Java ServiceReference.getProperty方法代碼示例

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
public int compareTo(Object reference) {
	ServiceReference other = (ServiceReference) reference;

	// compare based on service ranking

	Object ranking = this.getProperty(Constants.SERVICE_RANKING);
	// if the property is not supplied or of incorrect type, use the default
	int rank1 = ((ranking != null && ranking instanceof Integer) ? ((Integer) ranking).intValue() : 0);
	ranking = other.getProperty(Constants.SERVICE_RANKING);
	int rank2 = ((ranking != null && ranking instanceof Integer) ? ((Integer) ranking).intValue() : 0);

	int result = rank1 - rank2;

	if (result == 0) {
		long id1 = serviceId;
		long id2 = ((Long) other.getProperty(Constants.SERVICE_ID)).longValue();

		// when comparing IDs, make sure to return inverse results (i.e. lower
		// id, means higher service)
		return (int) (id2 - id1);
	}

	return result;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
@Override
public StoredPerProvider addingService(ServiceReference<PersistenceProvider> reference) {
    String providerName = (String)reference.getProperty(JAVAX_PERSISTENCE_PROVIDER);
    // FIXME should be set when creating the EMF was successful
    if (punit.getPersistenceProviderClassName() == null) {
        punit.setProviderClassName(providerName);
    }
    StoredPerProvider stored = new StoredPerProvider();
    LOGGER.info("Found provider for " + punit.getPersistenceUnitName() + " " + punit.getPersistenceProviderClassName());
    
    PersistenceProvider provider = context.getService(reference);

    createAndCloseDummyEMF(provider);

    stored.builder = new AriesEntityManagerFactoryBuilder(context, provider, reference.getBundle(), punit);
    Dictionary<String, ?> props = AriesEntityManagerFactoryBuilder.createBuilderProperties(punit, punit.getBundle());
    stored.reg = context.registerService(EntityManagerFactoryBuilder.class, stored.builder , props);
    return stored;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
/**
 * Gather all ConnectionInformation objects and set them as connections
 */
private void update ()
{
    final Set<ConnectionDescriptor> infos = new HashSet<ConnectionDescriptor> ();
    for ( final ServiceReference<?> ref : this.references )
    {
        final ConnectionInformation ci = fromReference ( ref );
        if ( ci != null )
        {
            final Object o = ref.getProperty ( Constants.SERVICE_PID );
            final String id = o != null ? o.toString () : null;
            final Object description = ref.getProperty ( Constants.SERVICE_DESCRIPTION );
            final ConnectionDescriptor cd = new ConnectionDescriptor ( ci, id, description == null ? null : description.toString () );
            infos.add ( cd );
        }
    }
    setConnections ( infos );
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private String[] getServiceTypes ( final ServiceReference<AuthorizationService> reference )
{
    final Object t = reference.getProperty ( AuthorizationService.RULE_TYPES );
    if ( t instanceof String[] )
    {
        return (String[])t;
    }
    else if ( t instanceof String )
    {
        return new String[] { (String)t };
    }
    else
    {
        return null;
    }
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
@Override
public void removedService ( final ServiceReference<HistoricalItem> reference, final HistoricalItem service )
{
    final String itemId = (String)reference.getProperty ( Constants.SERVICE_PID );

    synchronized ( this )
    {
        final HistoricalItem item = this.items.remove ( itemId );
        if ( item != null )
        {
            this.context.ungetService ( reference );
            this.itemInformations.remove ( item.getInformation () );
            fireListChanged ( null, new HashSet<String> ( Arrays.asList ( itemId ) ), false );
        }
    }
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private void setServiceReference(ServiceReference<Object> reference) {
    String objectClass = ((String[]) reference.getProperty(Constants.OBJECTCLASS))[0]; // TODO: 16.03.2017 when will this array have more than one element?

    if (RandomStringGenerator.class.getName().equals(objectClass))
        randomStringGeneratorServiceReference = reference;
    else if (RandomNumberGenerator.class.getName().equals(objectClass))
        randomNumberGeneratorServiceReference = reference;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private void unsetServiceReference(ServiceReference<Object> reference) {
    String objectClass = ((String[]) reference.getProperty(Constants.OBJECTCLASS))[0]; // TODO: 16.03.2017 when will this array have more than one element?

    if (RandomStringGenerator.class.getName().equals(objectClass))
        randomStringGeneratorServiceReference = null;
    else if (RandomNumberGenerator.class.getName().equals(objectClass))
        randomNumberGeneratorServiceReference = null;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
@Nullable
private String getRequiredConfigModuleProperty(final String propName, final Object moduleNamespace,
        final ServiceReference<?> reference) {
    Object value = reference.getProperty(propName);
    if (value == null) {
        LOG.warn(
            "OSGi service with {} property is missing property {} therefore the config module can't be restarted",
            CONFIG_MODULE_NAMESPACE_PROP, propName);
        return null;
    }

    return value.toString();
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
@SuppressWarnings("unchecked")
@Override
public Object addingService(ServiceReference reference) {
    String unitName = (String)reference.getProperty(JPA_UNIT_NAME);
    if (unitName == null) {
        return null;
    }
    BundleContext puContext = reference.getBundle().getBundleContext();
    TrackedEmf tracked = new TrackedEmf();
    tracked.emf = (EntityManagerFactory)puContext.getService(reference);
    tracked.emSupplier = new EMSupplierImpl(unitName, tracked.emf, coordinator);
    tracked.emSupplierReg = puContext.registerService(EmSupplier.class, tracked.emSupplier,
                                                     getEmSupplierProps(unitName));

    EntityManager emProxy = createProxy(tracked.emSupplier);
    tracked.emProxyReg = puContext.registerService(EntityManager.class, emProxy,
                                                     getEmSupplierProps(unitName));
    
    if (getTransactionType(tracked.emf) == PersistenceUnitTransactionType.RESOURCE_LOCAL) {
        JpaTemplate txManager = new ResourceLocalJpaTemplate(tracked.emSupplier, coordinator);
        tracked.rlTxManagerReg = puContext.registerService(JpaTemplate.class, txManager,
                                                      rlTxManProps(unitName));
    } else {
        tracked.tmTracker = new TMTracker(puContext, tracked.emSupplier, unitName, coordinator);
        tracked.tmTracker.open();
    }
    return tracked;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private String makeAddress ( final ServiceReference<?> reference, final Object service, final WebService webService )
{
    String serviceName = webService.serviceName ();
    if ( serviceName == null )
    {
        if ( reference.getProperty ( Constants.SERVICE_PID ) != null )
        {
            serviceName = reference.getProperty ( Constants.SERVICE_PID ).toString ();
        }
    }

    return this.baseAddress + "/" + serviceName;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private ConnectionInformation fromReference ( final ServiceReference<?> ref )
{
    final Object o = ref.getProperty ( ConnectionService.CONNECTION_URI );
    if ( o instanceof String )
    {
        final String uri = (String)o;
        return ConnectionInformation.fromURI ( uri );
    }
    return null;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private static String makeId ( final ServiceReference<?> reference )
{
    final Object id = reference.getProperty ( Constants.SERVICE_PID );
    if ( id instanceof String )
    {
        return (String)id;
    }

    return "" + reference.getProperty ( Constants.SERVICE_ID );
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
private static String getFactoryId ( final ServiceReference<EventHandlerFactory> reference )
{
    final Object o = reference.getProperty ( EventHandlerFactory.FACTORY_ID );
    if ( o instanceof String )
    {
        return (String)o;
    }
    return null;
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
/**
 * Returns a String representation of the given <code>ServiceReference</code>.
 * 
 * @param reference OSGi service reference (can be <code>null</code>)
 * @return String representation of the given service reference
 */
public static String nullSafeToString(ServiceReference reference) {
	if (reference == null)
		return NULL_STRING;

	StringBuilder buf = new StringBuilder();
	Bundle owningBundle = reference.getBundle();

	buf.append("ServiceReference [").append(OsgiStringUtils.nullSafeSymbolicName(owningBundle)).append("] ");
	String clazzes[] = (String[]) reference.getProperty(org.osgi.framework.Constants.OBJECTCLASS);

	buf.append(ObjectUtils.nullSafeToString(clazzes));
	buf.append("={");

	String[] keys = reference.getPropertyKeys();

	for (int i = 0; i < keys.length; i++) {
		if (!org.osgi.framework.Constants.OBJECTCLASS.equals(keys[i])) {
			buf.append(keys[i]).append('=').append(reference.getProperty(keys[i]));
			if (i < keys.length - 1) {
				buf.append(',');
			}
		}
	}

	buf.append('}');

	return buf.toString();
}
 

import org.osgi.framework.ServiceReference; //導入方法依賴的package包/類
public Object getService(ServiceReference reference) {
    if (reference != null) {
        Object service = reference.getProperty(SERVICE_PROPERTY);
        if (service != null) {
            return service;
        }
    }

    return super.getService(reference);
}