| /* |
| * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package org.relaxng.datatype; |
| |
| /** |
| * Datatype streaming validator. |
| * |
| * <p> |
| * The streaming validator is an optional feature that is useful for |
| * certain Datatypes. It allows the caller to incrementally provide |
| * the literal. |
| * |
| * @author <a href="mailto:jjc@jclark.com">James Clark</a> |
| * @author <a href="mailto:kohsuke.kawaguchi@sun.com">Kohsuke KAWAGUCHI</a> |
| */ |
| public interface DatatypeStreamingValidator { |
| |
| /** |
| * Passes an additional fragment of the literal. |
| * |
| * <p> |
| * The application can call this method several times, then call |
| * the isValid method (or the checkValid method) to check the validity |
| * of the accumulated characters. |
| */ |
| void addCharacters( char[] buf, int start, int len ); |
| |
| /** |
| * Tells if the accumulated literal is valid with respect to |
| * the underlying Datatype. |
| * |
| * @return |
| * True if it is valid. False if otherwise. |
| */ |
| boolean isValid(); |
| |
| /** |
| * Similar to the isValid method, but this method throws |
| * Exception (with possibly diagnostic information), instead of |
| * returning false. |
| * |
| * @exception DatatypeException |
| * If the callee supports the diagnosis and the accumulated |
| * literal is invalid, then this exception that possibly |
| * contains diagnosis information is thrown. |
| */ |
| void checkValid() throws DatatypeException; |
| } |