alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 1 | package org.onlab.onos.net.flow; |
| 2 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 3 | import com.google.common.collect.ImmutableSet; |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 4 | import org.onlab.onos.net.PortNumber; |
| 5 | import org.onlab.onos.net.flow.criteria.Criteria; |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 6 | import org.onlab.onos.net.flow.criteria.Criterion; |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 7 | import org.onlab.packet.IpPrefix; |
| 8 | import org.onlab.packet.MacAddress; |
| 9 | import org.onlab.packet.VlanId; |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 10 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 11 | import java.util.Collections; |
| 12 | import java.util.HashMap; |
| 13 | import java.util.Map; |
| 14 | import java.util.Objects; |
| 15 | import java.util.Set; |
| 16 | |
| 17 | /** |
| 18 | * Default traffic selector implementation. |
| 19 | */ |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 20 | public final class DefaultTrafficSelector implements TrafficSelector { |
| 21 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 22 | private final Set<Criterion> criteria; |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 23 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 24 | /** |
| 25 | * Creates a new traffic selector with the specified criteria. |
| 26 | * |
| 27 | * @param criteria criteria |
| 28 | */ |
| 29 | private DefaultTrafficSelector(Set<Criterion> criteria) { |
| 30 | this.criteria = Collections.unmodifiableSet(criteria); |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 31 | } |
| 32 | |
| 33 | @Override |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 34 | public Set<Criterion> criteria() { |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 35 | return criteria; |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 36 | } |
| 37 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 38 | @Override |
| 39 | public int hashCode() { |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 40 | return Objects.hash(criteria); |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 41 | } |
| 42 | |
| 43 | @Override |
| 44 | public boolean equals(Object obj) { |
| 45 | if (this == obj) { |
| 46 | return true; |
| 47 | } |
| 48 | if (obj instanceof DefaultTrafficSelector) { |
| 49 | DefaultTrafficSelector that = (DefaultTrafficSelector) obj; |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 50 | return Objects.equals(criteria, that.criteria); |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 51 | |
| 52 | } |
| 53 | return false; |
| 54 | } |
| 55 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 56 | /** |
| 57 | * Returns a new traffic selector builder. |
| 58 | * |
| 59 | * @return traffic selector builder |
| 60 | */ |
| 61 | public static TrafficSelector.Builder builder() { |
| 62 | return new Builder(); |
| 63 | } |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 64 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 65 | /** |
| 66 | * Returns a new traffic selector builder primed to produce entities |
| 67 | * patterned after the supplied selector. |
| 68 | * |
| 69 | * @return traffic selector builder |
| 70 | */ |
| 71 | public static TrafficSelector.Builder builder(TrafficSelector selector) { |
| 72 | return new Builder(selector); |
| 73 | } |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 74 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 75 | /** |
| 76 | * Builder of traffic selector entities. |
| 77 | */ |
| 78 | public static final class Builder implements TrafficSelector.Builder { |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 79 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 80 | private final Map<Criterion.Type, Criterion> selector = new HashMap<>(); |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 81 | |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 82 | private Builder() { |
| 83 | } |
| 84 | |
| 85 | private Builder(TrafficSelector selector) { |
| 86 | for (Criterion c : selector.criteria()) { |
| 87 | add(c); |
| 88 | } |
| 89 | } |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 90 | |
| 91 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 92 | public Builder add(Criterion criterion) { |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 93 | selector.put(criterion.type(), criterion); |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 94 | return this; |
| 95 | } |
| 96 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 97 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 98 | public Builder matchInport(PortNumber port) { |
| 99 | return add(Criteria.matchInPort(port)); |
| 100 | } |
| 101 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 102 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 103 | public Builder matchEthSrc(MacAddress addr) { |
| 104 | return add(Criteria.matchEthSrc(addr)); |
| 105 | } |
| 106 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 107 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 108 | public Builder matchEthDst(MacAddress addr) { |
| 109 | return add(Criteria.matchEthDst(addr)); |
| 110 | } |
| 111 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 112 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 113 | public Builder matchEthType(short ethType) { |
| 114 | return add(Criteria.matchEthType(ethType)); |
| 115 | } |
| 116 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 117 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 118 | public Builder matchVlanId(VlanId vlanId) { |
| 119 | return add(Criteria.matchVlanId(vlanId)); |
| 120 | } |
| 121 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 122 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 123 | public Builder matchVlanPcp(Byte vlanPcp) { |
| 124 | return add(Criteria.matchVlanPcp(vlanPcp)); |
| 125 | } |
| 126 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 127 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 128 | public Builder matchIPProtocol(Byte proto) { |
| 129 | return add(Criteria.matchIPProtocol(proto)); |
| 130 | } |
| 131 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 132 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 133 | public Builder matchIPSrc(IpPrefix ip) { |
| 134 | return add(Criteria.matchIPSrc(ip)); |
| 135 | } |
| 136 | |
alshabib | ba5ac48 | 2014-10-02 17:15:20 -0700 | [diff] [blame] | 137 | @Override |
alshabib | 010c31d | 2014-09-26 10:01:12 -0700 | [diff] [blame] | 138 | public Builder matchIPDst(IpPrefix ip) { |
| 139 | return add(Criteria.matchIPDst(ip)); |
| 140 | } |
| 141 | |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 142 | @Override |
| 143 | public TrafficSelector build() { |
tom | 9a693fd | 2014-10-03 11:32:19 -0700 | [diff] [blame] | 144 | return new DefaultTrafficSelector(ImmutableSet.copyOf(selector.values())); |
alshabib | 7b2748f | 2014-09-16 20:21:11 -0700 | [diff] [blame] | 145 | } |
| 146 | |
| 147 | } |
| 148 | |
| 149 | } |