Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 1 | package org.projectfloodlight.openflow.types; |
| 2 | |
| 3 | import org.jboss.netty.buffer.ChannelBuffer; |
| 4 | |
Andreas Wundsam | 22ba3af | 2013-10-04 16:00:30 -0700 | [diff] [blame] | 5 | import com.google.common.hash.PrimitiveSink; |
| 6 | |
Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 7 | public class OFMetadata implements OFValueType<OFMetadata> { |
| 8 | |
| 9 | static int LENGTH = 8; |
| 10 | |
| 11 | private final U64 u64; |
| 12 | |
Andreas Wundsam | b75c4ad | 2013-09-23 14:45:35 -0700 | [diff] [blame] | 13 | public static final OFMetadata NONE = OFMetadata.of(U64.ZERO); |
| 14 | |
Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 15 | public static final OFMetadata NO_MASK = OFMetadata.of(U64.ofRaw(0xFFFFFFFFFFFFFFFFl)); |
| 16 | public static final OFMetadata FULL_MASK = OFMetadata.of(U64.ofRaw(0x0)); |
| 17 | |
| 18 | public OFMetadata(U64 ofRaw) { |
| 19 | u64 = ofRaw; |
| 20 | } |
| 21 | |
| 22 | public static OFMetadata of(U64 u64) { |
| 23 | return new OFMetadata(u64); |
| 24 | } |
| 25 | |
| 26 | public static OFMetadata ofRaw(long raw) { |
| 27 | return new OFMetadata(U64.ofRaw(raw)); |
| 28 | } |
| 29 | |
Rob Vaterlaus | 934b4ad | 2013-11-12 10:08:59 -0800 | [diff] [blame] | 30 | public U64 getValue() { |
| 31 | return u64; |
| 32 | } |
| 33 | |
Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 34 | public static OFMetadata read8Bytes(ChannelBuffer cb) { |
| 35 | return OFMetadata.ofRaw(cb.readLong()); |
| 36 | } |
| 37 | |
| 38 | public void write8Bytes(ChannelBuffer cb) { |
| 39 | u64.writeTo(cb); |
| 40 | } |
| 41 | |
| 42 | @Override |
| 43 | public int getLength() { |
| 44 | return u64.getLength(); |
| 45 | } |
| 46 | |
| 47 | @Override |
| 48 | public OFMetadata applyMask(OFMetadata mask) { |
| 49 | return OFMetadata.of(this.u64.applyMask(mask.u64)); |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public boolean equals(Object arg0) { |
| 54 | if (!(arg0 instanceof OFMetadata)) |
| 55 | return false; |
| 56 | OFMetadata other = (OFMetadata)arg0; |
| 57 | |
| 58 | return this.u64.equals(other.u64); |
| 59 | } |
| 60 | |
| 61 | @Override |
| 62 | public int hashCode() { |
| 63 | int prime = 53; |
| 64 | return this.u64.hashCode() * prime; |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | public String toString() { |
| 69 | return "Metadata: " + u64.toString(); |
| 70 | } |
| 71 | |
Andreas Wundsam | 85c961f | 2013-09-29 21:22:12 -0700 | [diff] [blame] | 72 | @Override |
| 73 | public int compareTo(OFMetadata o) { |
| 74 | return u64.compareTo(o.u64); |
| 75 | } |
Andreas Wundsam | 22ba3af | 2013-10-04 16:00:30 -0700 | [diff] [blame] | 76 | |
| 77 | @Override |
| 78 | public void putTo(PrimitiveSink sink) { |
| 79 | u64.putTo(sink); |
| 80 | } |
Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 81 | } |