SimpleHandlerBuildProvider.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / Compilation / SimpleHandlerBuildProvider.cs / 1305376 / SimpleHandlerBuildProvider.cs

                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

 
 
namespace System.Web.Compilation {
 
using System;
using System.IO;
using System.Collections;
using System.Reflection; 
using System.CodeDom;
using System.CodeDom.Compiler; 
using System.Web.Configuration; 
using System.Web.Util;
using System.Web.UI; 

[BuildProviderAppliesTo(BuildProviderAppliesTo.Web)]
internal abstract class SimpleHandlerBuildProvider: InternalBuildProvider {
    private SimpleWebHandlerParser _parser; 

    internal override IAssemblyDependencyParser AssemblyDependencyParser { 
        get { return _parser; } 
    }
 
    protected abstract SimpleWebHandlerParser CreateParser();

    public override CompilerType CodeCompilerType {
        get { 
            Debug.Assert(_parser == null);
 
            _parser = CreateParser(); 
            _parser.SetBuildProvider(this);
            _parser.IgnoreParseErrors = IgnoreParseErrors; 

            _parser.Parse(ReferencedAssemblies);

            return _parser.CompilerType; 
        }
    } 
 
    protected internal override CodeCompileUnit GetCodeCompileUnit(out IDictionary linePragmasTable) {
        Debug.Assert(_parser != null); 

        CodeCompileUnit ccu = _parser.GetCodeModel();
        linePragmasTable = _parser.GetLinePragmasTable();
 
        return ccu;
    } 
 
    public override void GenerateCode(AssemblyBuilder assemblyBuilder) {
 
        CodeCompileUnit codeCompileUnit = _parser.GetCodeModel();

        // Bail if we have nothing we need to compile
        if (codeCompileUnit == null) 
            return;
 
        assemblyBuilder.AddCodeCompileUnit(this, codeCompileUnit); 

        // Add all the assemblies 
        if (_parser.AssemblyDependencies != null) {
            foreach (Assembly assembly in _parser.AssemblyDependencies) {
                assemblyBuilder.AddAssemblyReference(assembly, codeCompileUnit);
            } 
        }
 
        // NOTE: we can't actually generate the fast factory because it would give 
        // a really bad error if the user specifies a classname which doesn't match
        // the actual class they define.  A bit unfortunate, but not that big a deal... 

        // tell the host to generate a fast factory for this type (if any)
        //string generatedTypeName = _parser.GeneratedTypeName;
        //if (generatedTypeName != null) 
        //    assemblyBuilder.GenerateTypeFactory(generatedTypeName);
    } 
 
    public override Type GetGeneratedType(CompilerResults results) {
 
        Type t;

        if (_parser.HasInlineCode) {
 
            // This is the case where the asmx/ashx has code in the file, and it
            // has been compiled. 
 
            Debug.Assert(results != null);
 
            t = _parser.GetTypeToCache(results.CompiledAssembly);
        }
        else {
 
            // This is the case where the asmx/ashx has no code and is simply
            // pointing to an existing assembly.  Set the UsesExistingAssembly 
            // flag accordingly. 

            t = _parser.GetTypeToCache(null); 
        }

        return t;
    } 

    public override ICollection VirtualPathDependencies { 
        get { 
            return _parser.SourceDependencies;
        } 
    }

    internal CompilerType GetDefaultCompilerTypeForLanguageInternal(string language) {
        return GetDefaultCompilerTypeForLanguage(language); 
    }
 
    internal CompilerType GetDefaultCompilerTypeInternal() { 
        return GetDefaultCompilerType();
    } 

    internal TextReader OpenReaderInternal() {
        return OpenReader();
    } 

    internal override ICollection GetGeneratedTypeNames() { 
        // Note that _parser.TypeName does not necessarily point to the type defined in the handler file, 
        // it could be any type that can be referenced at runtime, App_Code for example.
        return new SingleObjectCollection(_parser.TypeName); 
    }
}

internal class WebServiceBuildProvider: SimpleHandlerBuildProvider { 
    protected override SimpleWebHandlerParser CreateParser() {
        return new WebServiceParser(VirtualPath); 
    } 
}
 
internal class WebHandlerBuildProvider: SimpleHandlerBuildProvider {
    protected override SimpleWebHandlerParser CreateParser() {
        return new WebHandlerParser(VirtualPath);
    } 
}
 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
                        

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