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    
018    /**
019     * Implemented by form components that can need to be translated and validated. During render the
020     * translator is used to translated the value to a string. During rewind, the submitted value is
021     * translated back into an object by the translator and then validated.
022     * 
023     * @author Paul Ferraro
024     * @since 4.0
025     */
026    public interface ValidatableField extends IFormComponent
027    {
028        /**
029         * Coerced into an Iterator of Validators.
030         */
031        Object getValidators();
032    }