[457] | 1 | using System;
|
---|
| 2 | using System.Collections.Generic;
|
---|
| 3 |
|
---|
| 4 | namespace Lextm.SharpSnmpLib.Mib
|
---|
| 5 | {
|
---|
| 6 | public class ValueMap : Dictionary<Int64, string>
|
---|
| 7 | {
|
---|
| 8 | public ValueMap()
|
---|
| 9 | {
|
---|
| 10 | }
|
---|
| 11 |
|
---|
| 12 | /// <summary>
|
---|
| 13 | /// Returns the values of the map as continous range. At best as one range.
|
---|
| 14 | /// </summary>
|
---|
| 15 | /// <returns></returns>
|
---|
| 16 | public ValueRanges GetContinousRanges()
|
---|
| 17 | {
|
---|
| 18 | ValueRanges result = new ValueRanges();
|
---|
| 19 |
|
---|
| 20 | if (this.Count > 0)
|
---|
| 21 | {
|
---|
| 22 | List<Int64> values = new List<long>(this.Keys);
|
---|
| 23 | values.Sort();
|
---|
| 24 |
|
---|
| 25 | Int64 last = values[0];
|
---|
| 26 | Int64 offset = values[0];
|
---|
| 27 | for (int i=1; i<values.Count; i++)
|
---|
| 28 | {
|
---|
| 29 | if (values[i] != last + 1)
|
---|
| 30 | {
|
---|
| 31 | if (last == offset)
|
---|
| 32 | {
|
---|
| 33 | result.Add(new ValueRange(offset, null));
|
---|
| 34 | }
|
---|
| 35 | else
|
---|
| 36 | {
|
---|
| 37 | result.Add(new ValueRange(offset, last));
|
---|
| 38 | }
|
---|
| 39 |
|
---|
| 40 | offset = values[i];
|
---|
| 41 | }
|
---|
| 42 |
|
---|
| 43 | last = values[i];
|
---|
| 44 | }
|
---|
| 45 |
|
---|
| 46 | if (last == offset)
|
---|
| 47 | {
|
---|
| 48 | result.Add(new ValueRange(offset, null));
|
---|
| 49 | }
|
---|
| 50 | else
|
---|
| 51 | {
|
---|
| 52 | result.Add(new ValueRange(offset, last));
|
---|
| 53 | }
|
---|
| 54 | }
|
---|
| 55 |
|
---|
| 56 | return result;
|
---|
| 57 | }
|
---|
| 58 |
|
---|
| 59 | /// <summary>
|
---|
| 60 | /// Gets the highest value contained in this value map.
|
---|
| 61 | /// </summary>
|
---|
| 62 | /// <returns></returns>
|
---|
| 63 | public Int64 GetHighestValue()
|
---|
| 64 | {
|
---|
| 65 | Int64 result = 0;
|
---|
| 66 |
|
---|
| 67 | foreach (Int64 value in this.Keys)
|
---|
| 68 | {
|
---|
| 69 | if (value > result)
|
---|
| 70 | {
|
---|
| 71 | result = value;
|
---|
| 72 | }
|
---|
| 73 | }
|
---|
| 74 |
|
---|
| 75 | return result;
|
---|
| 76 | }
|
---|
| 77 |
|
---|
| 78 | /// <summary>
|
---|
| 79 | /// Interprets the single values as bit positions and creates a mask of it.
|
---|
| 80 | /// </summary>
|
---|
| 81 | /// <returns></returns>
|
---|
| 82 | public UInt32 GetBitMask()
|
---|
| 83 | {
|
---|
| 84 | UInt32 result = 0;
|
---|
| 85 |
|
---|
| 86 | foreach (Int64 key in this.Keys)
|
---|
| 87 | {
|
---|
| 88 | if (key < 0)
|
---|
| 89 | {
|
---|
| 90 | throw new NotSupportedException("Negative numbers are not allowed for Bits!");
|
---|
| 91 | }
|
---|
| 92 | if (key > 31)
|
---|
| 93 | {
|
---|
| 94 | throw new NotSupportedException("Bits with more than 32 bits are not supported!");
|
---|
| 95 | }
|
---|
| 96 |
|
---|
| 97 | result |= (UInt32)(1 << (int)key);
|
---|
| 98 | }
|
---|
| 99 |
|
---|
| 100 | return result;
|
---|
| 101 | }
|
---|
| 102 | }
|
---|
| 103 | }
|
---|