1 /* 2 * Copyright (c) 2005, 2015, Thai Open Source Software Center Ltd 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the 15 * distribution. 16 * 17 * Neither the name of the Thai Open Source Software Center Ltd nor 18 * the names of its contributors may be used to endorse or promote 19 * products derived from this software without specific prior written 20 * permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR 26 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 27 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 28 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 29 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 31 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 package com.sun.xml.internal.org.relaxng.datatype; 36 37 /** 38 * Datatype streaming validator. 39 * 40 * <p> 41 * The streaming validator is an optional feature that is useful for 42 * certain Datatypes. It allows the caller to incrementally provide 43 * the literal. 44 * 45 * @author <a href="mailto:jjc@jclark.com">James Clark</a> 46 * @author <a href="mailto:kohsuke.kawaguchi@sun.com">Kohsuke KAWAGUCHI</a> 47 */ 48 public interface DatatypeStreamingValidator { 49 50 /** 51 * Passes an additional fragment of the literal. 52 * 53 * <p> 54 * The application can call this method several times, then call 55 * the isValid method (or the checkValid method) to check the validity 56 * of the accumulated characters. 57 */ 58 void addCharacters( char[] buf, int start, int len ); 59 60 /** 61 * Tells if the accumulated literal is valid with respect to 62 * the underlying Datatype. 63 * 64 * @return 65 * True if it is valid. False if otherwise. 66 */ 67 boolean isValid(); 68 69 /** 70 * Similar to the isValid method, but this method throws 71 * Exception (with possibly diagnostic information), instead of 72 * returning false. 73 * 74 * @exception DatatypeException 75 * If the callee supports the diagnosis and the accumulated 76 * literal is invalid, then this exception that possibly 77 * contains diagnosis information is thrown. 78 */ 79 void checkValid() throws DatatypeException; 80 }