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120 lines
4.2 KiB
120 lines
4.2 KiB
11 years ago
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import java.io.File;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.List;
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import org.apache.maven.plugin.AbstractMojo;
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import org.apache.maven.plugin.MojoExecutionException;
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import org.apache.maven.plugin.logging.Log;
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import org.apache.maven.plugins.annotations.Component;
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import org.apache.maven.plugins.annotations.Mojo;
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import org.apache.maven.plugins.annotations.Parameter;
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import org.apache.maven.project.MavenProject;
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import org.eclipse.jgit.api.Git;
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import org.eclipse.jgit.lib.ObjectId;
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import org.eclipse.jgit.lib.Repository;
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import org.eclipse.jgit.revwalk.RevCommit;
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import org.eclipse.jgit.revwalk.RevTag;
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import org.eclipse.jgit.revwalk.RevWalk;
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import org.eclipse.jgit.storage.file.FileRepositoryBuilder;
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/**
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* Maven plugin to create property with YaCy release number,
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* a 4 digit number based on commits to the Git repository
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*
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* @phase initialize
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*/
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@Mojo(name = "create")
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public class GitRevMavenTask extends AbstractMojo {
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@Component
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private MavenProject project;
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/**
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* Name of the buildNumber property
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*
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* parameter expression="${maven.buildNumber.buildNumberPropertyName}"
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* default-value="releaseNr"
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*/
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@Parameter
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private String branchPropertyName = "branch";
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@Parameter
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private String buildNumberPropertyName = "releaseNr";
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@Parameter
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private String commitDatePropertyName = "DSTAMP";
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Log log = this.getLog();
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public void setBuildNumberPropertyName(String revprop) {
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this.buildNumberPropertyName = revprop;
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}
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public void setCommitDatePropertyName(String dateprop) {
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this.commitDatePropertyName = dateprop;
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}
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@Override
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public void execute() throws MojoExecutionException {
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String branch = null;
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String revision = null;
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String lastTag = null;
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String commitDate = null;
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try {
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final File src = project.getBasedir(); // set Git root path to project root
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final Repository repo = new FileRepositoryBuilder().readEnvironment()
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.findGitDir(src).build();
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branch = repo.getBranch();
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branch = "master".equals(branch) ? "" : "_" + branch;
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final ObjectId head = repo.resolve("HEAD");
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final Git git = new Git(repo);
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final List<RevTag> tags = git.tagList().call();
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final RevWalk walk = new RevWalk(repo);
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final RevCommit headCommit = walk.parseCommit(head);
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final SimpleDateFormat df = new SimpleDateFormat("yyyyMMdd");
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commitDate = df.format(headCommit.getAuthorIdent().getWhen());
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walk.markStart(headCommit);
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int distance = 0;
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for (final RevCommit commit : walk) {
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for (final RevTag tag : tags) {
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if (commit.equals(tag.getObject())) {
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lastTag = tag.getShortMessage();
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break;
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}
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}
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if (lastTag != null || distance++ > 999) {
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break;
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}
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}
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walk.dispose();
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if (lastTag == null) {
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revision = "0000";
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} else {
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revision = Integer.toString(distance + 9000);
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}
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} catch (final IOException e) {
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e.printStackTrace();
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}
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if (project != null) {
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project.getProperties().put(this.branchPropertyName, branch);
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log.info("GitrevMavenTask: set property " + this.branchPropertyName + "='" + branch + "'");
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project.getProperties().put(this.buildNumberPropertyName, revision);
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log.info("GitrevMavenTask: set property " + this.buildNumberPropertyName + "=" + revision);
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project.getProperties().put(this.commitDatePropertyName, commitDate);
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log.info("GitrevMavenTask: set property " + this.commitDatePropertyName + "=" + commitDate);
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} else {
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log.error("GitrevMavenTask: no Maven project");
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System.out.println(this.branchPropertyName + "=" + branch);
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System.out.println(this.buildNumberPropertyName + "=" + revision);
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System.out.println(this.commitDatePropertyName + "=" + commitDate);
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}
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}
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}
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