root/Source/platform/network/ParsedContentType.h

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#ifndef ParsedContentType_h
#define ParsedContentType_h

#include "platform/PlatformExport.h"
#include "wtf/HashMap.h"
#include "wtf/text/StringHash.h"

namespace WebCore {

// <index, length>
typedef std::pair<unsigned, unsigned> SubstringRange;
PLATFORM_EXPORT bool isValidContentType(const String&);

// FIXME: add support for comments.
class PLATFORM_EXPORT ParsedContentType {
public:
    explicit ParsedContentType(const String&);

    String mimeType() const { return m_mimeType; }
    String charset() const;

    // Note that in the case of multiple values for the same name, the last value is returned.
    String parameterValueForName(const String&) const;
    size_t parameterCount() const;

private:
    template<class ReceiverType>
    friend bool parseContentType(const String&, ReceiverType&);
    void setContentType(const SubstringRange&);
    void setContentTypeParameter(const SubstringRange&, const SubstringRange&);

    typedef HashMap<String, String> KeyValuePairs;
    String m_contentType;
    KeyValuePairs m_parameters;
    String m_mimeType;
};

}

#endif

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