUrl(
                        scm.getConnection(), branchName + subDirectoryBranch, scmConnectionBranch);
                if (!value.equals(scm.getConnection())) {
                    scmTarget.setConnection(value);
                    result = true;
                }
            }

            if (scm.getDeveloperConnection() != null) {
                String rootUrl = ReleaseUtil.realignScmUrl(count, scm.getDeveloperConnection());

                String subDirectoryBranch = scm.getDeveloperConnection().substring(rootUrl.length());
                if (!subDirectoryBranch.startsWith("/")) {
                    subDirectoryBranch = "/" + subDirectoryBranch;
                }

                String value = translator.translateBranchUrl(
                        scm.getDeveloperConnection(), branchName + subDirectoryBranch, branchBase);
                if (!value.equals(scm.getDeveloperConnection())) {
                    scmTarget.setDeveloperConnection(value);
                    result = true;
                }
            }

            if (scm.getUrl() != null) {
                String rootUrl = ReleaseUtil.realignScmUrl(count, scm.getUrl());

                String subDirectoryBranch = scm.getUrl().substring(rootUrl.length());
                if (!subDirectoryBranch.startsWith("/")) {
                    subDirectoryBranch = "/" + subDirectoryBranch;
                }

                String tagScmUrl = branchBase;
                if (tagScmUrl != null) {
                    String trunkUrl = scm.getDeveloperConnection();
                    if (trunkUrl == null) {
                        trunkUrl = scm.getConnection();
                    }
                    tagScmUrl = translateUrlPath(trunkUrl, branchBase, scm.getUrl());
                }

                // use original branch base without protocol
                String value = translator.translateBranchUrl(scm.getUrl(), branchName + subDirectoryBranch, tagScmUrl);
                if (!value.equals(scm.getUrl())) {
                    scmTarget.setUrl(value);
                    result = true;
                }
            }

            if (branchName != null) {
                String value = translator.resolveTag(branchName);
                if (value != null && !value.equals(scm.getTag())) {
                    scmTarget.setTag(value);
                    result = true;
                }
            }
        } else {
            String message = "No SCM translator found - skipping rewrite";

            relResult.appendDebug(message);

            getLogger().debug(message);
        }
        return result;
    }