# < Summary

Information

Class: | Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal
Assembly: | Renci.SshNet
File(s): | \home\appveyor\projects\ssh-net\src\Renci.SshNet\Security\BouncyCastle\math\ec\abc\SimpleBigDecimal.cs

Line coverage
0%

Covered lines: | 0
Uncovered lines: | 121
Coverable lines: | 121
Total lines: | 241
Line coverage: | 0%

Branch coverage
0%

Covered branches: | 0
Total branches: | 26
Branch coverage: | 0%

Method coverage

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# Metrics

Method | Branch coverage | Cyclomatic complexity | Line coverage
--- | --- | --- | ---
GetInstance(...) | 100% | 1 | 0%
.ctor(...) | 0% | 2 | 0%
.ctor(...) | 100% | 1 | 0%
CheckScale(...) | 0% | 2 | 0%
AdjustScale(...) | 0% | 4 | 0%
Add(...) | 100% | 1 | 0%
Add(...) | 100% | 1 | 0%
Negate() | 100% | 1 | 0%
Subtract(...) | 100% | 1 | 0%
Subtract(...) | 100% | 1 | 0%
Multiply(...) | 100% | 1 | 0%
Multiply(...) | 100% | 1 | 0%
Divide(...) | 100% | 1 | 0%
Divide(...) | 100% | 1 | 0%
ShiftLeft(...) | 100% | 1 | 0%
CompareTo(...) | 100% | 1 | 0%
CompareTo(...) | 100% | 1 | 0%
Floor() | 100% | 1 | 0%
Round() | 100% | 1 | 0%
get_IntValue() | 100% | 1 | 0%
get_LongValue() | 100% | 1 | 0%
get_Scale() | 100% | 1 | 0%
ToString() | 0% | 12 | 0%
Equals(...) | 0% | 6 | 0%
GetHashCode() | 100% | 1 | 0%

# File(s)

## \home\appveyor\projects\ssh-net\src\Renci.SshNet\Security\BouncyCastle\math\ec\abc\SimpleBigDecimal.cs

| # | Line |  | Line coverage
--- | --- | --- | --- | ---
|  | `1` |  | `using System;`
|  | `2` |  | `using System.Text;`
|  | `3` |  | ``
|  | `4` |  | `namespace Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc`
|  | `5` |  | `{`
|  | `6` |  | `/**`
|  | `7` |  | `* Class representing a simple version of a big decimal. A`
|  | `8` |  | `* <code>SimpleBigDecimal</code> is basically a`
|  | `9` |  | `* {@link java.math.BigInteger BigInteger} with a few digits on the right of`
|  | `10` |  | `* the decimal point. The number of (binary) digits on the right of the decimal`
|  | `11` |  | `* point is called the <code>scale</code> of the <code>SimpleBigDecimal</code>.`
|  | `12` |  | `* Unlike in {@link java.math.BigDecimal BigDecimal}, the scale is not adjusted`
|  | `13` |  | `* automatically, but must be set manually. All <code>SimpleBigDecimal</code>s`
|  | `14` |  | `* taking part in the same arithmetic operation must have equal scale. The`
|  | `15` |  | `* result of a multiplication of two <code>SimpleBigDecimal</code>s returns a`
|  | `16` |  | `* <code>SimpleBigDecimal</code> with double scale.`
|  | `17` |  | `*/`
|  | `18` |  | `internal class SimpleBigDecimal`
|  | `19` |  | `// : Number`
|  | `20` |  | `{`
|  | `21` |  | `// private static final long serialVersionUID = 1L;`
|  | `22` |  | ``
|  | `23` |  | `private readonly BigInteger bigInt;`
|  | `24` |  | `private readonly int scale;`
|  | `25` |  | ``
|  | `26` |  | `/**`
|  | `27` |  | `* Returns a <code>SimpleBigDecimal</code> representing the same numerical`
|  | `28` |  | `* value as <code>value</code>.`
|  | `29` |  | `* @param value The value of the <code>SimpleBigDecimal</code> to be`
|  | `30` |  | `* created.`
|  | `31` |  | `* @param scale The scale of the <code>SimpleBigDecimal</code> to be`
|  | `32` |  | `* created.`
|  | `33` |  | `* @return The such created <code>SimpleBigDecimal</code>.`
|  | `34` |  | `*/`
|  | `35` |  | `public static SimpleBigDecimal GetInstance(BigInteger val, int scale)`
| 0 | `36` |  | `{`
| 0 | `37` |  | `return new SimpleBigDecimal(val.ShiftLeft(scale), scale);`
| 0 | `38` |  | `}`
|  | `39` |  | ``
|  | `40` |  | `/**`
|  | `41` |  | `* Constructor for <code>SimpleBigDecimal</code>. The value of the`
|  | `42` |  | `* constructed <code>SimpleBigDecimal</code> Equals <code>bigInt /`
|  | `43` |  | `* 2<sup>scale</sup></code>.`
|  | `44` |  | `* @param bigInt The <code>bigInt</code> value parameter.`
|  | `45` |  | `* @param scale The scale of the constructed <code>SimpleBigDecimal</code>.`
|  | `46` |  | `*/`
| 0 | `47` |  | `public SimpleBigDecimal(BigInteger bigInt, int scale)`
| 0 | `48` |  | `{`
| 0 | `49` |  | `if (scale < 0)`
| 0 | `50` |  | `throw new ArgumentException("scale may not be negative");`
|  | `51` |  | ``
| 0 | `52` |  | `this.bigInt = bigInt;`
| 0 | `53` |  | `this.scale = scale;`
| 0 | `54` |  | `}`
|  | `55` |  | ``
| 0 | `56` |  | `private SimpleBigDecimal(SimpleBigDecimal limBigDec)`
| 0 | `57` |  | `{`
| 0 | `58` |  | `bigInt = limBigDec.bigInt;`
| 0 | `59` |  | `scale = limBigDec.scale;`
| 0 | `60` |  | `}`
|  | `61` |  | ``
|  | `62` |  | `private void CheckScale(SimpleBigDecimal b)`
| 0 | `63` |  | `{`
| 0 | `64` |  | `if (scale != b.scale)`
| 0 | `65` |  | `throw new ArgumentException("Only SimpleBigDecimal of same scale allowed in arithmetic operations");`
| 0 | `66` |  | `}`
|  | `67` |  | ``
|  | `68` |  | `public SimpleBigDecimal AdjustScale(int newScale)`
| 0 | `69` |  | `{`
| 0 | `70` |  | `if (newScale < 0)`
| 0 | `71` |  | `throw new ArgumentException("scale may not be negative");`
|  | `72` |  | ``
| 0 | `73` |  | `if (newScale == scale)`
| 0 | `74` |  | `return this;`
|  | `75` |  | ``
| 0 | `76` |  | `return new SimpleBigDecimal(bigInt.ShiftLeft(newScale - scale), newScale);`
| 0 | `77` |  | `}`
|  | `78` |  | ``
|  | `79` |  | `public SimpleBigDecimal Add(SimpleBigDecimal b)`
| 0 | `80` |  | `{`
| 0 | `81` |  | `CheckScale(b);`
| 0 | `82` |  | `return new SimpleBigDecimal(bigInt.Add(b.bigInt), scale);`
| 0 | `83` |  | `}`
|  | `84` |  | ``
|  | `85` |  | `public SimpleBigDecimal Add(BigInteger b)`
| 0 | `86` |  | `{`
| 0 | `87` |  | `return new SimpleBigDecimal(bigInt.Add(b.ShiftLeft(scale)), scale);`
| 0 | `88` |  | `}`
|  | `89` |  | ``
|  | `90` |  | `public SimpleBigDecimal Negate()`
| 0 | `91` |  | `{`
| 0 | `92` |  | `return new SimpleBigDecimal(bigInt.Negate(), scale);`
| 0 | `93` |  | `}`
|  | `94` |  | ``
|  | `95` |  | `public SimpleBigDecimal Subtract(SimpleBigDecimal b)`
| 0 | `96` |  | `{`
| 0 | `97` |  | `return Add(b.Negate());`
| 0 | `98` |  | `}`
|  | `99` |  | ``
|  | `100` |  | `public SimpleBigDecimal Subtract(BigInteger b)`
| 0 | `101` |  | `{`
| 0 | `102` |  | `return new SimpleBigDecimal(bigInt.Subtract(b.ShiftLeft(scale)), scale);`
| 0 | `103` |  | `}`
|  | `104` |  | ``
|  | `105` |  | `public SimpleBigDecimal Multiply(SimpleBigDecimal b)`
| 0 | `106` |  | `{`
| 0 | `107` |  | `CheckScale(b);`
| 0 | `108` |  | `return new SimpleBigDecimal(bigInt.Multiply(b.bigInt), scale + scale);`
| 0 | `109` |  | `}`
|  | `110` |  | ``
|  | `111` |  | `public SimpleBigDecimal Multiply(BigInteger b)`
| 0 | `112` |  | `{`
| 0 | `113` |  | `return new SimpleBigDecimal(bigInt.Multiply(b), scale);`
| 0 | `114` |  | `}`
|  | `115` |  | ``
|  | `116` |  | `public SimpleBigDecimal Divide(SimpleBigDecimal b)`
| 0 | `117` |  | `{`
| 0 | `118` |  | `CheckScale(b);`
| 0 | `119` |  | `BigInteger dividend = bigInt.ShiftLeft(scale);`
| 0 | `120` |  | `return new SimpleBigDecimal(dividend.Divide(b.bigInt), scale);`
| 0 | `121` |  | `}`
|  | `122` |  | ``
|  | `123` |  | `public SimpleBigDecimal Divide(BigInteger b)`
| 0 | `124` |  | `{`
| 0 | `125` |  | `return new SimpleBigDecimal(bigInt.Divide(b), scale);`
| 0 | `126` |  | `}`
|  | `127` |  | ``
|  | `128` |  | `public SimpleBigDecimal ShiftLeft(int n)`
| 0 | `129` |  | `{`
| 0 | `130` |  | `return new SimpleBigDecimal(bigInt.ShiftLeft(n), scale);`
| 0 | `131` |  | `}`
|  | `132` |  | ``
|  | `133` |  | `public int CompareTo(SimpleBigDecimal val)`
| 0 | `134` |  | `{`
| 0 | `135` |  | `CheckScale(val);`
| 0 | `136` |  | `return bigInt.CompareTo(val.bigInt);`
| 0 | `137` |  | `}`
|  | `138` |  | ``
|  | `139` |  | `public int CompareTo(BigInteger val)`
| 0 | `140` |  | `{`
| 0 | `141` |  | `return bigInt.CompareTo(val.ShiftLeft(scale));`
| 0 | `142` |  | `}`
|  | `143` |  | ``
|  | `144` |  | `public BigInteger Floor()`
| 0 | `145` |  | `{`
| 0 | `146` |  | `return bigInt.ShiftRight(scale);`
| 0 | `147` |  | `}`
|  | `148` |  | ``
|  | `149` |  | `public BigInteger Round()`
| 0 | `150` |  | `{`
| 0 | `151` |  | `SimpleBigDecimal oneHalf = new SimpleBigDecimal(BigInteger.One, 1);`
| 0 | `152` |  | `return Add(oneHalf.AdjustScale(scale)).Floor();`
| 0 | `153` |  | `}`
|  | `154` |  | ``
|  | `155` |  | `public int IntValue`
|  | `156` |  | `{`
| 0 | `157` |  | `get { return Floor().IntValue; }`
|  | `158` |  | `}`
|  | `159` |  | ``
|  | `160` |  | `public long LongValue`
|  | `161` |  | `{`
| 0 | `162` |  | `get { return Floor().LongValue; }`
|  | `163` |  | `}`
|  | `164` |  | ``
|  | `165` |  | `// public double doubleValue()`
|  | `166` |  | `// {`
|  | `167` |  | `// return new Double(ToString()).doubleValue();`
|  | `168` |  | `// }`
|  | `169` |  | `//`
|  | `170` |  | `// public float floatValue()`
|  | `171` |  | `// {`
|  | `172` |  | `// return new Float(ToString()).floatValue();`
|  | `173` |  | `// }`
|  | `174` |  | ``
|  | `175` |  | `public int Scale`
|  | `176` |  | `{`
| 0 | `177` |  | `get { return scale; }`
|  | `178` |  | `}`
|  | `179` |  | ``
|  | `180` |  | `public override string ToString()`
| 0 | `181` |  | `{`
| 0 | `182` |  | `if (scale == 0)`
| 0 | `183` |  | `return bigInt.ToString();`
|  | `184` |  | ``
| 0 | `185` |  | `BigInteger floorBigInt = Floor();`
|  | `186` |  | ``
| 0 | `187` |  | `BigInteger fract = bigInt.Subtract(floorBigInt.ShiftLeft(scale));`
| 0 | `188` |  | `if (bigInt.SignValue < 0)`
| 0 | `189` |  | `{`
| 0 | `190` |  | `fract = BigInteger.One.ShiftLeft(scale).Subtract(fract);`
| 0 | `191` |  | `}`
|  | `192` |  | ``
| 0 | `193` |  | `if ((floorBigInt.SignValue == -1) && (!(fract.Equals(BigInteger.Zero))))`
| 0 | `194` |  | `{`
| 0 | `195` |  | `floorBigInt = floorBigInt.Add(BigInteger.One);`
| 0 | `196` |  | `}`
| 0 | `197` |  | `string leftOfPoint = floorBigInt.ToString();`
|  | `198` |  | ``
| 0 | `199` |  | `char[] fractCharArr = new char[scale];`
| 0 | `200` |  | `string fractStr = fract.ToString(2);`
| 0 | `201` |  | `int fractLen = fractStr.Length;`
| 0 | `202` |  | `int zeroes = scale - fractLen;`
| 0 | `203` |  | `for (int i = 0; i < zeroes; i++)`
| 0 | `204` |  | `{`
| 0 | `205` |  | `fractCharArr[i] = '0';`
| 0 | `206` |  | `}`
| 0 | `207` |  | `for (int j = 0; j < fractLen; j++)`
| 0 | `208` |  | `{`
| 0 | `209` |  | `fractCharArr[zeroes + j] = fractStr[j];`
| 0 | `210` |  | `}`
| 0 | `211` |  | `string rightOfPoint = new string(fractCharArr);`
|  | `212` |  | ``
| 0 | `213` |  | `StringBuilder sb = new StringBuilder(leftOfPoint);`
| 0 | `214` |  | `sb.Append(".");`
| 0 | `215` |  | `sb.Append(rightOfPoint);`
|  | `216` |  | ``
| 0 | `217` |  | `return sb.ToString();`
| 0 | `218` |  | `}`
|  | `219` |  | ``
|  | `220` |  | `public override bool Equals(`
|  | `221` |  | `object obj)`
| 0 | `222` |  | `{`
| 0 | `223` |  | `if (this == obj)`
| 0 | `224` |  | `return true;`
|  | `225` |  | ``
| 0 | `226` |  | `SimpleBigDecimal other = obj as SimpleBigDecimal;`
|  | `227` |  | ``
| 0 | `228` |  | `if (other == null)`
| 0 | `229` |  | `return false;`
|  | `230` |  | ``
| 0 | `231` |  | `return bigInt.Equals(other.bigInt)`
| 0 | `232` |  | `&& scale == other.scale;`
| 0 | `233` |  | `}`
|  | `234` |  | ``
|  | `235` |  | `public override int GetHashCode()`
| 0 | `236` |  | `{`
| 0 | `237` |  | `return bigInt.GetHashCode() ^ scale;`
| 0 | `238` |  | `}`
|  | `239` |  | ``
|  | `240` |  | `}`
|  | `241` |  | `}`

# Methods/Properties

GetInstance(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger,System.Int32)
.ctor(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger,System.Int32)
.ctor(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
CheckScale(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
AdjustScale(System.Int32)
Add(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
Add(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger)
Negate()
Subtract(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
Subtract(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger)
Multiply(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
Multiply(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger)
Divide(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
Divide(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger)
ShiftLeft(System.Int32)
CompareTo(Renci.SshNet.Security.Org.BouncyCastle.Math.EC.Abc.SimpleBigDecimal)
CompareTo(Renci.SshNet.Security.Org.BouncyCastle.Math.BigInteger)
Floor()
Round()
get_IntValue()
get_LongValue()
get_Scale()
ToString()
Equals(System.Object)
GetHashCode()