Examples of org.jvnet.hk2.component.ServiceContext

org.jvnet.hk2.config.Attribute
Information about a service.
Note that ServiceContext implementations are usually transient objects in the system during processing and as such they should not be cached, or used for comparison purposes with other contexts. They are informational only. @See RunLevelListener @author Jeff Trent @since 3.1

  protected ServiceContext serviceContext(Exception e, final Inhabitant<?> i) {
    if (null == i) {
      return null;
    }
    
    ServiceContext ctx = null;


    if (e instanceof ComponentException) {
      ctx = ((ComponentException) e).getFailureContext();
    }


    if (null == ctx) {
      ctx = new ServiceContext() {
        @Override
        public ClassLoader getClassLoader() {
          ClassLoader cl;
          if (ClassLoaderHolder.class.isInstance(i)) {
            cl = ((ClassLoaderHolder)i).getClassLoader();

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     *    false when it was from a "soft" interrupt involving a new proceedTo(), null when its
     *    unknown altogether
     */
    protected void checkInterrupt(Exception e, Inhabitant<?> i, Boolean isHard) {
      if (null != e) {
        ServiceContext ctx = serviceContext(e, i);
        boolean isHardInterrupt = isHardInterrupt(isHard, e);
        if (isHardInterrupt) {
          event(this, ListenerEvent.CANCEL, ctx, e, isHardInterrupt);
        } else {
          event(this, ListenerEvent.ERROR, ctx, e, isHardInterrupt);

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      preInitialized();
      habitat.initialized();
    }


    protected void populateHabitat(final Habitat habitat, InhabitantsParser ip) {
      final ClassPath classpath = ClassPath.create(habitat, true);
      Callable<InhabitantsParsingContextGenerator> populator = new Callable<InhabitantsParsingContextGenerator>() {
          @Override
          public InhabitantsParsingContextGenerator call() throws Exception {
            InhabitantsParsingContextGenerator ipcgen = InhabitantsParsingContextGenerator.create(habitat);
            Set<String> cpSet = classpath.getEntries();
            for (String fileName : cpSet) {
                File f = new File(fileName);
                if (f.exists()) {
                  try {
                    ipcgen.parse(f);

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          }
      };


      InhabitantsParsingContextGenerator ipcgen;
      try {
        InhabitantsFeed feed = InhabitantsFeed.create(habitat, ip);
        ipcgen = (USE_CACHE) ? ipcgCache.get(classpath, populator) : populator.call();
        feed.populate(ipcgen);
  
        if (logger.isLoggable(Level.FINER)) {
          Iterator<String> contracts = habitat.getAllContracts();
          while (contracts.hasNext()) {
              String contract = contracts.next();

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    protected void populateHabitat(final Habitat habitat, InhabitantsParser ip) {
      final ClassPath classpath = ClassPath.create(habitat, true);
      Callable<InhabitantsParsingContextGenerator> populator = new Callable<InhabitantsParsingContextGenerator>() {
          @Override
          public InhabitantsParsingContextGenerator call() throws Exception {
            InhabitantsParsingContextGenerator ipcgen = InhabitantsParsingContextGenerator.create(habitat);
            Set<String> cpSet = classpath.getEntries();
            for (String fileName : cpSet) {
                File f = new File(fileName);
                if (f.exists()) {
                  try {
                    ipcgen.parse(f);
                  } catch (IOException e) {
                    e.printStackTrace();
                  }
                }
            }
            return ipcgen;
          }
      };


      InhabitantsParsingContextGenerator ipcgen;
      try {
        InhabitantsFeed feed = InhabitantsFeed.create(habitat, ip);
        ipcgen = (USE_CACHE) ? ipcgCache.get(classpath, populator) : populator.call();
        feed.populate(ipcgen);

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                new CompanionSeed.Registerer(this)));
        add(new ExistingSingletonInhabitant<CageBuilder.Registerer>(CageBuilder.Registerer.class,
                new CageBuilder.Registerer(this)));


        // the default RunLevelService
        DefaultRunLevelService rls = new DefaultRunLevelService(this);
        ExistingSingletonInhabitant<RunLevelService> rlsI = 
          new ExistingSingletonInhabitant<RunLevelService>(RunLevelService.class, rls);
        add(rlsI);
        addIndex(rlsI, RunLevelService.class.getName(), DefaultRunLevelService.NAME);
    }

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    return filter;
  }
  
  public InhabitantTrackerContextBuilder ldapFilter(String ldapExpression) 
        throws ComponentException {
    SimpleLdapMatcher matcher = SimpleLdapMatcher.create(ldapExpression);
    Set<String> classNames = matcher.getTheAndSetFor(Constants.OBJECTCLASS, true);
    if (classNames.isEmpty()) throw new IllegalArgumentException("invalid expression");
    for (String item : classNames) {
      if (hasWildcard(item)) {
        throw new ComponentException("no wilcards permitted");
      }

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                Set<String> attributeNames = configBean.model.getAttributeNames();
                for (String attributeName : attributeNames) {
                    String methodName = getAttributeMethodName(attributeName);
                    try {
                        Method method = configBeanProxy.getMethod(methodName);
                        Attribute attribute = method.getAnnotation(Attribute.class);
                        if (attribute != null) {
                            ParameterMetaData parameterMetaData =
                                getParameterMetaData(attribute);


                            if (pamameterType == Constants.QUERY_PARAMETER) {

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            Resource res = (Resource) configBean;
            return res.getIdentity();
        }
        Method[] methods = configBeanType.getMethods();
        for (Method method : methods) {
            Attribute attributeAnnotation = method.getAnnotation(Attribute.class);
            if ((attributeAnnotation != null) && attributeAnnotation.key()) {
                return (String) method.invoke(configBean);
            }
        }
        return null;
    }

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                        if (m.getName().equalsIgnoreCase(methodName)) {
                            method = m;
                        }
                    }
                }
                Attribute attribute = method.getAnnotation(Attribute.class);
                if (attribute != null) {
                    ParameterMetaData parameterMetaData = getParameterMetaData(attribute);
                    if (method.getAnnotation(Deprecated.class) != null) {
                        parameterMetaData.putAttribute(Constants.DEPRECATED, "true");
                    }

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