org.zodiac.netty.http.headers.FrameOptionsHeader Maven / Gradle / Ivy

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package org.zodiac.netty.http.headers;

import org.zodiac.commons.http.entities.FrameOptions;

import io.netty.util.AsciiString;

class FrameOptionsHeader extends AbstractHeader {

    private static final AsciiString X_FRAME_OPTIONS = AsciiString.of("x-frame-options");
    private static final AsciiString DENY = AsciiString.of("DENY");
    private static final AsciiString SAMEORIGIN = AsciiString.of("SAMEORIGIN");

    FrameOptionsHeader() {
        super(FrameOptions.class, X_FRAME_OPTIONS);
    }

    @Override
    public CharSequence toCharSequence(FrameOptions value) {
        return AsciiString.of(value.toString());
    }

    @Override
    public boolean is(CharSequence name) {
        return X_FRAME_OPTIONS.contentEqualsIgnoreCase(name);
    }

    @Override
    public FrameOptions toValue(CharSequence value) {
        if (value == DENY || DENY.contentEqualsIgnoreCase(value)) {
            return FrameOptions.DENY;
        } else if (value == SAMEORIGIN || SAMEORIGIN.contentEqualsIgnoreCase(value)) {
            return FrameOptions.SAMEORIGIN;
        }
        return FrameOptions.parse(value);
    }

}