| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| |
| */ |
| package org.apache.batik.parser; |
| |
| import java.io.IOException; |
| |
| /** |
| * This class implements an event-based parser for the SVG Number |
| * list values. |
| * |
| * @author tonny@kiyut.com |
| * @version $Id$ |
| */ |
| public class NumberListParser extends NumberParser { |
| /** |
| * The number list handler used to report parse events. |
| */ |
| protected NumberListHandler numberListHandler; |
| |
| |
| /** Creates a new instance of NumberListParser */ |
| public NumberListParser() { |
| numberListHandler = DefaultNumberListHandler.INSTANCE; |
| } |
| |
| /** |
| * Allows an application to register a number list handler. |
| * |
| * <p>If the application does not register a handler, all |
| * events reported by the parser will be silently ignored. |
| * |
| * <p>Applications may register a new or different handler in the |
| * middle of a parse, and the parser must begin using the new |
| * handler immediately.</p> |
| * @param handler The number list handler. |
| */ |
| public void setNumberListHandler(NumberListHandler handler) { |
| numberListHandler = handler; |
| } |
| |
| /** |
| * Returns the number list handler in use. |
| */ |
| public NumberListHandler getNumberListHandler() { |
| return numberListHandler; |
| } |
| |
| /** |
| * Parses the given reader. |
| */ |
| protected void doParse() throws ParseException, IOException { |
| numberListHandler.startNumberList(); |
| |
| current = reader.read(); |
| skipSpaces(); |
| |
| try { |
| for (;;) { |
| numberListHandler.startNumber(); |
| float f = parseFloat(); |
| numberListHandler.numberValue(f); |
| numberListHandler.endNumber(); |
| skipCommaSpaces(); |
| if (current == -1) { |
| break; |
| } |
| } |
| } catch (NumberFormatException e) { |
| reportUnexpectedCharacterError( current ); |
| } |
| numberListHandler.endNumberList(); |
| } |
| } |