Configure persistent index format version in the Maven plugin

smallrye · Aug 11, 2023 · 12563b0 · 12563b0
1 parent ad1785b
commit 12563b0
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/maven-plugin/src/main/java/org/jboss/jandex/maven/JandexGoal.java b/maven-plugin/src/main/java/org/jboss/jandex/maven/JandexGoal.java
@@ -113,6 +113,12 @@ public class JandexGoal extends AbstractMojo {
  @Parameter(defaultValue = "jandex.idx")
  private String indexName;
 
+ /**
+ * Persistent index format version to write. Defaults to max supported version.
+ */
+ @Parameter
+ private Integer indexVersion;
+
  /**
  * Skip execution if set.
  */
@@ -169,7 +175,11 @@ public void execute() throws MojoExecutionException {
  Files.createDirectories(indexDir.toPath());
  try (OutputStream out = new CachingOutputStream(indexFile)) {
  IndexWriter writer = new IndexWriter(out);
- writer.write(index);
+ if (indexVersion != null) {
+ writer.write(index, indexVersion);
+ } else {
+ writer.write(index);
+ }
  }
  } catch (IOException e) {
  throw new MojoExecutionException("Could not save index " + indexFile, e);