| package org.onlab.onos.net.flow; |
| |
| import com.google.common.collect.ImmutableSet; |
| import org.onlab.onos.net.PortNumber; |
| import org.onlab.onos.net.flow.criteria.Criteria; |
| import org.onlab.onos.net.flow.criteria.Criterion; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| /** |
| * Default traffic selector implementation. |
| */ |
| public final class DefaultTrafficSelector implements TrafficSelector { |
| |
| private final Set<Criterion> criteria; |
| |
| /** |
| * Creates a new traffic selector with the specified criteria. |
| * |
| * @param criteria criteria |
| */ |
| private DefaultTrafficSelector(Set<Criterion> criteria) { |
| this.criteria = Collections.unmodifiableSet(criteria); |
| } |
| |
| @Override |
| public Set<Criterion> criteria() { |
| return criteria; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(criteria); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof DefaultTrafficSelector) { |
| DefaultTrafficSelector that = (DefaultTrafficSelector) obj; |
| return Objects.equals(criteria, that.criteria); |
| |
| } |
| return false; |
| } |
| |
| /** |
| * Returns a new traffic selector builder. |
| * |
| * @return traffic selector builder |
| */ |
| public static TrafficSelector.Builder builder() { |
| return new Builder(); |
| } |
| |
| /** |
| * Returns a new traffic selector builder primed to produce entities |
| * patterned after the supplied selector. |
| * |
| * @return traffic selector builder |
| */ |
| public static TrafficSelector.Builder builder(TrafficSelector selector) { |
| return new Builder(selector); |
| } |
| |
| /** |
| * Builder of traffic selector entities. |
| */ |
| public static final class Builder implements TrafficSelector.Builder { |
| |
| private final Map<Criterion.Type, Criterion> selector = new HashMap<>(); |
| |
| private Builder() { |
| } |
| |
| private Builder(TrafficSelector selector) { |
| for (Criterion c : selector.criteria()) { |
| add(c); |
| } |
| } |
| |
| @Override |
| public Builder add(Criterion criterion) { |
| selector.put(criterion.type(), criterion); |
| return this; |
| } |
| |
| @Override |
| public Builder matchInport(PortNumber port) { |
| return add(Criteria.matchInPort(port)); |
| } |
| |
| @Override |
| public Builder matchEthSrc(MacAddress addr) { |
| return add(Criteria.matchEthSrc(addr)); |
| } |
| |
| @Override |
| public Builder matchEthDst(MacAddress addr) { |
| return add(Criteria.matchEthDst(addr)); |
| } |
| |
| @Override |
| public Builder matchEthType(short ethType) { |
| return add(Criteria.matchEthType(ethType)); |
| } |
| |
| @Override |
| public Builder matchVlanId(VlanId vlanId) { |
| return add(Criteria.matchVlanId(vlanId)); |
| } |
| |
| @Override |
| public Builder matchVlanPcp(Byte vlanPcp) { |
| return add(Criteria.matchVlanPcp(vlanPcp)); |
| } |
| |
| @Override |
| public Builder matchIPProtocol(Byte proto) { |
| return add(Criteria.matchIPProtocol(proto)); |
| } |
| |
| @Override |
| public Builder matchIPSrc(IpPrefix ip) { |
| return add(Criteria.matchIPSrc(ip)); |
| } |
| |
| @Override |
| public Builder matchIPDst(IpPrefix ip) { |
| return add(Criteria.matchIPDst(ip)); |
| } |
| |
| @Override |
| public TrafficSelector build() { |
| return new DefaultTrafficSelector(ImmutableSet.copyOf(selector.values())); |
| } |
| |
| } |
| |
| } |