org.apache.felix.http.base.internal.util

Class ServiceUtils

java.lang.Object

org.apache.felix.http.base.internal.util.ServiceUtils

public abstract class ServiceUtils
extends Object

Utility methods to get/unget services, ignoring exceptions that might occur on bundle stop/update

Constructor Summary

Constructors

Constructor and Description
ServiceUtils()

Method Summary

Modifier and Type	Method and Description
static <T> T	safeGetService(org.osgi.framework.BundleContext ctx, org.osgi.framework.ServiceReference<T> ref) Get the service
static <T> T	safeGetServiceObjects(org.osgi.framework.BundleContext ctx, org.osgi.framework.ServiceReference<T> ref) Get the service using ServiceObjects
static <T> void	safeUngetService(org.osgi.framework.BundleContext ctx, org.osgi.framework.ServiceReference<T> ref) Unget the service
static <T> void	safeUngetServiceObjects(org.osgi.framework.BundleContext ctx, org.osgi.framework.ServiceReference<T> ref, T service) Unget the service using ServiceObjects

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ServiceUtils

public ServiceUtils()

Method Detail

safeGetService

public static <T> T safeGetService(org.osgi.framework.BundleContext ctx,
                                   org.osgi.framework.ServiceReference<T> ref)

Get the service

Returns:

The service or null

safeUngetService

public static <T> void safeUngetService(org.osgi.framework.BundleContext ctx,
                                        org.osgi.framework.ServiceReference<T> ref)

Unget the service

safeGetServiceObjects

public static <T> T safeGetServiceObjects(org.osgi.framework.BundleContext ctx,
                                          org.osgi.framework.ServiceReference<T> ref)

Get the service using ServiceObjects

Returns:

The service or null

safeUngetServiceObjects

public static <T> void safeUngetServiceObjects(org.osgi.framework.BundleContext ctx,
                                               org.osgi.framework.ServiceReference<T> ref,
                                               T service)

Unget the service using ServiceObjects