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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_Headers_h
#define mozilla_dom_Headers_h
#include "mozilla/dom/HeadersBinding.h"
#include "nsClassHashtable.h"
#include "nsWrapperCache.h"
#include "InternalHeaders.h"
namespace mozilla {
class ErrorResult;
namespace dom {
template <typename K, typename V>
class Record;
class ByteStringSequenceSequenceOrByteStringByteStringRecord;
class OwningByteStringSequenceSequenceOrByteStringByteStringRecord;
/**
* This Headers class is only used to represent the content facing Headers
* object. It is actually backed by an InternalHeaders implementation. Gecko
* code should NEVER use this, except in the Request and Response
* implementations, where they must always be created from the backing
* InternalHeaders object.
*/
class Headers final : public nsISupports, public nsWrapperCache {
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Headers)
friend class Request;
friend class Response;
private:
nsCOMPtr<nsISupports> mOwner;
RefPtr<InternalHeaders> mInternalHeaders;
public:
explicit Headers(nsISupports* aOwner, InternalHeaders* aInternalHeaders)
: mOwner(aOwner), mInternalHeaders(aInternalHeaders) {}
explicit Headers(const Headers& aOther) = delete;
static bool PrefEnabled(JSContext* cx, JSObject* obj);
static already_AddRefed<Headers> Constructor(
const GlobalObject& aGlobal,
const Optional<ByteStringSequenceSequenceOrByteStringByteStringRecord>&
aInit,
ErrorResult& aRv);
static already_AddRefed<Headers> Constructor(
const GlobalObject& aGlobal,
const OwningByteStringSequenceSequenceOrByteStringByteStringRecord& aInit,
ErrorResult& aRv);
static already_AddRefed<Headers> Create(
nsIGlobalObject* aGlobalObject,
const OwningByteStringSequenceSequenceOrByteStringByteStringRecord& aInit,
ErrorResult& aRv);
void Append(const nsACString& aName, const nsACString& aValue,
ErrorResult& aRv) {
mInternalHeaders->Append(aName, aValue, aRv);
}
void Delete(const nsACString& aName, ErrorResult& aRv) {
mInternalHeaders->Delete(aName, aRv);
}
void Get(const nsACString& aName, nsACString& aValue,
ErrorResult& aRv) const {
mInternalHeaders->Get(aName, aValue, aRv);
}
void GetFirst(const nsACString& aName, nsACString& aValue,
ErrorResult& aRv) const {
mInternalHeaders->GetFirst(aName, aValue, aRv);
}
bool Has(const nsACString& aName, ErrorResult& aRv) const {
return mInternalHeaders->Has(aName, aRv);
}
void Set(const nsACString& aName, const nsACString& aValue,
ErrorResult& aRv) {
mInternalHeaders->Set(aName, aValue, aRv);
}
uint32_t GetIterableLength() const {
return mInternalHeaders->GetIterableLength();
}
const nsString GetKeyAtIndex(unsigned aIndex) const {
return mInternalHeaders->GetKeyAtIndex(aIndex);
}
const nsString GetValueAtIndex(unsigned aIndex) const {
return mInternalHeaders->GetValueAtIndex(aIndex);
}
// ChromeOnly
HeadersGuardEnum Guard() const { return mInternalHeaders->Guard(); }
void SetGuard(HeadersGuardEnum aGuard, ErrorResult& aRv) {
mInternalHeaders->SetGuard(aGuard, aRv);
}
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
nsISupports* GetParentObject() const { return mOwner; }
private:
virtual ~Headers();
InternalHeaders* GetInternalHeaders() const { return mInternalHeaders; }
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_Headers_h
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