/* | |
* Copyright 2015 Open Networking Laboratory | |
* | |
* Licensed 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.onosproject.vtnrsc.subnet.impl; | |
import static com.google.common.base.Preconditions.checkNotNull; | |
import static org.slf4j.LoggerFactory.getLogger; | |
import java.util.Collections; | |
import java.util.concurrent.ConcurrentHashMap; | |
import org.apache.felix.scr.annotations.Activate; | |
import org.apache.felix.scr.annotations.Component; | |
import org.apache.felix.scr.annotations.Deactivate; | |
import org.apache.felix.scr.annotations.Reference; | |
import org.apache.felix.scr.annotations.ReferenceCardinality; | |
import org.apache.felix.scr.annotations.Service; | |
import org.onosproject.store.service.StorageService; | |
import org.onosproject.vtnrsc.Subnet; | |
import org.onosproject.vtnrsc.SubnetId; | |
import org.onosproject.vtnrsc.subnet.SubnetService; | |
import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService; | |
import org.slf4j.Logger; | |
/** | |
* Provides implementation of the Subnet service. | |
*/ | |
@Component(immediate = true) | |
@Service | |
public class SubnetManager implements SubnetService { | |
private static final String SUBNET_ID_NULL = "Subnet ID cannot be null"; | |
private static final String SUBNET_NOT_NULL = "Subnet cannot be null"; | |
private final Logger log = getLogger(getClass()); | |
protected ConcurrentHashMap<SubnetId, Subnet> subnetStore = | |
new ConcurrentHashMap<>(); | |
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) | |
protected StorageService storageService; | |
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) | |
protected TenantNetworkService tenantNetworkService; | |
@Activate | |
public void activate() { | |
log.info("SubnetManager started"); | |
} | |
@Deactivate | |
public void deactivate() { | |
subnetStore.clear(); | |
log.info("SubnetManager stopped"); | |
} | |
@Override | |
public Iterable<Subnet> getSubnets() { | |
return Collections.unmodifiableCollection(subnetStore.values()); | |
} | |
@Override | |
public Subnet getSubnet(SubnetId subnetId) { | |
checkNotNull(subnetId, SUBNET_ID_NULL); | |
return subnetStore.get(subnetId); | |
} | |
@Override | |
public boolean exists(SubnetId subnetId) { | |
checkNotNull(subnetId, SUBNET_ID_NULL); | |
return subnetStore.containsKey(subnetId); | |
} | |
@Override | |
public boolean createSubnets(Iterable<Subnet> subnets) { | |
checkNotNull(subnets, SUBNET_NOT_NULL); | |
for (Subnet subnet : subnets) { | |
if (!tenantNetworkService.exists(subnet.networkId())) { | |
log.debug("The network identifier that the subnet {} belong to is not exist", | |
subnet.networkId().toString(), subnet.id().toString()); | |
return false; | |
} | |
subnetStore.put(subnet.id(), subnet); | |
if (!subnetStore.containsKey(subnet.id())) { | |
log.debug("The identified subnet whose identifier is {} create failed", | |
subnet.id().toString()); | |
return false; | |
} | |
} | |
return true; | |
} | |
@Override | |
public boolean updateSubnets(Iterable<Subnet> subnets) { | |
checkNotNull(subnets, SUBNET_NOT_NULL); | |
if (subnets != null) { | |
for (Subnet subnet : subnets) { | |
if (!subnetStore.containsKey(subnet.id())) { | |
log.debug("The subnet is not exist whose identifier is {}", | |
subnet.id().toString()); | |
return false; | |
} | |
subnetStore.put(subnet.id(), subnet); | |
if (!subnet.equals(subnetStore.get(subnet.id()))) { | |
log.debug("The subnet is updated failed whose identifier is {}", | |
subnet.id().toString()); | |
return false; | |
} | |
} | |
} | |
return true; | |
} | |
@Override | |
public boolean removeSubnets(Iterable<SubnetId> subnetIds) { | |
checkNotNull(subnetIds, SUBNET_ID_NULL); | |
if (subnetIds != null) { | |
for (SubnetId subnetId : subnetIds) { | |
subnetStore.remove(subnetId); | |
if (subnetStore.containsKey(subnetId)) { | |
log.debug("The subnet created is failed whose identifier is {}", | |
subnetId.toString()); | |
return false; | |
} | |
} | |
} | |
return true; | |
} | |
} |