How to use

loadModuleSnapshot

method

in

org.drools.repository.RulesRepository

public void migrate(RulesRepository repo) throws RepositoryException {
  log.info("AUTO MIGRATION: Performing drools.package migration...");
  ModuleIterator pkgs = repo.listModules();
  boolean performed = false;
  while(pkgs.hasNext()) {
    performed = true;
    ModuleItem pkg = (ModuleItem) pkgs.next();
    migratePackage(pkg);
    String[] snaps = repo.listModuleSnapshots(pkg.getName());
    if (snaps != null) {
      for (int i = 0; i < snaps.length; i++) {
        ModuleItem snap = repo.loadModuleSnapshot(pkg.getName(), snaps[i]);
        migratePackage(snap);
      }
    }
  }
  if (performed) {
    repo.getSession().getRootNode().getNode(RulesRepository.RULES_REPOSITORY_NAME).addNode("drools.package.migrated", "nt:folder");
    repo.save();
    log.info("AUTO MIGRATION: drools.package migration completed.");
  }
}

public void migrate(RulesRepository repo) throws RepositoryException {
  log.info("AUTO MIGRATION: Performing drools.package migration...");
  ModuleIterator pkgs = repo.listModules();
  boolean performed = false;
  while(pkgs.hasNext()) {
    performed = true;
    ModuleItem pkg = (ModuleItem) pkgs.next();
    migratePackage(pkg);
    String[] snaps = repo.listModuleSnapshots(pkg.getName());
    if (snaps != null) {
      for (int i = 0; i < snaps.length; i++) {
        ModuleItem snap = repo.loadModuleSnapshot(pkg.getName(), snaps[i]);
        migratePackage(snap);
      }
    }
  }
  if (performed) {
    repo.getSession().getRootNode().getNode(RulesRepository.RULES_REPOSITORY_NAME).addNode("drools.package.migrated", "nt:folder");
    repo.save();
    log.info("AUTO MIGRATION: drools.package migration completed.");
  }
}

@Test
public void testMigrate() throws Exception {
  RulesRepository repo = getRepo();
  Session sess = repo.getSession();
  sess.getRootNode().getNode(RulesRepository.RULES_REPOSITORY_NAME).getNode("drools.package.migrated").remove();
  sess.save();
  MigrateDroolsPackage mig = new MigrateDroolsPackage();
  ModuleItem pkg = repo.createModule("testMigratePackage", "");
  pkg.updateStringProperty("some header", ModuleItem.HEADER_PROPERTY_NAME);
  sess.save();
  repo.createModuleSnapshot("testMigratePackage", "SNAP1");
  repo.createModuleSnapshot("testMigratePackage", "SNAP2");
  assertTrue(mig.needsMigration(repo));
  mig.migrate(repo);
  assertFalse(repo.getSession().hasPendingChanges());
  assertFalse(mig.needsMigration(repo));
  pkg = repo.loadModule("testMigratePackage");
  assertTrue(pkg.containsAsset("drools"));
  AssetItem as = pkg.loadAsset("drools");
  assertEquals("some header", as.getContent());
  pkg = repo.loadModuleSnapshot("testMigratePackage", "SNAP1");
  assertTrue(pkg.containsAsset("drools"));
  as = pkg.loadAsset("drools");
  assertEquals("some header", as.getContent());
  pkg = repo.loadModuleSnapshot("testMigratePackage", "SNAP2");
  assertTrue(pkg.containsAsset("drools"));
  as = pkg.loadAsset("drools");
  assertEquals("some header", as.getContent());
}

ModuleItem pkgLoaded = repo.loadModuleSnapshot( "testPackageSnapshot", "PROD 2.0" );
assertTrue(pkgLoaded.isSnapshot());
assertEquals("PROD 2.0", pkgLoaded.getSnapshotName());
ModuleItem pkg2 = repo.loadModuleSnapshot( "testPackageSnapshot", "PROD 2.0" );
assertNotNull(pkg2);
List snapAssets = iteratorToList( pkg2.getAssets() );

@Test
public void testGetPackageItemHistorical() throws Exception {
  RulesRepository repo = getRepo();
  ModuleItem pkg = repo.createModule("testGetPackageItemHistorical", "");
  AssetItem asset = pkg.addAsset("whee", "");
  asset.checkin("");
  assertNotNull(asset.getModule());
  repo.createModuleSnapshot(pkg.getName(), "SNAP");
  ModuleItem pkg_ = repo.loadModuleSnapshot(pkg.getName(), "SNAP");
  AssetItem asset_ = pkg_.loadAsset("whee");
  ModuleItem pkg__ = asset_.getModule();
  assertTrue(pkg__.isSnapshot());
  assertTrue(pkg_.isSnapshot());
  assertFalse(pkg.isSnapshot());
  assertEquals(pkg.getName(), pkg__.getName());
  asset.updateDescription("yeah !");
  asset.checkin("new");
  asset = pkg.loadAsset("whee");
  assertNotNull(asset.getModule());
  AssetHistoryIterator it = asset.getHistory();
  while(it.hasNext()) {
    AssetItem as = it.next();
    if (as.getVersionNumber() > 0) {
      System.err.println(as.getVersionNumber());
      System.err.println(as.getModuleName());
      assertNotNull(as.getModule());
      assertEquals(pkg.getName(), as.getModule().getName());
    }
  }
}

getRepo().createModuleSnapshot(getDefaultPackage().getName(), "SNAP");
ModuleItem pkgSnap = getRepo().loadModuleSnapshot(getDefaultPackage().getName(), "SNAP");
AssetItem assetSnap = pkgSnap.loadAsset("testGetPackageItemHistoricalForShareableAsset");
ModuleItem pkgSnap1 = assetSnap.getModule();