content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *  http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.aries.jmx.blueprint.impl;
  
  import java.io.IOException;
  import java.util.Collection;
  import javax.management.openmbean.CompositeData;
  
  import org.apache.aries.jmx.blueprint.BlueprintMetadataMBean;
  import org.apache.aries.jmx.blueprint.codec.BPMetadata;
  import org.apache.aries.jmx.blueprint.codec.Util;
  import org.osgi.framework.Bundle;
  import org.osgi.framework.BundleContext;
  import org.osgi.framework.Constants;
  import org.osgi.framework.InvalidSyntaxException;
  import org.osgi.framework.ServiceReference;
  import org.osgi.service.blueprint.container.BlueprintContainer;
  import org.osgi.service.blueprint.reflect.BeanMetadata;
  import org.osgi.service.blueprint.reflect.ComponentMetadata;
  import org.osgi.service.blueprint.reflect.ServiceMetadata;
  import org.osgi.service.blueprint.reflect.ServiceReferenceMetadata;
  
  public class BlueprintMetadata implements BlueprintMetadataMBean {
  
      BundleContext bundleContext;
  
      public BlueprintMetadata(BundleContext bundleContext) {
          this.bundleContext = bundleContext;
      }
  
      /*
       * (non-Javadoc)
       * 
       * @see org.apache.aries.jmx.blueprint.BlueprintMetadataMBean#getBlueprintContainerServiceId(long)
       */
      public long getBlueprintContainerServiceId(long bundleId) throws IOException {
          Bundle bpBundle = bundleContext.getBundle(bundleId);
          if (null == bpBundle)
              throw new IllegalArgumentException("Invalid bundle id " + bundleId);
  
          String filter = "(&(osgi.blueprint.container.symbolicname=" // no similar one in interfaces
                  + bpBundle.getSymbolicName() + ")(osgi.blueprint.container.version=" + bpBundle.getVersion() + "))";
          ServiceReference[] serviceReferences = null;
          try {
              serviceReferences = bundleContext.getServiceReferences(BlueprintContainer.class.getName(), filter);
          } catch (InvalidSyntaxException e) {
              throw new RuntimeException(e);
          }
          if (serviceReferences == null || serviceReferences.length < 1)
              return -1;
          else
              return (Long) serviceReferences[0].getProperty(Constants.SERVICE_ID);
      }
  
      public long[] getBlueprintContainerServiceIds() throws IOException {
          ServiceReference[] serviceReferences = null;
          try {
              serviceReferences = bundleContext.getServiceReferences(BlueprintContainer.class.getName(), null);
          } catch (InvalidSyntaxException e) {
              throw new RuntimeException(e);
          }
          if (serviceReferences == null || serviceReferences.length < 1)
              return null;
          
          long[] serviceIds = new long[serviceReferences.length];
          for (int i = 0; i < serviceReferences.length; i++) {
              serviceIds[i] = (Long) serviceReferences[i].getProperty(Constants.SERVICE_ID);
          }
          return serviceIds;
      }
  
      public String[] getComponentIds(long containerServiceId) throws IOException {
          BlueprintContainer container = getBlueprintContainer(containerServiceId);
          return (String[]) container.getComponentIds().toArray(new String[0]);
      }
  
      /*
       * 
       * type could be Bean, Service, serviceReference (non-Javadoc)
       * 
       * @see org.apache.aries.jmx.blueprint.BlueprintMetadataMBean#getComponentIdsByType(long, java.lang.String)
       */
      public String[] getComponentIdsByType(long containerServiceId, String type) throws IOException {
          BlueprintContainer container = getBlueprintContainer(containerServiceId);
          Collection<? extends ComponentMetadata> components;
          if (type.equals(BlueprintMetadataMBean.SERVICE_METADATA)) {
              components = container.getMetadata(ServiceMetadata.class);
          } else if (type.equals(BlueprintMetadataMBean.BEAN_METADATA)) {
              components = container.getMetadata(BeanMetadata.class);
          } else if (type.equals(BlueprintMetadataMBean.SERVICE_REFERENCE_METADATA)) {
              components = container.getMetadata(ServiceReferenceMetadata.class);
          } else {
              throw new IllegalArgumentException("Unrecognized component type: " + type);
          }
          String ids[] = new String[components.size()];
          int i = 0;
          for (ComponentMetadata component : components) {
              // from compendium 121.4.8, in-line managers can not be retrieved by getMetadata, which will return null.
              // Because in-line managers are actually the object values.
              // Here we ignore it.
              if(null == component)
                  continue;
              ids[i++] = component.getId();
          }
          return ids;
      }
  
      public CompositeData getComponentMetadata(long containerServiceId, String componentId) throws IOException {
          BlueprintContainer container = getBlueprintContainer(containerServiceId);
          ComponentMetadata componentMetadata = container.getComponentMetadata(componentId);
          BPMetadata metadata = Util.metadata2BPMetadata(componentMetadata);
          return metadata.asCompositeData();
      }
  
      private BlueprintContainer getBlueprintContainer(long containerServiceId) throws IOException {
          String filter = "(" + Constants.SERVICE_ID + "=" + containerServiceId + ")";
          ServiceReference[] serviceReferences = null;
          try {
              serviceReferences = bundleContext.getServiceReferences(BlueprintContainer.class.getName(), filter);
          } catch (InvalidSyntaxException e) {
              throw new IOException(e);
          }
  
          if (serviceReferences == null || serviceReferences.length <1) {
              throw new IOException("Invalid BlueprintContainer service id: " + containerServiceId);
          }
          return (BlueprintContainer) bundleContext.getService(serviceReferences[0]);
      }
  
  }
  