001    package com.nimbusds.jose;
002    
003    
004    /**
005     * Read-only view of a {@link PlainHeader plaintext JOSE header}.
006     *
007     * @author Vladimir Dzhuvinov
008     * @version $version$ (2012-09-28)
009     */
010    public interface ReadOnlyPlainHeader extends ReadOnlyHeader {
011            
012            
013            /**
014             * Gets the algorithm ({@code alg}) parameter.
015             *
016             * @return {@link Algorithm#NONE}.
017             */
018            @Override
019            public Algorithm getAlgorithm();
020    }