protected void validateFeature()

in core/src/main/java/org/apache/jsieve/commands/Require.java [80:105]

• 22 lines of code
• 5 McCabe index (conditional complexity)

    protected void validateFeature(String name, MailAdapter mail,
            SieveContext context) throws FeatureException {
        if (name.startsWith(COMPARATOR_PREFIX)) {
            final String comparatorName = name.substring(COMPARATOR_PREFIX_LENGTH);
            if (!context.getComparatorManager().isSupported(comparatorName)) {
                throw new FeatureException("Comparator \"" + comparatorName
                        + "\" is not supported.");
            }
        } else {
            // Validate as a Command
            try {
                validateCommand(name, context);
                return;
            } catch (LookupException e) {
                // Not a command
            }
    
            // Validate as a Test
            try {
                validateTest(name, context);
            } catch (LookupException e) {
                throw new FeatureException("Feature \"" + name
                        + "\" is not supported.");
            }
        }
    }