Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 1 | package org.projectfloodlight.openflow.types; |
| 2 | |
| 3 | |
| 4 | |
| 5 | public class Masked<T extends OFValueType<T>> implements OFValueType<Masked<T>> { |
| 6 | protected T value; |
| 7 | protected T mask; |
| 8 | |
| 9 | protected Masked(T value, T mask) { |
| 10 | this.value = value.applyMask(mask); |
| 11 | this.mask = mask; |
| 12 | } |
| 13 | |
| 14 | public T getValue() { |
| 15 | return value; |
| 16 | } |
| 17 | |
| 18 | public T getMask() { |
| 19 | return mask; |
| 20 | } |
| 21 | |
| 22 | public static <T extends OFValueType<T>> Masked<T> of(T value, T mask) { |
| 23 | return new Masked<T>(value, mask); |
| 24 | } |
| 25 | |
| 26 | @Override |
| 27 | public int getLength() { |
| 28 | return this.value.getLength() + this.mask.getLength(); |
| 29 | } |
| 30 | |
| 31 | @Override |
| 32 | public boolean equals(Object obj) { |
| 33 | if (!(obj instanceof Masked<?>)) |
| 34 | return false; |
| 35 | Masked<?> mobj = (Masked<?>)obj; |
| 36 | return this.value.equals(mobj.value) && this.mask.equals(mobj.mask); |
| 37 | } |
| 38 | |
| 39 | @Override |
| 40 | public int hashCode() { |
| 41 | final int prime = 59; |
| 42 | int result = 1; |
| 43 | result = prime * result + this.value.hashCode(); |
| 44 | result = prime * result + this.mask.hashCode(); |
| 45 | return result; |
| 46 | } |
| 47 | |
| 48 | @Override |
| 49 | public String toString() { |
| 50 | // General representation: value/mask |
| 51 | StringBuilder sb = new StringBuilder(); |
| 52 | sb.append(value.toString()).append('/').append(mask.toString()); |
| 53 | return sb.toString(); |
| 54 | } |
| 55 | |
| 56 | @Override |
| 57 | public Masked<T> applyMask(Masked<T> mask) { |
| 58 | return this; |
| 59 | } |
| 60 | |
| 61 | } |