001    /*
002     * Copyright (c) 2006 Henri Sivonen
003     *
004     * Permission is hereby granted, free of charge, to any person obtaining a 
005     * copy of this software and associated documentation files (the "Software"), 
006     * to deal in the Software without restriction, including without limitation 
007     * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
008     * and/or sell copies of the Software, and to permit persons to whom the 
009     * Software is furnished to do so, subject to the following conditions:
010     *
011     * The above copyright notice and this permission notice shall be included in 
012     * all copies or substantial portions of the Software.
013     *
014     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
015     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
016     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
017     * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
018     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
019     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
020     * DEALINGS IN THE SOFTWARE.
021     */
022    
023    package org.whattf.datatype;
024    
025    import org.relaxng.datatype.DatatypeException;
026    import org.relaxng.datatype.DatatypeStreamingValidator;
027    
028    public final class DatatypeStreamingValidatorImpl implements
029            DatatypeStreamingValidator {
030    
031        private final AbstractDatatype datatype;
032        
033        private final StringBuilder buffer;
034        
035        public DatatypeStreamingValidatorImpl(AbstractDatatype datatype) {
036            super();
037            this.datatype = datatype;
038            this.buffer = new StringBuilder();
039        }
040    
041        public void addCharacters(char[] buf, int start, int len) {
042            buffer.append(buf, start, len);
043        }
044    
045        public boolean isValid() {
046            try {
047                datatype.checkValid(buffer);
048            } catch (DatatypeException e) {
049                return false;
050            }
051            return true;
052       }
053    
054        public void checkValid() throws DatatypeException {
055            datatype.checkValid(buffer);
056        }
057    
058    }