InstallerCollection Clase

Definición

public ref class InstallerCollection : System::Collections::CollectionBase

public class InstallerCollection : System.Collections.CollectionBase

type InstallerCollection = class
    inherit CollectionBase

Public Class InstallerCollection
Inherits CollectionBase

Herencia

Object

CollectionBase

InstallerCollection

Ejemplos

En el ejemplo siguiente se muestra el Add método de la InstallerCollection clase . En este ejemplo se proporciona una implementación similar a la de Installutil.exe (Herramienta instalador). Instala ensamblados con las opciones anteriores a ese ensamblado determinado. Si no se especifica una opción para un ensamblado, se toman las opciones del ensamblado anterior si hay un ensamblado anterior en la lista. Si se especifica la opción "/u" o "/uninstall", se desinstalan los ensamblados. Si se proporciona la opción "/?" o "/help", la información de ayuda se muestra en la consola.

#using <System.dll>
#using <System.Configuration.Install.dll>

using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Configuration::Install;
using namespace System::IO;

void PrintHelpMessage()
{
   Console::WriteLine( "Usage : InstallerCollection_Add [/u | /uninstall] [option [...]] assembly " +
      "[[option [...]] assembly] [...]]" );
   Console::WriteLine( "InstallerCollection_Add executes the installers in each of" +
      "the given assembly. If /u or /uninstall option" + 
      "option is given it uninstalls the assemblies." );
}

int main()
{
   array<String^>^ args = Environment::GetCommandLineArgs();
   ArrayList^ options = gcnew ArrayList;
   String^ myOption;
   bool toUnInstall = false;
   bool toPrintHelp = false;
   TransactedInstaller^ myTransactedInstaller = gcnew TransactedInstaller;
   AssemblyInstaller^ myAssemblyInstaller;
   InstallContext^ myInstallContext;

   try
   {
      for ( int i = 0; i < args->Length; i++ )
      {
         // Process the arguments.
         if ( args[ i ]->StartsWith( "/" ) || args[ i ]->StartsWith( "-" ) )
         {
            myOption = args[ i ]->Substring( 1 );
            // Determine whether the option is to 'uninstall' a assembly.
            if ( String::Compare( myOption, "u", true ) == 0 ||
               String::Compare( myOption, "uninstall", true ) == 0 )
            {
               toUnInstall = true;
               continue;
            }
            // Determine whether the option is for printing help information.
            if ( String::Compare( myOption, "?", true ) == 0 ||
               String::Compare( myOption, "help", true ) == 0 )
            {
               toPrintHelp = true;
               continue;
            }
            // Add the option encountered to the list of all options
            // encountered for the current assembly.
            options->Add( myOption );
         }
         else
         {
            // Determine whether the assembly file exists.
            if (  !File::Exists( args[ i ] ) )
            {
               // If assembly file doesn't exist then print error.
               Console::WriteLine( " Error : {0} - Assembly file doesn't exist.", args[ i ] );
               return 0;
            }
            // Create an instance of 'AssemblyInstaller' that installs the given assembly.
            myAssemblyInstaller = gcnew AssemblyInstaller( args[ i ],
              (array<String^>^)(options->ToArray( String::typeid )) );
            // Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
            myTransactedInstaller->Installers->Add( myAssemblyInstaller );
         }
      }
      // then print help message.
      if ( toPrintHelp || myTransactedInstaller->Installers->Count == 0 )
      {
         PrintHelpMessage();
         return 0;
      }

      // Create an instance of 'InstallContext' with the options specified.
      myInstallContext =
         gcnew InstallContext( "Install.log",
              (array<String^>^)(options->ToArray( String::typeid )) );
      myTransactedInstaller->Context = myInstallContext;

      // Install or Uninstall an assembly depending on the option provided.
      if (  !toUnInstall )
         myTransactedInstaller->Install( gcnew Hashtable );
      else
         myTransactedInstaller->Uninstall( nullptr );
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( " Exception raised : {0}", e->Message );
   }
}

using System;
using System.ComponentModel;
using System.Collections;
using System.Configuration.Install;
using System.IO;

public class InstallerCollection_Add
{
   public static void Main(String[] args)
   {
      ArrayList options = new ArrayList();
      String myOption;
      bool toUnInstall = false;
      bool toPrintHelp = false;
      TransactedInstaller myTransactedInstaller = new TransactedInstaller();
      AssemblyInstaller myAssemblyInstaller;
      InstallContext myInstallContext;

      try
      {
         for(int i = 0; i < args.Length; i++)
         {
            // Process the arguments.
            if(args[i].StartsWith("/") || args[i].StartsWith("-"))
            {
               myOption = args[i].Substring(1);
               // Determine whether the option is to 'uninstall' a assembly.
               if(String.Compare(myOption, "u", true) == 0 ||
                  String.Compare(myOption, "uninstall", true) == 0)
               {
                  toUnInstall = true;
                  continue;
               }
               // Determine whether the option is for printing help information.
               if(String.Compare(myOption, "?", true) == 0 ||
                  String.Compare(myOption, "help", true) == 0)
               {
                  toPrintHelp = true;
                  continue;
               }
               // Add the option encountered to the list of all options
               // encountered for the current assembly.
               options.Add(myOption);
            }
            else
            {
               // Determine whether the assembly file exists.
               if(!File.Exists(args[i]))
               {
                  // If assembly file doesn't exist then print error.
                  Console.WriteLine(" Error : {0} - Assembly file doesn't exist.", args[i]);
                  return;
               }
               // Create an instance of 'AssemblyInstaller' that installs the given assembly.
               myAssemblyInstaller = new AssemblyInstaller(args[i],
                  (string[]) options.ToArray(typeof(string)));
               // Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
               myTransactedInstaller.Installers.Add(myAssemblyInstaller);
            }
         }
         // If user requested help or didn't provide any assemblies to install
         // then print help message.
         if(toPrintHelp || myTransactedInstaller.Installers.Count == 0)
         {
            PrintHelpMessage();
            return;
         }

         // Create an instance of 'InstallContext' with the options specified.
         myInstallContext =
            new InstallContext("Install.log",
            (string[]) options.ToArray(typeof(string)));
         myTransactedInstaller.Context = myInstallContext;

         // Install or Uninstall an assembly depending on the option provided.
         if(!toUnInstall)
            myTransactedInstaller.Install(new Hashtable());
         else
            myTransactedInstaller.Uninstall(null);
      }
      catch(Exception e)
      {
         Console.WriteLine(" Exception raised : {0}", e.Message);
      }
   }

   public static void PrintHelpMessage()
   {
      Console.WriteLine("Usage : InstallerCollection_Add [/u | /uninstall] [option [...]] assembly" +
         "[[option [...]] assembly] [...]]");
      Console.WriteLine("InstallerCollection_Add executes the installers in each of" +
         " the given assembly. If /u or /uninstall option" +
         " is given it uninstalls the assemblies.");
   }
}

Imports System.ComponentModel
Imports System.Collections
Imports System.Configuration.Install
Imports System.IO

Public Class InstallerCollection_Add
   
   'Entry point which delegates to C-style main Private Function
   Public Overloads Shared Sub Main()
      Main(System.Environment.GetCommandLineArgs())
   End Sub
   
   Overloads Public Shared Sub Main(args() As String)
      Dim options As New ArrayList()
      Dim myOption As String
      Dim toUnInstall As Boolean = False
      Dim toPrintHelp As Boolean = False
      Dim myTransactedInstaller As New TransactedInstaller()
      Dim myAssemblyInstaller As AssemblyInstaller
      Dim myInstallContext As InstallContext
      
      Try
         Dim i As Integer
         For i = 1 To args.Length - 1
            ' Process the arguments.
            If args(i).StartsWith("/") Or args(i).StartsWith("-") Then
               myOption = args(i).Substring(1)
               ' Determine whether the option is to 'uninstall' a assembly.
               If String.Compare(myOption, "u", True) = 0 Or String.Compare(myOption, "uninstall", _
                                                                              True) = 0 Then
                  toUnInstall = True
                  GoTo ContinueFor1
               End If
               ' Determine whether the option is for printing help information.
               If String.Compare(myOption, "?", True) = 0 Or String.Compare(myOption, "help", _
                                                                                 True) = 0 Then
                  toPrintHelp = True
                  GoTo ContinueFor1
               End If
               ' Add the option encountered to the list of all options
               ' encountered for the current assembly.
               options.Add(myOption)
            Else
               ' Determine whether the assembly file exists.
               If Not File.Exists(args(i)) Then
                  ' If assembly file doesn't exist then print error.
                  Console.WriteLine(" Error : {0} - Assembly file doesn't exist.", args(i))
                  Return
               End If
               ' Create an instance of 'AssemblyInstaller' that installs the given assembly.
               myAssemblyInstaller = New AssemblyInstaller(args(i), CType(options.ToArray _
                                                               (GetType(String)), String()))
               ' Add the instance of 'AssemblyInstaller' to the 'TransactedInstaller'.
               myTransactedInstaller.Installers.Add(myAssemblyInstaller)
            End If
         ContinueFor1: 
         Next i
         ' If user requested help or didn't provide any assemblies to install
         ' then print help message.
         If toPrintHelp Or myTransactedInstaller.Installers.Count = 0 Then
            PrintHelpMessage()
            Return
         End If
         
         ' Create an instance of 'InstallContext' with the options specified.
         myInstallContext = New InstallContext("Install.log", CType(options.ToArray _
                                                               (GetType(String)), String()))
         myTransactedInstaller.Context = myInstallContext
         
         ' Install or Uninstall an assembly depending on the option provided.
         If Not toUnInstall Then
            myTransactedInstaller.Install(New Hashtable())
         Else
            myTransactedInstaller.Uninstall(Nothing)
         End If
      Catch e As Exception
         Console.WriteLine(" Exception raised : {0}", e.Message)
      End Try
   End Sub

   Public Shared Sub PrintHelpMessage()
      Console.WriteLine("Usage : InstallerCollection_Add [/u | /uninstall] [option [...]]assembly"+ _
                                                               "[[option [...]] assembly] [...]]")
      Console.WriteLine("InstallerCollection_Add executes the installers in each of" + _
      " the given assembly. If /u or /uninstall option is given it uninstalls the assemblies.")
   End Sub
End Class

Comentarios

InstallerCollection proporciona los métodos y propiedades que la aplicación necesita para administrar una colección de Installer objetos.

Use cualquiera de las tres maneras siguientes de agregar instaladores a la colección:

• El Add método agrega un único instalador a la colección.

• Los AddRange métodos agregan varios instaladores a la colección.

• El Insert método y la Item[] propiedad , que es el InstallerCollection indexador, cada uno agrega un único instalador a la colección en el índice especificado.

Quite los instaladores a través del Remove método . Compruebe si un instalador está en la colección mediante el Contains método . Busque dónde se encuentra un instalador en la colección mediante el IndexOf método .

Los instaladores de una colección se ejecutan cuando el instalador que contiene la colección, tal y como especifica la Installer.Parent propiedad , llama a sus Installmétodos , CommitRollback, o Uninstall .

Para obtener ejemplos del uso de una colección de instaladores, consulte las AssemblyInstaller clases y TransactedInstaller .

Propiedades

Métodos

Implementaciones de interfaz explícitas

Métodos de extensión

Se aplica a

Consulte también

• Installer
• Install(IDictionary)
• Commit(IDictionary)
• Rollback(IDictionary)
• Uninstall(IDictionary)
• AssemblyInstaller
• TransactedInstaller