public boolean isValidSyntax()

in ldap/model/src/main/java/org/apache/directory/api/ldap/model/schema/syntaxCheckers/DsaQualitySyntaxSyntaxChecker.java [102:261]
126 lines of code
29 McCabe index (conditional complexity)

    public boolean isValidSyntax( Object value )
    {
        String strValue;

        if ( value == null )
        {
            if ( LOG.isDebugEnabled() )
            {
                LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, "null" ) );
            }
            
            return false;
        }

        if ( value instanceof String )
        {
            strValue = ( String ) value;
        }
        else if ( value instanceof byte[] )
        {
            strValue = Strings.utf8ToString( ( byte[] ) value );
        }
        else
        {
            strValue = value.toString();
        }

        if ( strValue.length() < 7 )
        {
            if ( LOG.isDebugEnabled() )
            {
                LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
            }
            
            return false;
        }

        String remaining;

        switch ( strValue.charAt( 0 ) )
        {
            case 'B':
                if ( !strValue.startsWith( "BEST-EFFORT" ) )
                {
                    if ( LOG.isDebugEnabled() )
                    {
                        LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                    }
                    
                    return false;
                }

                remaining = strValue.substring( "BEST-EFFORT".length() );
                break;

            case 'D':
                if ( !strValue.startsWith( "DEFUNCT" ) )
                {
                    if ( LOG.isDebugEnabled() )
                    {
                        LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                    }
                    
                    return false;
                }

                remaining = strValue.substring( "DEFUNCT".length() );
                break;

            case 'E':
                if ( !strValue.startsWith( "EXPERIMENTAL" ) )
                {
                    if ( LOG.isDebugEnabled() )
                    {
                        LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                    }
                    
                    return false;
                }

                remaining = strValue.substring( "EXPERIMENTAL".length() );
                break;

            case 'F':
                if ( !strValue.startsWith( "FULL-SERVICE" ) )
                {
                    if ( LOG.isDebugEnabled() )
                    {
                        LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                    }
                    
                    return false;
                }

                remaining = strValue.substring( "FULL-SERVICE".length() );
                break;

            case 'P':
                if ( !strValue.startsWith( "PILOT-SERVICE" ) )
                {
                    if ( LOG.isDebugEnabled() )
                    {
                        LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                    }
                    
                    return false;
                }

                remaining = strValue.substring( "PILOT-SERVICE".length() );
                break;

            default:
                if ( LOG.isDebugEnabled() )
                {
                    LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
                }
                
                return false;
        }

        // Now, we might have a description separated from the keyword by a '#'
        // but this is optional
        if ( remaining.length() == 0 )
        {
            if ( LOG.isDebugEnabled() )
            {
                LOG.debug( I18n.msg( I18n.MSG_13701_SYNTAX_VALID, value ) );
            }
            
            return true;
        }

        if ( remaining.charAt( 0 ) != '#' )
        {
            // We were expecting a '#'
            if ( LOG.isDebugEnabled() )
            {
                LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
            }
            
            return false;
        }

        // Check that the description is a PrintableString
        boolean result = Strings.isPrintableString( remaining.substring( 1 ) );

        if ( LOG.isDebugEnabled() )
        {
            if ( result )
            {
                LOG.debug( I18n.msg( I18n.MSG_13701_SYNTAX_VALID, value ) );
            }
            else
            {
                LOG.debug( I18n.err( I18n.ERR_13210_SYNTAX_INVALID, value ) );
            }
        }

        return result;
    }