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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_HEADERS_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_HEADERS_H_
#include "third_party/blink/renderer/bindings/core/v8/iterable.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/fetch/fetch_header_list.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
namespace blink {
class ByteStringSequenceSequenceOrByteStringByteStringRecord;
class ExceptionState;
using HeadersInit = ByteStringSequenceSequenceOrByteStringByteStringRecord;
// http://fetch.spec.whatwg.org/#headers-class
class CORE_EXPORT Headers final : public ScriptWrappable,
public PairIterable<String, String> {
DEFINE_WRAPPERTYPEINFO();
public:
enum Guard {
kImmutableGuard,
kRequestGuard,
kRequestNoCorsGuard,
kResponseGuard,
kNoneGuard
};
static Headers* Create(ExceptionState&);
static Headers* Create(const HeadersInit&, ExceptionState&);
// Shares the FetchHeaderList. Called when creating a Request or Response.
static Headers* Create(FetchHeaderList*);
Headers();
// Shares the FetchHeaderList. Called when creating a Request or Response.
explicit Headers(FetchHeaderList*);
Headers* Clone() const;
// Headers.idl implementation.
void append(const String& name, const String& value, ExceptionState&);
void remove(const String& key, ExceptionState&);
String get(const String& key, ExceptionState&);
bool has(const String& key, ExceptionState&);
void set(const String& key, const String& value, ExceptionState&);
void SetGuard(Guard guard) { guard_ = guard; }
Guard GetGuard() const { return guard_; }
// These methods should only be called when size() would return 0.
void FillWith(const Headers*, ExceptionState&);
void FillWith(const HeadersInit&, ExceptionState&);
// https://fetch.spec.whatwg.org/#concept-headers-remove-privileged-no-cors-request-headers
void RemovePrivilegedNoCorsRequestHeaders();
FetchHeaderList* HeaderList() const { return header_list_; }
void Trace(Visitor*) const override;
private:
// These methods should only be called when size() would return 0.
void FillWith(const Vector<Vector<String>>&, ExceptionState&);
void FillWith(const Vector<std::pair<String, String>>&, ExceptionState&);
Member<FetchHeaderList> header_list_;
Guard guard_;
IterationSource* StartIteration(ScriptState*, ExceptionState&) override;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_HEADERS_H_
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