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Imported Upstream version 4.3.2.467

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Former-commit-id: 9c2cb47f45fa221e661ab616387c9cda183f283d
This commit is contained in:
Xamarin Public Jenkins
2016-02-22 11:00:01 -05:00
parent f302175246
commit f3e3aab35a
4097 changed files with 122406 additions and 82300 deletions
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37
external/referencesource/System.Web/HttpServerVarsCollection.cs vendored
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@@ -13,6 +13,7 @@
namespace System.Web {
using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Runtime.Serialization;
using System.Security.Permissions;
@@ -24,6 +25,7 @@ namespace System.Web {
private bool _populated;
private HttpRequest _request;
private IIS7WorkerRequest _iis7workerRequest;
private List<HttpServerVarsCollectionEntry> _unsyncedEntries;
// We preallocate the base collection with a size that should be sufficient
// to store all server variables w/o having to expand
@@ -47,7 +49,6 @@ namespace System.Web {
_request = null;
}
[System.Runtime.TargetedPatchingOptOut("Performance critical to inline across NGen image boundaries")]
internal void AddStatic(String name, String value) {
if (value == null)
value = String.Empty;
@@ -61,7 +62,6 @@ namespace System.Web {
BaseAdd(name, new HttpServerVarsCollectionEntry(name, var));
}
[System.Runtime.TargetedPatchingOptOut("Performance critical to inline across NGen image boundaries")]
private String GetServerVar(Object e) {
HttpServerVarsCollectionEntry entry = (HttpServerVarsCollectionEntry)e;
return (entry != null) ? entry.GetValue(_request) : null;
@@ -77,6 +77,22 @@ namespace System.Web {
MakeReadWrite();
_request.FillInServerVariablesCollection();
// Add all unsynchronized entries, if any
if (_unsyncedEntries != null) {
foreach (var entry in _unsyncedEntries) {
var existingEntry = (HttpServerVarsCollectionEntry)BaseGet(entry.Name);
if (existingEntry != null && existingEntry.IsDynamic) {
// Exisiting dynamic server variables cannot be modified - ignore the new value
continue;
}
InvalidateCachedArrays();
BaseSet(entry.Name, entry); // Update an existing entry, or create one if it's new
}
_unsyncedEntries.Clear();
}
if (_iis7workerRequest == null) {
MakeReadOnly();
}
@@ -239,13 +255,23 @@ namespace System.Web {
}
// updates managed copy of server variable with current value from native header block
internal void SynchronizeServerVariable(String name, String value) {
internal void SynchronizeServerVariable(String name, String value, bool ensurePopulated = true) {
if (name == null) {
throw new ArgumentNullException("name");
}
if (value != null) {
SetServerVariableManagedOnly(name, value);
if (this._populated || ensurePopulated) {
SetServerVariableManagedOnly(name, value);
}
else {
// Lazy synchronization - when populate is indeed required
if (_unsyncedEntries == null) {
_unsyncedEntries = new List<HttpServerVarsCollectionEntry>();
}
_unsyncedEntries.Add(new HttpServerVarsCollectionEntry(name, value));
}
}
else {
base.Remove(name);
@@ -295,19 +321,16 @@ namespace System.Web {
_request.InvalidateParams();
}
[System.Runtime.TargetedPatchingOptOut("Performance critical to inline across NGen image boundaries")]
public override String Get(int index) {
Populate();
return GetServerVar(BaseGet(index));
}
[System.Runtime.TargetedPatchingOptOut("Performance critical to inline across NGen image boundaries")]
public override String[] GetValues(int index) {
String s = Get(index);
return(s != null) ? new String[1] { s} : null;
}
[System.Runtime.TargetedPatchingOptOut("Performance critical to inline across NGen image boundaries")]
public override String GetKey(int index) {
Populate();
return base.GetKey(index);