How to use

is

method

in

aQute.bnd.osgi.Clazz

if (options.contains(Discover.all) && !clazz.is(QUERY.CONCRETE, null, analyzer)) {
  return null;
  if (clazz.is(QUERY.ANNOTATED, VETOED_INSTR, analyzer)
    || (!clazz.is(QUERY.INDIRECTLY_ANNOTATED, COMPONENTSCOPED_INSTR, analyzer)
      && !clazz.is(QUERY.INDIRECTLY_ANNOTATED, NORMALSCOPE_INSTR, analyzer)
      && !clazz.is(QUERY.INDIRECTLY_ANNOTATED, STEREOTYPE_INSTR, analyzer)
      && !clazz.is(QUERY.ANNOTATED, DEPENDENT_INSTR, analyzer)
      && !clazz.is(QUERY.ANNOTATED, INTERCEPTOR_INSTR, analyzer))
    || clazz.is(QUERY.IMPLEMENTS, EXTENSION_INSTR, analyzer)) {
  if (packageClazz != null && packageClazz.is(QUERY.ANNOTATED, VETOED_INSTR, analyzer)) {
    return null;

if (!clazz.is(type, instr, this)) {
  c.remove();

if (!activatorClazz.is(QUERY.IMPLEMENTS, 
    new Instruction("org.osgi.framework.BundleActivator"), analyzer)) {
  registerActivatorErrorLocation(error("The Bundle Activator " + bactivator + 

if (options.contains(Discover.all) && !clazz.is(QUERY.CONCRETE, null, analyzer)) {
  return null;
  if (clazz.is(QUERY.ANNOTATED, VETOED_INSTR, analyzer)
    || (!clazz.is(QUERY.INDIRECTLY_ANNOTATED, COMPONENTSCOPED_INSTR, analyzer)
      && !clazz.is(QUERY.INDIRECTLY_ANNOTATED, NORMALSCOPE_INSTR, analyzer)
      && !clazz.is(QUERY.INDIRECTLY_ANNOTATED, STEREOTYPE_INSTR, analyzer)
      && !clazz.is(QUERY.ANNOTATED, DEPENDENT_INSTR, analyzer)
      && !clazz.is(QUERY.ANNOTATED, INTERCEPTOR_INSTR, analyzer))
    || clazz.is(QUERY.IMPLEMENTS, EXTENSION_INSTR, analyzer)) {
  if (packageClazz != null && packageClazz.is(QUERY.ANNOTATED, VETOED_INSTR, analyzer)) {
    return null;

if (!activatorClazz.is(QUERY.IMPLEMENTS, 
    new Instruction("org.osgi.framework.BundleActivator"), analyzer)) {
  registerActivatorErrorLocation(error("The Bundle Activator " + bactivator + 

if (!clazz.is(type, instr, this)) {
  c.remove();

  if (clazz.is(ANNOTATED, COMPONENT_INSTR, analyzer)) {
    analyzer
      .error("The type %s is not a class and therfore not suitable for the @Component annotation",
if (!clazz.is(ANNOTATED, COMPONENT_INSTR, analyzer)) {

if (!clazz.is(type, instr, this)) {
  c.remove();

  if (clazz.is(ANNOTATED, COMPONENT_INSTR, analyzer)) {
    analyzer
      .error("The type %s is not a class and therfore not suitable for the @Component annotation",
if (!clazz.is(ANNOTATED, COMPONENT_INSTR, analyzer)) {

if (!clazz.is(type, instr, this)) {
  c.remove();

if (!clazz.is(type, instr, this)) {
  c.remove();

  if (instr == null)
    throw new IllegalArgumentException("Not enough arguments in ${packages} macro");
  accept = pkgInfo != null && pkgInfo.is(Clazz.QUERY.ANNOTATED, instr, this);
  break;
case VERSIONED :

  if (instr == null)
    throw new IllegalArgumentException("Not enough arguments in ${packages} macro");
  accept = pkgInfo != null && pkgInfo.is(Clazz.QUERY.ANNOTATED, instr, this);
  break;
case VERSIONED :

/**
 * Check if an annotation applied on the component class is a component property type.
 * (the following is adapted from the original bnd DS AnnotationReader class)
 */
private void handlePossibleComponentPropertyAnnotation(Annotation annotation) {
  m_logger.debug("Checking possible component property annotations %s", annotation);
  
  try {
    Clazz clazz = m_analyzer.findClass(annotation.getName());
    if (clazz == null) {
      m_logger.debug(
          "Unable to find the annotation %s applied to type %s from project build path (ignoring it).",
          annotation.getName().getFQN(), m_currentClassName);
      return;
    }
    if (clazz.is(ANNOTATED, DS_PROPERTY_TYPE, m_analyzer) || clazz.is(ANNOTATED, DM_PROPERTY_TYPE, m_analyzer)) {
      m_logger.debug("Found component property type %s", annotation);
      m_componentPropertyTypes.add(annotation);
    } else {
      m_logger.debug("The annotation %s on component type %s will not be used for properties as the annotation is not annotated with @ComponentPropertyType",
          clazz.getFQN(), m_currentClassName);
      return;
    }
  } catch (Exception e) {
    m_logger.error("An error occurred when attempting to process annotation %s, applied to component %s", e, 
        annotation.getName().getFQN(), m_currentClassName);
  }        
}       

if (clazz.is(ANNOTATED, COMPONENT_PROPERTY_INSTR, analyzer)) {
  String propertyDefKey = String.format(ComponentDef.PROPERTYDEF_ANNOTATIONFORMAT,
    ++componentPropertyTypeCount);

  return false;
return clazz.is(query, instr, analyzer);

if (clazz.is(ANNOTATED, COMPONENT_PROPERTY_INSTR, analyzer)) {
  String propertyDefKey = String.format(ComponentDef.PROPERTYDEF_ANNOTATIONFORMAT,
    ++componentPropertyTypeCount);

  return false;
return clazz.is(query, instr, analyzer);

  return false;
return clazz.is(query, instr, analyzer);