Package org.apache.directory.shared.asn1.actions

Examples of org.apache.directory.shared.asn1.actions.CheckNotNullLength


    /**
     * {@inheritDoc}
     */
    public void action( LdapMessageContainer<MessageDecorator<? extends Message>> container ) throws DecoderException
    {
        TLV tlv = container.getCurrentTLV();

        MessageDecorator<?> message = container.getMessage();
        CodecControl<? extends Control> control = message.getCurrentControl();

        // Get the current control
        Value value = tlv.getValue();

        // Store the value - have to handle the special case of a 0 length value
        if ( tlv.getLength() == 0 )
        {
            control.setValue( StringConstants.EMPTY_BYTES );
        }
        else
        {
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     * value has been decoded, <code>END</code> if whe still need to get some
     * more bytes.
     */
    private boolean treatValuePendingState( ByteBuffer stream, Asn1Container container )
    {
        TLV currentTlv = container.getCurrentTLV();

        int length = currentTlv.getLength();
        int currentLength = currentTlv.getValue().getCurrentLength();
        int nbBytes = stream.remaining();

        if ( ( currentLength + nbBytes ) < length )
        {
            currentTlv.getValue().addData( stream );
            container.setState( TLVStateEnum.VALUE_STATE_PENDING );

            return END;
        }
        else
        {
            int remaining = length - currentLength;
            byte[] data = new byte[remaining];
            stream.get( data, 0, remaining );
            currentTlv.getValue().addData( data );
            container.setState( TLVStateEnum.TLV_STATE_DONE );

            return MORE;
        }
    }
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    /**
     * {@inheritDoc}
     */
    public final void action( C container ) throws DecoderException
    {
        TLV tlv = container.getCurrentTLV();

        // The Length should not be null
        if ( ( tlv.getLength() == 0 ) && ( !canBeNull ) )
        {
            LOG.error( I18n.err( I18n.ERR_04066 ) );

            // This will generate a PROTOCOL_ERROR
            throw new DecoderException( I18n.err( I18n.ERR_04067 ) );
        }

        Value value = tlv.getValue();

        // The data should not be null
        if ( ( value.getData() == null ) && ( !canBeNull ) )
        {
            LOG.error( I18n.err( I18n.ERR_04066 ) );
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        assertEquals( "execute", storedProcedure.getProcedureSpecification() );

        assertEquals( 3, storedProcedure.size() );

        assertEquals( "int", Strings.utf8ToString( ( byte[] ) storedProcedure.getParameterType( 0 ) ) );
        assertEquals( 1, IntegerDecoder.parse( new Value( ( byte[] ) storedProcedure.getParameterValue( 0 ) ) ) );

        assertEquals( "boolean", Strings.utf8ToString( ( byte[] ) storedProcedure.getParameterType( 1 ) ) );
        assertEquals( "true", Strings.utf8ToString( ( byte[] ) storedProcedure.getParameterValue( 1 ) ) );

        assertEquals( "String", Strings.utf8ToString( ( byte[] ) storedProcedure.getParameterType( 2 ) ) );
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        assertEquals( "execute", storedProcedure.getProcedureSpecification() );

        assertEquals( 1, storedProcedure.size() );

        assertEquals( "int", Strings.utf8ToString( ( byte[] ) storedProcedure.getParameterType( 0 ) ) );
        assertEquals( 1, IntegerDecoder.parse( new Value( ( byte[] ) storedProcedure.getParameterValue( 0 ) ) ) );

        // Check the encoding
        try
        {
            ByteBuffer bb = storedProcedure.encode();
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        // a FF, it's a TRUE. Any other value should be an error,
        // but we could relax this constraint. So if we have
        // something
        // which is not 0, it will be interpreted as TRUE, but we
        // will generate a warning.
        Value value = tlv.getValue();

        try
        {
            extensibleMatchFilter.setDnAttributes( BooleanDecoder.parse( value ) );
        }
        catch ( BooleanDecoderException bde )
        {
            LOG.error( I18n
                .err( I18n.ERR_04110, Strings.dumpBytes( value.getData() ), bde.getMessage() ) );

            throw new DecoderException( bde.getMessage() );
        }

        if ( IS_DEBUG )
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                new GrammarAction( "Stores CancelId" )
                {
                    public void action( Asn1Container container ) throws DecoderException
                    {
                        CancelContainer cancelContainer = ( CancelContainer ) container;
                        Value value = cancelContainer.getCurrentTLV().getValue();

                        try
                        {
                            int cancelId = IntegerDecoder.parse( value, 0, Integer.MAX_VALUE );

                            if ( IS_DEBUG )
                            {
                                LOG.debug( "CancelId = " + cancelId );
                            }

                            cancelContainer.getCancel().setCancelId( cancelId );
                            cancelContainer.setGrammarEndAllowed( true );
                        }
                        catch ( IntegerDecoderException e )
                        {
                            String msg = I18n.err( I18n.ERR_04031, Strings.dumpBytes( value.getData() ) );
                            LOG.error( msg );
                            throw new DecoderException( msg );
                        }
                    }
                } );
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                        // a FF, it's a TRUE. Any other value should be an error,
                        // but we could relax this constraint. So if we have
                        // something
                        // which is not 0, it will be interpreted as TRUE, but we
                        // will generate a warning.
                        Value value = tlv.getValue();

                        try
                        {
                            container.getSubentriesControl().setVisibility( BooleanDecoder.parse( value ) );

                            // We can have an END transition
                            container.setGrammarEndAllowed( true );
                        }
                        catch ( BooleanDecoderException bde )
                        {
                            LOG.error( I18n.err( I18n.ERR_04054, Strings.dumpBytes( value.getData() ), bde.getMessage() ) );

                            // This will generate a PROTOCOL_ERROR
                            throw new DecoderException( bde.getMessage() );
                        }
                    }
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                UniversalTag.ENUMERATED.getValue(),
                new GrammarAction<EntryChangeContainer>( "Set EntryChangeControl changeType" )
                {
                    public void action( EntryChangeContainer container ) throws DecoderException
                    {
                        Value value = container.getCurrentTLV().getValue();

                        try
                        {
                            int change = IntegerDecoder.parse( value, 1, 8 );

                            switch ( ChangeType.getChangeType( change ) )
                            {
                                case ADD:
                                case DELETE:
                                case MODDN:
                                case MODIFY:
                                    ChangeType changeType = ChangeType.getChangeType( change );

                                    if ( IS_DEBUG )
                                    {
                                        LOG.debug( "changeType = " + changeType );
                                    }

                                    container.getEntryChangeDecorator().setChangeType( changeType );
                                    break;

                                default:
                                    String msg = I18n.err( I18n.ERR_04044 );
                                    LOG.error( msg );
                                    throw new DecoderException( msg );
                            }

                            // We can have an END transition
                            container.setGrammarEndAllowed( true );
                        }
                        catch ( IntegerDecoderException e )
                        {
                            String msg = I18n.err( I18n.ERR_04044 );
                            LOG.error( msg, e );
                            throw new DecoderException( msg );
                        }
                        catch ( IllegalArgumentException e )
                        {
                            throw new DecoderException( e.getLocalizedMessage() );
                        }
                    }
                } );

        // ============================================================================================
        // Transition from Change Type to Previous Dn
        // ============================================================================================
        // EntryChangeNotification ::= SEQUENCE {
        //     ...
        //     previousDN LDAPDN OPTIONAL,
        //     ...
        //
        // Set the previousDN into the structure. We first check that it's a
        // valid Dn
        super.transitions[EntryChangeStates.CHANGE_TYPE_STATE.ordinal()][UniversalTag.OCTET_STRING.getValue()] =
            new GrammarTransition<EntryChangeContainer>( EntryChangeStates.CHANGE_TYPE_STATE,
                EntryChangeStates.PREVIOUS_DN_STATE,
                UniversalTag.OCTET_STRING.getValue(),
                new GrammarAction<EntryChangeContainer>( "Set EntryChangeControl previousDN" )
                {
                    public void action( EntryChangeContainer container ) throws DecoderException
                    {
                        ChangeType changeType = container.getEntryChangeDecorator().getChangeType();

                        if ( changeType != ChangeType.MODDN )
                        {
                            LOG.error( I18n.err( I18n.ERR_04045 ) );
                            throw new DecoderException( I18n.err( I18n.ERR_04046 ) );
                        }
                        else
                        {
                            Value value = container.getCurrentTLV().getValue();
                            Dn previousDn;

                            try
                            {
                                previousDn = new Dn( Strings.utf8ToString( value.getData() ) );
                            }
                            catch ( LdapInvalidDnException ine )
                            {
                                LOG.error( I18n.err( I18n.ERR_04047, Strings.dumpBytes( value.getData() ) ) );
                                throw new DecoderException( I18n.err( I18n.ERR_04048 ) );
                            }

                            if ( IS_DEBUG )
                            {
                                LOG.debug( "previousDN = " + previousDn );
                            }

                            container.getEntryChangeDecorator().setPreviousDn( previousDn );

                            // We can have an END transition
                            container.setGrammarEndAllowed( true );
                        }
                    }
                } );

        // Change Number action
        GrammarAction<EntryChangeContainer> setChangeNumberAction = new GrammarAction<EntryChangeContainer>(
            "Set EntryChangeControl changeNumber" )
        {
            public void action( EntryChangeContainer container ) throws DecoderException
            {
                Value value = container.getCurrentTLV().getValue();

                try
                {
                    long changeNumber = LongDecoder.parse( value );
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                UniversalTag.INTEGER.getValue(),
                new GrammarAction<PersistentSearchContainer>( "Set PSearchControl changeTypes" )
                {
                    public void action( PersistentSearchContainer container ) throws DecoderException
                    {
                        Value value = container.getCurrentTLV().getValue();

                        try
                        {
                            // Check that the value is into the allowed interval
                            int changeTypes = IntegerDecoder.parse( value,
                                PersistentSearch.CHANGE_TYPES_MIN,
                                PersistentSearch.CHANGE_TYPES_MAX );

                            if ( IS_DEBUG )
                            {
                                LOG.debug( "changeTypes = " + changeTypes );
                            }

                            container.getPersistentSearchDecorator().setChangeTypes( changeTypes );
                        }
                        catch ( IntegerDecoderException e )
                        {
                            String msg = I18n.err( I18n.ERR_04051 );
                            LOG.error( msg, e );
                            throw new DecoderException( msg );
                        }
                    }
                } );

        /**
         * Transition from Change types to Changes only
         * PSearch ::= SEQUENCE OF {
         *     ...
         *     changeOnly   BOOLEAN,
         *     ...
         *    
         * Stores the change only flag
         */
        super.transitions[PersistentSearchStates.CHANGE_TYPES_STATE.ordinal()][UniversalTag.BOOLEAN.getValue()] =
            new GrammarTransition<PersistentSearchContainer>( PersistentSearchStates.CHANGE_TYPES_STATE,
                PersistentSearchStates.CHANGES_ONLY_STATE, UniversalTag.BOOLEAN.getValue(),
                new GrammarAction<PersistentSearchContainer>( "Set PSearchControl changesOnly" )
                {
                    public void action( PersistentSearchContainer container ) throws DecoderException
                    {
                        Value value = container.getCurrentTLV().getValue();

                        try
                        {
                            boolean changesOnly = BooleanDecoder.parse( value );

                            if ( IS_DEBUG )
                            {
                                LOG.debug( "changesOnly = " + changesOnly );
                            }

                            container.getPersistentSearchDecorator().setChangesOnly( changesOnly );
                        }
                        catch ( BooleanDecoderException e )
                        {
                            String msg = I18n.err( I18n.ERR_04052 );
                            LOG.error( msg, e );
                            throw new DecoderException( msg );
                        }
                    }
                } );

        /**
         * Transition from Change types to Changes only
         * PSearch ::= SEQUENCE OF {
         *     ...
         *     returnECs    BOOLEAN
         * }
         *    
         * Stores the return ECs flag
         */
        super.transitions[PersistentSearchStates.CHANGES_ONLY_STATE.ordinal()][UniversalTag.BOOLEAN.getValue()] =
            new GrammarTransition<PersistentSearchContainer>( PersistentSearchStates.CHANGES_ONLY_STATE,
                PersistentSearchStates.RETURN_ECS_STATE, UniversalTag.BOOLEAN.getValue(),
                new GrammarAction<PersistentSearchContainer>( "Set PSearchControl returnECs" )
                {
                    public void action( PersistentSearchContainer container ) throws DecoderException
                    {
                        Value value = container.getCurrentTLV().getValue();

                        try
                        {
                            boolean returnECs = BooleanDecoder.parse( value );

View Full Code Here

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