Feature

Namespace: Babel.Licensing Assembly: Babel.Licensing.dll

Represents a license feature. A feature is used typically to enable additional.

public class Feature : IObservableObject

Inheritance

object ← Feature

Implements

IObservableObject

Inherited Members

object.GetType(), object.MemberwiseClone(), object.ToString(), object.Equals(object?), object.Equals(object?, object?), object.ReferenceEquals(object?, object?), object.GetHashCode()

Constructors

Feature()

Specialized default constructor for use only by derived class.

protected Feature()

Feature(string)

Initializes a new instance of the class with a given feature name.

public Feature(string name)

Parameters

Name	Description
name string	The feature name.

Examples

C#

ECDsaSignature ecdsa = new ECDsaSignature(ECDsaKeySize.KeySize112bit);
ecdsa.CreateKeyPair();

string licenseKey = new StringLicense()
                        .ForAnyAssembly()
                        .WithFeature("Statistics", "Statistical analysis", File.ReadAllBytes("Statistics.dll"))
                        .WithFeature("Reports", "PDF Reports", File.ReadAllBytes("Reports.dll"))
                        .SignWith(ecdsa)
                        .ToReadableString();

StringLicenseManager manager = new StringLicenseManager();
StringLicense license = manager.Validate(licenseKey);

VB

Dim ecdsa As New ECDsaSignature(ECDsaKeySize.KeySize112bit)
ecdsa.CreateKeyPair()

Dim licenseKey As String = New StringLicense()
                               .ForAnyAssembly() _ 
							   .WithFeature("Statistics", "Statistical analysis", File.ReadAllBytes("Statistics.dll")) _ 
							   .WithFeature("Reports", "PDF Reports", File.ReadAllBytes("Reports.dll")) _ 
							   .SignWith(ecdsa) _ 
							   .ToReadableString()

Dim manager As New StringLicenseManager()
Dim license As StringLicense = manager.Validate(licenseKey)

Exceptions

Name	Description
ArgumentNullException	Thrown when the parameter name is null.

Feature(string, byte[])

Initializes a new instance of the class with a given feature name and data.

public Feature(string name, byte[] data)

Parameters

Name	Description
name string	The feature name.
data byte[]	An array of bytes that contains the data related to this feature.

Examples

C#

ECDsaSignature ecdsa = new ECDsaSignature(ECDsaKeySize.KeySize112bit);
ecdsa.CreateKeyPair();

string licenseKey = new StringLicense()
                        .ForAnyAssembly()
                        .WithFeature("Statistics", "Statistical analysis", File.ReadAllBytes("Statistics.dll"))
                        .WithFeature("Reports", "PDF Reports", File.ReadAllBytes("Reports.dll"))
                        .SignWith(ecdsa)
                        .ToReadableString();

StringLicenseManager manager = new StringLicenseManager();
StringLicense license = manager.Validate(licenseKey);

VB

Dim ecdsa As New ECDsaSignature(ECDsaKeySize.KeySize112bit)
ecdsa.CreateKeyPair()

Dim licenseKey As String = New StringLicense()
                               .ForAnyAssembly() _ 
							   .WithFeature("Statistics", "Statistical analysis", File.ReadAllBytes("Statistics.dll")) _ 
							   .WithFeature("Reports", "PDF Reports", File.ReadAllBytes("Reports.dll")) _ 
							   .SignWith(ecdsa) _ 
							   .ToReadableString()

Dim manager As New StringLicenseManager()
Dim license As StringLicense = manager.Validate(licenseKey)

Exceptions

Name	Description
ArgumentNullException	Thrown when one or more required arguments are null.

Feature(Feature)

Copy constructor.

public Feature(Feature other)

Parameters

Name	Description
other Feature	The Feature object to copy.

Exceptions

Name	Description
ArgumentNullException	Thrown when the parameter other to copy is null.

Properties

Data

Gets or sets the data associated with this feature.

public virtual byte[] Data { get; set; }

Property Value

byte[]

Description

Gets or sets the feature description.

public virtual string Description { get; set; }

Property Value

string

ExpireDate

Gets or sets the feature expire date.

public virtual DateTime? ExpireDate { get; set; }

Property Value

DateTime?

Id

Gets or sets the feature identifier.

public virtual string Id { get; set; }

Property Value

string

Key

Gets or sets the feature key. This is an additional field used to store encrypt key information.

public virtual byte[] Key { get; set; }

Property Value

byte[]

Listeners

Gets the listeners.

public virtual IEnumerable<IObjectListener> Listeners { get; }

Property Value

IEnumerable<IObjectListener>

Name

Gets or sets the feature name.

public virtual string Name { get; set; }

Property Value

string

Methods

Attach(IObjectListener)

Attaches the given listener.

public virtual void Attach(IObjectListener listener)

Parameters

Name	Description
listener IObjectListener	The listener.

Exceptions

Name	Description
ArgumentNullException	Thrown when one or more required arguments are null.

Detach(IObjectListener)

Detaches the given listener.

public virtual void Detach(IObjectListener listener)

Parameters

Name	Description
listener IObjectListener	The listener.

Exceptions

Name	Description
ArgumentNullException	Thrown when one or more required arguments are null.

Notify(params object[])

Notifies registered listeners.

public virtual void Notify(params object[] args)

Parameters

Name	Description
args object[]	A variable-length parameters list containing arguments.