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/*
* Copyright 2014-2015 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.routing.config.impl;
import com.google.common.collect.Sets;
import org.onlab.packet.IpAddress;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.host.HostService;
import org.onosproject.net.host.InterfaceIpAddress;
import org.onosproject.net.host.PortAddresses;
import org.onosproject.routing.config.Interface;
import java.util.Set;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Adapts PortAddresses data from the HostService into Interface data used by
* the routing module.
*/
public class HostToInterfaceAdaptor {
private final HostService hostService;
public HostToInterfaceAdaptor(HostService hostService) {
this.hostService = checkNotNull(hostService);
}
public Set<Interface> getInterfaces() {
Set<PortAddresses> addresses = hostService.getAddressBindings();
Set<Interface> interfaces = Sets.newHashSetWithExpectedSize(addresses.size());
for (PortAddresses a : addresses) {
interfaces.add(new Interface(a));
}
return interfaces;
}
public Interface getInterface(ConnectPoint connectPoint) {
checkNotNull(connectPoint);
Set<PortAddresses> portAddresses =
hostService.getAddressBindingsForPort(connectPoint);
for (PortAddresses addresses : portAddresses) {
if (addresses.connectPoint().equals(connectPoint)) {
return new Interface(addresses);
}
}
return null;
}
public Interface getInterface(IpAddress ip) {
Set<PortAddresses> portAddresses = hostService.getAddressBindings();
for (PortAddresses portAddress : portAddresses) {
for (InterfaceIpAddress portIp : portAddress.ipAddresses()) {
if (portIp.ipAddress().equals(ip)) {
return new Interface(portAddress);
}
}
}
return null;
}
public Interface getMatchingInterface(IpAddress ipAddress) {
checkNotNull(ipAddress);
for (PortAddresses portAddresses : hostService.getAddressBindings()) {
for (InterfaceIpAddress ia : portAddresses.ipAddresses()) {
if (ia.subnetAddress().contains(ipAddress)) {
return new Interface(portAddresses);
}
}
}
return null;
}
}
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