001    // Copyright 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.form;
016    
017    import org.apache.tapestry.IMarkupWriter;
018    import org.apache.tapestry.IRequestCycle;
019    import org.apache.tapestry.valid.ValidatorException;
020    
021    /**
022     * 
023     * @author unknown
024     */
025    public interface TranslatedFieldSupport
026    {
027    
028        /**
029         * Formats the field translation.
030         * @param field
031         * @param object
032         * @return
033         */
034        String format(TranslatedField field, Object object);
035    
036        /**
037         * Parses the field value.
038         * @param field
039         * @param text
040         * @return
041         * @throws ValidatorException
042         */
043        Object parse(TranslatedField field, String text)
044            throws ValidatorException;
045    
046        /**
047         * Renders any contributions.
048         * @param field
049         * @param writer
050         * @param cycle
051         */
052        void renderContributions(TranslatedField field,
053                IMarkupWriter writer, IRequestCycle cycle);
054    }