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//------------------------------------------------------------------------------
// <copyright file="FactoryRecord.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Configuration {
using System.Configuration.Internal;
using System.Collections;
using System.Collections.Specialized;
using System.Collections.Generic;
using System.Configuration;
using System.Text;
using System.Threading;
using System.Reflection;
using System.Xml;
[System.Diagnostics.DebuggerDisplay("FactoryRecord {ConfigKey}")]
internal class FactoryRecord : IConfigErrorInfo {
private const int Flag_AllowLocation = 0x0001; // Does the factory allow location directives?
private const int Flag_RestartOnExternalChanges = 0x0002; // Restart on external changes?
private const int Flag_RequirePermission = 0x0004; // Does access to the section require unrestricted ConfigurationPermission?
private const int Flag_IsGroup = 0x0008; // factory represents a group
private const int Flag_IsFromTrustedConfigRecord = 0x0010; // Factory is defined in trusted config record
private const int Flag_IsFactoryTrustedWithoutAptca = 0x0020; // Factory is from trusted assembly without aptca
private const int Flag_IsUndeclared = 0x0040; // Factory is not declared - either implicit or unrecognized
private string _configKey; // full config key = group name + section name
private string _group; // group name
private string _name; // section name
private SimpleBitVector32 _flags; // factory flags
private string _factoryTypeName; // the factory's type name
private ConfigurationAllowDefinition _allowDefinition; // the allowed definition
private ConfigurationAllowExeDefinition _allowExeDefinition; // the allowed Exe definition
private OverrideModeSetting _overrideModeDefault; // the default override mode for the section
private string _filename; // filename of the factory type name
private int _lineNumber; // line number of the factory type name
private object _factory; // the created factory
private List<ConfigurationException> _errors; // errors
// constructor used for Clone()
FactoryRecord(
string configKey,
string group,
string name,
object factory,
string factoryTypeName,
SimpleBitVector32 flags,
ConfigurationAllowDefinition allowDefinition,
ConfigurationAllowExeDefinition allowExeDefinition,
OverrideModeSetting overrideModeDefault,
string filename,
int lineNumber,
ICollection<ConfigurationException> errors) {
_configKey = configKey;
_group = group;
_name = name;
_factory = factory;
_factoryTypeName = factoryTypeName;
_flags = flags;
_allowDefinition = allowDefinition;
_allowExeDefinition = allowExeDefinition;
_overrideModeDefault = overrideModeDefault;
_filename = filename;
_lineNumber = lineNumber;
AddErrors(errors);
}
// constructor used for group
internal FactoryRecord(string configKey, string group, string name, string factoryTypeName, string filename, int lineNumber) {
_configKey = configKey;
_group = group;
_name = name;
_factoryTypeName = factoryTypeName;
IsGroup = true;
_filename = filename;
_lineNumber = lineNumber;
}
// constructor used for a section
internal FactoryRecord(
string configKey,
string group,
string name,
string factoryTypeName,
bool allowLocation,
ConfigurationAllowDefinition allowDefinition,
ConfigurationAllowExeDefinition allowExeDefinition,
OverrideModeSetting overrideModeDefault,
bool restartOnExternalChanges,
bool requirePermission,
bool isFromTrustedConfigRecord,
bool isUndeclared,
string filename,
int lineNumber) {
_configKey = configKey;
_group = group;
_name = name;
_factoryTypeName = factoryTypeName;
_allowDefinition = allowDefinition;
_allowExeDefinition = allowExeDefinition;
_overrideModeDefault = overrideModeDefault;
AllowLocation = allowLocation;
RestartOnExternalChanges = restartOnExternalChanges;
RequirePermission = requirePermission;
IsFromTrustedConfigRecord = isFromTrustedConfigRecord;
IsUndeclared = isUndeclared;
_filename = filename;
_lineNumber = lineNumber;
}
// by cloning we contain a single copy of the strings referred to in the factory and section records
internal FactoryRecord CloneSection(string filename, int lineNumber) {
return new FactoryRecord( _configKey,
_group,
_name,
_factory,
_factoryTypeName,
_flags,
_allowDefinition,
_allowExeDefinition,
_overrideModeDefault,
filename,
lineNumber,
Errors);
}
// by cloning we contain a single copy of the strings referred to in the factory and section records
internal FactoryRecord CloneSectionGroup(string factoryTypeName, string filename, int lineNumber) {
if (_factoryTypeName != null) {
factoryTypeName = _factoryTypeName;
}
return new FactoryRecord( _configKey,
_group,
_name,
_factory,
factoryTypeName,
_flags,
_allowDefinition,
_allowExeDefinition,
_overrideModeDefault,
filename,
lineNumber,
Errors);
}
internal string ConfigKey {
get {return _configKey;}
}
internal string Group {
get {return _group;}
}
internal string Name {
get {return _name;}
}
internal object Factory {
get {return _factory;}
set {_factory = value;}
}
internal string FactoryTypeName {
get {return _factoryTypeName;}
set {_factoryTypeName = value;}
}
internal ConfigurationAllowDefinition AllowDefinition {
get {return _allowDefinition;}
set {_allowDefinition = value;}
}
internal ConfigurationAllowExeDefinition AllowExeDefinition {
get {return _allowExeDefinition;}
set {_allowExeDefinition = value;}
}
internal OverrideModeSetting OverrideModeDefault {
get {return _overrideModeDefault;}
}
internal bool AllowLocation {
get {return _flags[Flag_AllowLocation];}
set {_flags[Flag_AllowLocation] = value;}
}
internal bool RestartOnExternalChanges {
get {return _flags[Flag_RestartOnExternalChanges];}
set {_flags[Flag_RestartOnExternalChanges] = value;}
}
internal bool RequirePermission {
get {return _flags[Flag_RequirePermission];}
set {_flags[Flag_RequirePermission] = value;}
}
internal bool IsGroup {
get {return _flags[Flag_IsGroup];}
set {_flags[Flag_IsGroup] = value;}
}
internal bool IsFromTrustedConfigRecord {
get {return _flags[Flag_IsFromTrustedConfigRecord];}
set {_flags[Flag_IsFromTrustedConfigRecord] = value;}
}
internal bool IsUndeclared {
get {return _flags[Flag_IsUndeclared];}
set {_flags[Flag_IsUndeclared] = value;}
}
internal bool IsFactoryTrustedWithoutAptca {
get {
Debug.Assert(_factory != null, "_factory != null");
return _flags[Flag_IsFactoryTrustedWithoutAptca];
}
set {_flags[Flag_IsFactoryTrustedWithoutAptca] = value;}
}
// This is used in HttpConfigurationRecord.EnsureSectionFactory() to give file and line source
// when a section handler type is invalid or cannot be loaded.
public string Filename {
get {return _filename;}
set {_filename = value;}
}
public int LineNumber {
get {return _lineNumber;}
set {_lineNumber = value;}
}
internal bool HasFile {
get {return _lineNumber >= 0;}
}
internal bool IsEquivalentType(IInternalConfigHost host, string typeName) {
try {
if (_factoryTypeName == typeName)
return true;
Type t1, t2;
if (host != null) {
t1 = TypeUtil.GetTypeWithReflectionPermission(host, typeName, false);
t2 = TypeUtil.GetTypeWithReflectionPermission(host, _factoryTypeName, false);
}
else {
t1 = TypeUtil.GetTypeWithReflectionPermission(typeName, false);
t2 = TypeUtil.GetTypeWithReflectionPermission(_factoryTypeName, false);
}
return (t1 != null) && (t1 == t2);
}
catch {
}
return false;
}
internal bool IsEquivalentSectionGroupFactory(IInternalConfigHost host, string typeName) {
if (typeName == null || _factoryTypeName == null)
return true;
return IsEquivalentType(host, typeName);
}
internal bool IsEquivalentSectionFactory(
IInternalConfigHost host,
string typeName,
bool allowLocation,
ConfigurationAllowDefinition allowDefinition,
ConfigurationAllowExeDefinition allowExeDefinition,
bool restartOnExternalChanges,
bool requirePermission) {
if ( allowLocation != this.AllowLocation ||
allowDefinition != this.AllowDefinition ||
allowExeDefinition != this.AllowExeDefinition ||
restartOnExternalChanges != this.RestartOnExternalChanges ||
requirePermission != this.RequirePermission) {
return false;
}
return IsEquivalentType(host, typeName);
}
//
// Errors associated with the parse of a factory.
//
internal List<ConfigurationException> Errors {
get {
return _errors;
}
}
internal bool HasErrors {
get {
return ErrorsHelper.GetHasErrors(_errors);
}
}
internal void AddErrors(ICollection<ConfigurationException> coll) {
ErrorsHelper.AddErrors(ref _errors, coll);
}
internal void ThrowOnErrors() {
ErrorsHelper.ThrowOnErrors(_errors);
}
internal bool IsIgnorable() {
if (_factory != null)
return (_factory is IgnoreSectionHandler);
else if (_factoryTypeName != null)
return _factoryTypeName.Contains("System.Configuration.IgnoreSection");
else
return false;
}
}
}
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