Assembly.GetReferencedAssemblies Assembly.GetReferencedAssemblies Assembly.GetReferencedAssemblies Assembly.GetReferencedAssemblies Method

Definition

Gets the AssemblyName objects for all the assemblies referenced by this assembly.

public:
 virtual cli::array <System::Reflection::AssemblyName ^> ^ GetReferencedAssemblies();
public virtual System.Reflection.AssemblyName[] GetReferencedAssemblies ();
abstract member GetReferencedAssemblies : unit -> System.Reflection.AssemblyName[]
override this.GetReferencedAssemblies : unit -> System.Reflection.AssemblyName[]
Public Overridable Function GetReferencedAssemblies () As AssemblyName()

Returns

An array that contains the fully parsed display names of all the assemblies referenced by this assembly.

Implements

Examples

The following code example demonstrates calling the GetReferencedAssemblies method. This code example is part of a larger example provided for the Assembly class.

using namespace System;
using namespace System::Reflection;

static void Display(Int32 indent, String^ format, ... array<Object^>^param) 
{
    Console::Write("{0}", gcnew String (' ', indent));
    Console::WriteLine(format, param);
}
	
// Displays the custom attributes applied to the specified member.
static void DisplayAttributes(Int32 indent, MemberInfo^ mi)
{
    // Get the set of custom attributes; if none exist, just return.
    array<Object^>^attrs = mi->GetCustomAttributes(false);
		
    if (attrs->Length==0)
    {
        return;          
    }
		
    // Display the custom attributes applied to this member.
    Display(indent+1, "Attributes:");
    for each ( Object^ o in attrs )
    {
        Display(indent*2, "{0}", o);
    }				
}

void main()
{
    try
    {
        // This variable holds the amount of indenting that 
        // should be used when displaying each line of information.
        Int32 indent = 0; 
        // Display information about the EXE assembly.
        Assembly^ a = System::Reflection::Assembly::GetExecutingAssembly();
		
        Display(indent, "Assembly identity={0}", gcnew array<Object^> {a->FullName});
        Display(indent+1, "Codebase={0}", gcnew array<Object^> {a->CodeBase});

        // Display the set of assemblies our assemblies reference.
  
        Display(indent, "Referenced assemblies:"); 

        for each ( AssemblyName^ an in a->GetReferencedAssemblies() )
        {
            Display(indent + 1, "Name={0}, Version={1}, Culture={2}, PublicKey token={3}", gcnew array<Object^> {an->Name, an->Version, an->CultureInfo, (BitConverter::ToString(an->GetPublicKeyToken()))});
        }
        Display(indent, "");  
        // Display information about each assembly loading into this AppDomain. 
        for each ( Assembly^ b in AppDomain::CurrentDomain->GetAssemblies()) 
        {
            Display(indent, "Assembly: {0}", gcnew array<Object^> {b});
            // Display information about each module of this assembly.
 
            for each ( Module^ m in b->GetModules(true) ) 
            {
                Display(indent+1, "Module: {0}", gcnew array<Object^> {m->Name});
            }
            // Display information about each type exported from this assembly.
           
            indent += 1; 
            for each ( Type^ t in b->GetExportedTypes() ) 
            {
                Display(0, "");  
                Display(indent, "Type: {0}", gcnew array<Object^> {t}); 

                // For each type, show its members & their custom attributes.
           
                indent += 1; 
                for each (MemberInfo^ mi in t->GetMembers() )
                {
                    Display(indent, "Member: {0}", gcnew array<Object^> {mi->Name}); 
                    DisplayAttributes(indent, mi);

                    // If the member is a method, display information about its parameters.         
                    if (mi->MemberType==MemberTypes::Method) 
                    {
					
                        for each ( ParameterInfo^ pi in (((MethodInfo^) mi)->GetParameters()))
                        {
                            Display(indent+1, "Parameter: Type={0}, Name={1}", gcnew array<Object^> {pi->ParameterType, pi->Name}); 
                        }
                    }

                    // If the member is a property, display information about the property's accessor methods.
                    if (mi->MemberType==MemberTypes::Property) 
                    {
                        for each ( MethodInfo^ am in (((PropertyInfo^) mi)->GetAccessors()) )
                        {
                            Display(indent+1, "Accessor method: {0}", gcnew array<Object^> {am});
                        }
                    }
                }
                // Display a formatted string indented by the specified amount.               
                indent -= 1;
            }
            indent -= 1;
        }
    }
    catch (Exception^ e)
    {
        Console::WriteLine(e->Message);
    }
}

// The output shown below is abbreviated.
//
//Assembly identity=Reflection, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
//  Codebase=file:///C:/Reflection.exe
//Referenced assemblies:
//  Name=mscorlib, Version=1.0.5000.0, Culture=, PublicKey token=B7-7A-5C-56-19-34-E0-89
//  Name=Microsoft.VisualBasic, Version=7.0.5000.0, Culture=, PublicKey token=B0-3F-5F-7F-11-D5-0A-3A
//
//Assembly: mscorlib, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
//  Module: mscorlib.dll
//  Module: prc.nlp
//  Module: prcp.nlp
//  Module: ksc.nlp
//  Module: ctype.nlp
//  Module: xjis.nlp
//  Module: bopomofo.nlp
//  Module: culture.nlp
//  Module: region.nlp
//  Module: sortkey.nlp
//  Module: charinfo.nlp
//  Module: big5.nlp
//  Module: sorttbls.nlp
//  Module: l_intl.nlp
//  Module: l_except.nlp
//
//  Type: System.Object
//    Member: GetHashCode
//    Member: Equals
//      Parameter: Type=System.Object, Name=obj
//    Member: ToString
//    Member: Equals
//      Parameter: Type=System.Object, Name=objA
//      Parameter: Type=System.Object, Name=objB
//    Member: ReferenceEquals
//      Parameter: Type=System.Object, Name=objA
//      Parameter: Type=System.Object, Name=objB
//    Member: GetType
//    Member: .ctor
//
//  Type: System.ICloneable
//    Member: Clone
//
//  Type: System.Collections.IEnumerable
//    Member: GetEnumerator
//      Attributes:
//        System.Runtime.InteropServices.DispIdAttribute
//
//  Type: System.Collections.ICollection
//    Member: get_IsSynchronized
//    Member: get_SyncRoot
//    Member: get_Count
//    Member: CopyTo
//      Parameter: Type=System.Array, Name=array
//      Parameter: Type=System.Int32, Name=index
//    Member: Count
//      Accessor method: Int32 get_Count()
//    Member: SyncRoot
//      Accessor method: System.Object get_SyncRoot()
//    Member: IsSynchronized
//      Accessor method: Boolean get_IsSynchronized()
//
using System;
using System.Reflection;

class Module1
{
    public static void Main()
    {
        // This variable holds the amount of indenting that 
        // should be used when displaying each line of information.
        Int32 indent = 0;
        // Display information about the EXE assembly.
        Assembly a = typeof(Module1).Assembly;
        Display(indent, "Assembly identity={0}", a.FullName);
        Display(indent+1, "Codebase={0}", a.CodeBase);

        // Display the set of assemblies our assemblies reference.
      
        Display(indent, "Referenced assemblies:");
        foreach (AssemblyName an in a.GetReferencedAssemblies() )
        {
             Display(indent + 1, "Name={0}, Version={1}, Culture={2}, PublicKey token={3}", an.Name, an.Version, an.CultureInfo.Name, (BitConverter.ToString (an.GetPublicKeyToken())));
        }
        Display(indent, "");
        
        // Display information about each assembly loading into this AppDomain.
        foreach (Assembly b in AppDomain.CurrentDomain.GetAssemblies())
        {
            Display(indent, "Assembly: {0}", b);

            // Display information about each module of this assembly.
            foreach ( Module m in b.GetModules(true) )
            {
                Display(indent+1, "Module: {0}", m.Name);
            }

            // Display information about each type exported from this assembly.
           
            indent += 1;
            foreach ( Type t in b.GetExportedTypes() )
            {
                Display(0, "");
                Display(indent, "Type: {0}", t);

                // For each type, show its members & their custom attributes.
           
                indent += 1;
                foreach (MemberInfo mi in t.GetMembers() )
                {
                    Display(indent, "Member: {0}", mi.Name);
                    DisplayAttributes(indent, mi);

                    // If the member is a method, display information about its parameters.
                    
                    if (mi.MemberType==MemberTypes.Method)
                    {
                        foreach ( ParameterInfo pi in ((MethodInfo) mi).GetParameters() )
                        {
                            Display(indent+1, "Parameter: Type={0}, Name={1}", pi.ParameterType, pi.Name);
                        }
                    }

                    // If the member is a property, display information about the property's accessor methods.
                    if (mi.MemberType==MemberTypes.Property)
                    {
                        foreach ( MethodInfo am in ((PropertyInfo) mi).GetAccessors() )
                        {
                            Display(indent+1, "Accessor method: {0}", am);
                        }
                    }
                }
                indent -= 1;
            }
            indent -= 1;
        }
    }

    // Displays the custom attributes applied to the specified member.
    public static void DisplayAttributes(Int32 indent, MemberInfo mi)
    {
        // Get the set of custom attributes; if none exist, just return.
        object[] attrs = mi.GetCustomAttributes(false);
        if (attrs.Length==0) {return;}

        // Display the custom attributes applied to this member.
        Display(indent+1, "Attributes:");
        foreach ( object o in attrs )
        {
            Display(indent+2, "{0}", o.ToString());
        }
    }

    // Display a formatted string indented by the specified amount.
    public static void Display(Int32 indent, string format, params object[] param) 

    {
        Console.Write(new string(' ', indent*2));
        Console.WriteLine(format, param);
    }
}

//The output shown below is abbreviated.
//
//Assembly identity=ReflectionCS, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
//  Codebase=file:///C:/Documents and Settings/test/My Documents/Visual Studio 2005/Projects/Reflection/Reflection/obj/Debug/Reflection.exe
//Referenced assemblies:
//  Name=mscorlib, Version=2.0.0.0, Culture=, PublicKey token=B7-7A-5C-56-19-34-E0-89
//
//Assembly: mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//  Module: mscorlib.dll
//
//  Type: System.Object
//    Member: GetType
//    Member: ToString
//    Member: Equals
//      Parameter: Type=System.Object, Name=obj
//    Member: Equals
//      Parameter: Type=System.Object, Name=objA
//      Parameter: Type=System.Object, Name=objB
//    Member: ReferenceEquals
//      Attributes:
//        System.Runtime.ConstrainedExecution.ReliabilityContractAttribute
//      Parameter: Type=System.Object, Name=objA
//      Parameter: Type=System.Object, Name=objB
//    Member: GetHashCode
//    Member: .ctor
//      Attributes:
//        System.Runtime.ConstrainedExecution.ReliabilityContractAttribute
//
//  Type: System.ICloneable
//    Member: Clone
//
//  Type: System.Collections.IEnumerable
//    Member: GetEnumerator
//      Attributes:
//        System.Runtime.InteropServices.DispIdAttribute
//
//  Type: System.Collections.ICollection
//    Member: CopyTo
//      Parameter: Type=System.Array, Name=array
//      Parameter: Type=System.Int32, Name=index
//    Member: get_Count
//    Member: get_SyncRoot
//    Member: get_IsSynchronized
//    Member: Count
//      Accessor method: Int32 get_Count()
//    Member: SyncRoot
//      Accessor method: System.Object get_SyncRoot()
//    Member: IsSynchronized
//      Accessor method: Boolean get_IsSynchronized()
//
//  Type: System.Collections.IList
//    Member: get_Item
//      Parameter: Type=System.Int32, Name=index
//    Member: set_Item
//      Parameter: Type=System.Int32, Name=index
//      Parameter: Type=System.Object, Name=value
//    Member: Add
//      Parameter: Type=System.Object, Name=value
//    Member: Contains
//      Parameter: Type=System.Object, Name=value
//    Member: Clear
//    Member: get_IsReadOnly
//    Member: get_IsFixedSize
//    Member: IndexOf
//      Parameter: Type=System.Object, Name=value
//    Member: Insert
//      Parameter: Type=System.Int32, Name=index
//      Parameter: Type=System.Object, Name=value
//    Member: Remove
//      Parameter: Type=System.Object, Name=value
//    Member: RemoveAt
//      Parameter: Type=System.Int32, Name=index
//    Member: Item
//      Accessor method: System.Object get_Item(Int32)
//      Accessor method: Void set_Item(Int32, System.Object)
//    Member: IsReadOnly
//      Accessor method: Boolean get_IsReadOnly()
//    Member: IsFixedSize
//      Accessor method: Boolean get_IsFixedSize()
//
//  Type: System.Array
//    Member: IndexOf
//      Parameter: Type=T[], Name=array
//      Parameter: Type=T, Name=value
//    Member: AsReadOnly
//      Parameter: Type=T[], Name=array
//    Member: Resize
//      Attributes:
//        System.Runtime.ConstrainedExecution.ReliabilityContractAttribute
//      Parameter: Type=T[]&, Name=array
//      Parameter: Type=System.Int32, Name=newSize
//    Member: BinarySearch
//      Attributes:
//        System.Runtime.ConstrainedExecution.ReliabilityContractAttribute
//      Parameter: Type=T[], Name=array
//      Parameter: Type=T, Name=value
//    Member: BinarySearch
//      Attributes:
//        System.Runtime.ConstrainedExecution.ReliabilityContractAttribute
//      Parameter: Type=T[], Name=array
//      Parameter: Type=T, Name=value
//      Parameter: Type=System.Collections.Generic.IComparer`1[T], Name=comparer
Imports System.Reflection

Module Module1
    Sub Main()
        ' This variable holds the amount of indenting that 
        ' should be used when displaying each line of information.
        Dim indent As Int32 = 0
        ' Display information about the EXE assembly.
        Dim a As Assembly = GetType(Module1).Assembly
        Display(indent, "Assembly identity={0}", a.FullName)
        Display(indent + 1, "Codebase={0}", a.CodeBase)

        ' Display the set of assemblies our assemblies reference.
        Dim an As AssemblyName
        Display(indent, "Referenced assemblies:")
        For Each an In a.GetReferencedAssemblies()
            Display(indent + 1, "Name={0}, Version={1}, Culture={2}, PublicKey token={3}", _
                an.Name, an.Version, an.CultureInfo.Name, BitConverter.ToString(an.GetPublicKeyToken))
        Next
        Display(indent, "")

        ' Display information about each assembly loading into this AppDomain.
        For Each a In AppDomain.CurrentDomain.GetAssemblies()
            Display(indent, "Assembly: {0}", a)

            ' Display information about each module of this assembly.
            Dim m As [Module]
            For Each m In a.GetModules(True)
                Display(indent + 1, "Module: {0}", m.Name)
            Next

            ' Display information about each type exported from this assembly.
            Dim t As Type
            indent += 1
            For Each t In a.GetExportedTypes()
                Display(0, "")
                Display(indent, "Type: {0}", t)

                ' For each type, show its members & their custom attributes.
                Dim mi As MemberInfo
                indent += 1
                For Each mi In t.GetMembers()
                    Display(indent, "Member: {0}", mi.Name)
                    DisplayAttributes(indent, mi)

                    ' If the member is a method, display information about its parameters.
                    Dim pi As ParameterInfo
                    If mi.MemberType = MemberTypes.Method Then
                        For Each pi In CType(mi, MethodInfo).GetParameters()
                            Display(indent + 1, "Parameter: Type={0}, Name={1}", pi.ParameterType, pi.Name)
                        Next
                    End If

                    ' If the member is a property, display information about the property's accessor methods.
                    If mi.MemberType = MemberTypes.Property Then
                        Dim am As MethodInfo
                        For Each am In CType(mi, PropertyInfo).GetAccessors()
                            Display(indent + 1, "Accessor method: {0}", am)
                        Next
                    End If
                Next
                indent -= 1
            Next
            indent -= 1
        Next
    End Sub

    ' Displays the custom attributes applied to the specified member.
    Sub DisplayAttributes(ByVal indent As Int32, ByVal mi As MemberInfo)
        ' Get the set of custom attributes; if none exist, just return.
        Dim attrs() As Object = mi.GetCustomAttributes(False)
        If attrs.Length = 0 Then Return

        ' Display the custom attributes applied to this member.
        Display(indent + 1, "Attributes:")
        Dim o As Object
        For Each o In attrs
            Display(indent + 2, "{0}", o.ToString())
        Next
    End Sub

    ' Display a formatted string indented by the specified amount.
    Sub Display(ByVal indent As Int32, ByVal format As String, ByVal ParamArray params() As Object)
        Console.Write(New String(" "c, indent * 2))
        Console.WriteLine(format, params)
    End Sub
End Module

'The output shown below is abbreviated.
'
'Assembly identity=Reflection, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
'  Codebase=file:///C:/Reflection.exe
'Referenced assemblies:
'  Name=mscorlib, Version=1.0.5000.0, Culture=, PublicKey token=B7-7A-5C-56-19-34-E0-89
'  Name=Microsoft.VisualBasic, Version=7.0.5000.0, Culture=, PublicKey token=B0-3F-5F-7F-11-D5-0A-3A
'
'Assembly: mscorlib, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
'  Module: mscorlib.dll
'  Module: prc.nlp
'  Module: prcp.nlp
'  Module: ksc.nlp
'  Module: ctype.nlp
'  Module: xjis.nlp
'  Module: bopomofo.nlp
'  Module: culture.nlp
'  Module: region.nlp
'  Module: sortkey.nlp
'  Module: charinfo.nlp
'  Module: big5.nlp
'  Module: sorttbls.nlp
'  Module: l_intl.nlp
'  Module: l_except.nlp
'
'  Type: System.Object
'    Member: GetHashCode
'    Member: Equals
'      Parameter: Type=System.Object, Name=obj
'    Member: ToString
'    Member: Equals
'      Parameter: Type=System.Object, Name=objA
'      Parameter: Type=System.Object, Name=objB
'    Member: ReferenceEquals
'      Parameter: Type=System.Object, Name=objA
'      Parameter: Type=System.Object, Name=objB
'    Member: GetType
'    Member: .ctor
'
'  Type: System.ICloneable
'    Member: Clone
'
'  Type: System.Collections.IEnumerable
'    Member: GetEnumerator
'      Attributes:
'        System.Runtime.InteropServices.DispIdAttribute
'
'  Type: System.Collections.ICollection
'    Member: get_IsSynchronized
'    Member: get_SyncRoot
'    Member: get_Count
'    Member: CopyTo
'      Parameter: Type=System.Array, Name=array
'      Parameter: Type=System.Int32, Name=index
'    Member: Count
'      Accessor method: Int32 get_Count()
'    Member: SyncRoot
'      Accessor method: System.Object get_SyncRoot()
'    Member: IsSynchronized
'      Accessor method: Boolean get_IsSynchronized()
'

Remarks

Important

Starting with the .NET Framework 4, the HashAlgorithm property of an AssemblyName object that is returned by this method is AssemblyHashAlgorithm.None if there is no hash algorithm for the referenced assembly, or if the hash algorithm of the referenced assembly is not identified by the System.Configuration.Assemblies.AssemblyHashAlgorithm enumeration. In previous versions of the .NET Framework, the HashAlgorithm property returned AssemblyHashAlgorithm.SHA1 in this situation.

Applies to