wei wei | 89ddc32 | 2015-03-22 16:29:04 -0500 | [diff] [blame] | 1 | package org.onosproject.net.tunnel; |
| 2 | |
| 3 | import static com.google.common.base.MoreObjects.toStringHelper; |
| 4 | import static com.google.common.base.Preconditions.checkState; |
| 5 | |
| 6 | import java.util.Objects; |
| 7 | |
| 8 | import org.onosproject.core.IdGenerator; |
| 9 | import org.onosproject.net.AbstractModel; |
| 10 | import org.onosproject.net.Annotations; |
| 11 | import org.onosproject.net.provider.ProviderId; |
| 12 | import org.onosproject.net.resource.Bandwidth; |
| 13 | |
| 14 | /** |
| 15 | * Default tunnel model implementation. |
| 16 | */ |
| 17 | public final class DefaultTunnel extends AbstractModel implements Tunnel { |
| 18 | private final TunnelId id; |
| 19 | private final Label src; |
| 20 | private final Label dst; |
| 21 | private final Type type; |
| 22 | private final State state; |
| 23 | private final boolean isDurable; |
| 24 | private final boolean isBidirectional; |
| 25 | private final Bandwidth bandwidth; |
| 26 | |
| 27 | /** |
| 28 | * Constructs an tunnel using the builder pattern. |
| 29 | * |
| 30 | * @param providerId provider identity, can be null if comes from the NB |
| 31 | * @param builder tunnelBuilder |
| 32 | * @param annotations optional key/value annotations |
| 33 | * @return |
| 34 | */ |
| 35 | private DefaultTunnel(ProviderId providerId, TunnelBuilder builder, Annotations... annotations) { |
| 36 | super(providerId, annotations); |
| 37 | this.id = builder.id; |
| 38 | this.src = builder.src; |
| 39 | this.dst = builder.dst; |
| 40 | this.type = builder.type; |
| 41 | this.state = builder.state; |
| 42 | this.isDurable = builder.isDurable; |
| 43 | this.isBidirectional = builder.isBidirectional; |
| 44 | this.bandwidth = builder.bandwidth; |
| 45 | } |
| 46 | |
| 47 | @Override |
| 48 | public TunnelId id() { |
| 49 | return id; |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public Label src() { |
| 54 | return src; |
| 55 | } |
| 56 | |
| 57 | @Override |
| 58 | public Label dst() { |
| 59 | return dst; |
| 60 | } |
| 61 | |
| 62 | @Override |
| 63 | public Type type() { |
| 64 | return type; |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | public State state() { |
| 69 | return state; |
| 70 | } |
| 71 | |
| 72 | @Override |
| 73 | public boolean isDurable() { |
| 74 | return isDurable; |
| 75 | } |
| 76 | |
| 77 | @Override |
| 78 | public boolean isBidirectional() { |
| 79 | return isBidirectional; |
| 80 | } |
| 81 | |
| 82 | @Override |
| 83 | public Bandwidth bandwidth() { |
| 84 | return bandwidth; |
| 85 | } |
| 86 | |
| 87 | @Override |
| 88 | public int hashCode() { |
| 89 | return Objects.hash(id); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * {@inheritDoc} |
| 94 | * Note that only TunnelId is considered on equality check. |
| 95 | */ |
| 96 | @Override |
| 97 | public boolean equals(Object obj) { |
| 98 | if (this == obj) { |
| 99 | return true; |
| 100 | } |
| 101 | if (obj instanceof DefaultTunnel) { |
| 102 | final DefaultTunnel other = (DefaultTunnel) obj; |
| 103 | return Objects.equals(this.id, other.id); |
| 104 | } |
| 105 | return false; |
| 106 | } |
| 107 | |
| 108 | @Override |
| 109 | public String toString() { |
| 110 | return toStringHelper(this) |
| 111 | .add("tunnelId", id) |
| 112 | .add("src", src) |
| 113 | .add("dst", dst) |
| 114 | .add("type", type) |
| 115 | .add("state", state) |
| 116 | .add("durable", isDurable) |
| 117 | .add("isBidirectional", isBidirectional) |
| 118 | .add("bandwidth", bandwidth) |
| 119 | .toString(); |
| 120 | } |
| 121 | |
| 122 | public static class TunnelBuilder { |
| 123 | private TunnelId id = null; |
| 124 | private Label src = null; |
| 125 | private Label dst = null; |
| 126 | private Type type = null; |
| 127 | private State state = null; |
| 128 | private boolean isDurable = false; |
| 129 | private boolean isBidirectional = false; |
| 130 | private Bandwidth bandwidth = null; |
| 131 | |
| 132 | private static IdGenerator idGenerator; |
| 133 | |
| 134 | public TunnelBuilder labelSrcDst(Label src, Label dst) { |
| 135 | this.src = src; |
| 136 | this.dst = dst; |
| 137 | return this; |
| 138 | } |
| 139 | |
| 140 | public TunnelBuilder state(State state) { |
| 141 | this.state = state; |
| 142 | return this; |
| 143 | } |
| 144 | |
| 145 | public TunnelBuilder isDurable(boolean isDurable) { |
| 146 | this.isDurable = isDurable; |
| 147 | return this; |
| 148 | } |
| 149 | |
| 150 | public TunnelBuilder isBidirectional(boolean isBidirectional) { |
| 151 | this.isBidirectional = isBidirectional; |
| 152 | return this; |
| 153 | } |
| 154 | |
| 155 | public TunnelBuilder bandwidth(Bandwidth bandwidth) { |
| 156 | this.bandwidth = bandwidth; |
| 157 | return this; |
| 158 | } |
| 159 | |
| 160 | public DefaultTunnel build(ProviderId providerId, Annotations... annotations) { |
| 161 | checkState(idGenerator != null, "Id generator is not bound."); |
| 162 | this.id = TunnelId.valueOf(idGenerator.getNewId()); |
| 163 | return new DefaultTunnel(providerId, this, annotations); |
| 164 | } |
| 165 | |
| 166 | } |
| 167 | |
| 168 | } |