001    /*
002     * Copyright 1999-2001,2004 The Apache Software Foundation.
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     *      http://www.apache.org/licenses/LICENSE-2.0
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.apache.commons.latka.jelly.validators;
018    
019    import org.apache.commons.latka.Validator;
020    import org.apache.commons.latka.validators.ByteLengthValidator;
021    
022    import org.apache.log4j.Category;
023    
024    /**
025     * A class to check the size of an HTTP response
026     *
027     * @author  Morgan Delagrange
028     * @version $Id: ByteLengthTag.java 155424 2005-02-26 13:09:29Z dirkv $
029     */
030    public class ByteLengthTag extends HttpValidatorTagSupport {
031        
032        protected int _minLength = -2;
033        protected int _maxLength = -2;
034    
035        protected static final Category _log = Category.getInstance(ByteLengthTag.class);
036    
037        public Validator getValidator() {
038            ByteLengthValidator validator =
039              new ByteLengthValidator(_label);
040    
041            if (_minLength != -2) {
042              validator.setMinLength(_minLength);
043            }
044    
045            if (_maxLength != -2) {
046              validator.setMaxLength(_maxLength);
047            }
048            
049            return validator;
050        }
051            
052        /**
053         * Setter for minimum byte length.
054         * 
055         * @param minLength minimum byte length
056         */
057        public void setMin(int minLength) {
058            _minLength = minLength;
059        }
060        
061        /**
062         * Setter for maximum byte length.
063         * 
064         * @param maxLength max byte length
065         */
066        public void setMax(int maxLength) {
067            _maxLength = maxLength;
068        }
069        
070    }