container/services/src/main/java/org/mobicents/slee/container/management/ServiceManagementImpl.java
public boolean isRAEntityLinkNameReferenced(String raLinkName) {
		if (raLinkName == null) {
			throw new NullPointerException("null ra link name");
		}

		boolean b = false;
		try {
			b = transactionManager.requireTransaction();
			for (ServiceID serviceID : componentRepositoryImpl.getServiceIDs()) {
				ServiceComponent serviceComponent = componentRepositoryImpl
						.getComponentByID(serviceID);
				if (serviceComponent.getServiceState() != ServiceState.INACTIVE
						&& serviceComponent.getResourceAdaptorEntityLinks(
								componentRepositoryImpl).contains(raLinkName)) {
					return true;
				}
			}
			return false;
		} finally {
			try {
				transactionManager.requireTransactionEnd(b, false);
			} catch (Throwable ex) {
				throw new SLEEException(ex.getMessage(), ex);
			}
		}
	}
public boolean isRAEntityLinkNameReferenced(String raLinkName) {
		if (raLinkName == null) {
			throw new NullPointerException("null ra link name");
		}

		boolean b = false;
		try {
			b = transactionManager.requireTransaction();
			for (ServiceID serviceID : componentRepositoryImpl.getServiceIDs()) {
				ServiceComponent serviceComponent = componentRepositoryImpl
						.getComponentByID(serviceID);
				if (serviceComponent.getServiceState() != ServiceState.INACTIVE
						&& serviceComponent.getResourceAdaptorEntityLinks(
								componentRepositoryImpl).contains(raLinkName)) {
					return true;
				}
			}
			return false;
		} finally {
			try {
				transactionManager.requireTransactionEnd(b, false);
			} catch (Throwable ex) {
				throw new SLEEException(ex.getMessage(), ex);
			}
		}
	}
Verifies if the specified ra entity link name is referenced by a non
inactive service.

@param raLinkName
@return