| /******************************************************************************* |
| * 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.sling.scripting.sightly.impl.html.dom; |
| |
| import java.io.IOException; |
| |
| |
| /** |
| * Invoked by the <code>HTMLParser</code> when elements are scanned. |
| */ |
| public interface DocumentHandler { |
| |
| /** |
| * Receive notification of unparsed character data. |
| * |
| * @param ch the character buffer |
| * @param off the offset |
| * @param len the length of the unparsed character data |
| * @throws IOException if the characters cannot be processed |
| */ |
| void onCharacters(char[] ch, int off, int len) throws IOException; |
| |
| void onComment(String characters) throws IOException; |
| |
| /** |
| * Receive notification of the beginning of an element. |
| * @param name tag name |
| * @param attList attribute list |
| * @param endSlash flag indicating whether the element is closed with |
| * an ending slash (xhtml-compliant) |
| * @throws IOException if the element cannot be processed |
| */ |
| void onStartElement(String name, AttributeList attList, boolean endSlash) |
| throws IOException; |
| |
| /** |
| * Receive notification of the end of an element. |
| * @param name tag name |
| * @throws IOException if the element cannot be processed |
| */ |
| void onEndElement(String name) |
| throws IOException; |
| |
| /** |
| * Receive notification of parsing start. |
| * |
| * @throws IOException if the parsing operation cannot start |
| */ |
| void onStart() throws IOException; |
| |
| /** |
| * Receive notification of parsing end. |
| * |
| * @throws IOException if the parsing operation cannot end |
| */ |
| void onEnd() throws IOException; |
| } |