| /* TextConsumer.java -- |
| Copyright (C) 1999,2000,2001 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package gnu.xml.pipeline; |
| |
| import java.io.*; |
| |
| import org.xml.sax.*; |
| |
| import gnu.xml.util.XMLWriter; |
| |
| |
| /** |
| * Terminates a pipeline, consuming events to print them as well formed |
| * XML (or XHTML) text. |
| * |
| * <p> Input must be well formed, and must include XML names (e.g. the |
| * prefixes and prefix declarations must be present), or the output of |
| * this class is undefined. |
| * |
| * @see NSFilter |
| * @see WellFormednessFilter |
| * |
| * @author David Brownell |
| */ |
| public class TextConsumer extends XMLWriter implements EventConsumer |
| { |
| /** |
| * Constructs an event consumer which echoes its input as text, |
| * optionally adhering to some basic XHTML formatting options |
| * which increase interoperability with old (v3) browsers. |
| * |
| * <p> For the best interoperability, when writing as XHTML only |
| * ASCII characters are emitted; other characters are turned to |
| * entity or character references as needed, and no XML declaration |
| * is provided in the document. |
| */ |
| public TextConsumer (Writer w, boolean isXhtml) |
| throws IOException |
| { |
| super (w, isXhtml ? "US-ASCII" : null); |
| setXhtml (isXhtml); |
| } |
| |
| /** |
| * Constructs a consumer that writes its input as XML text. |
| * XHTML rules are not followed. |
| */ |
| public TextConsumer (Writer w) |
| throws IOException |
| { |
| this (w, false); |
| } |
| |
| /** |
| * Constructs a consumer that writes its input as XML text, |
| * encoded in UTF-8. XHTML rules are not followed. |
| */ |
| public TextConsumer (OutputStream out) |
| throws IOException |
| { |
| this (new OutputStreamWriter (out, "UTF8"), false); |
| } |
| |
| /** <b>EventConsumer</b> Returns the document handler being used. */ |
| public ContentHandler getContentHandler () |
| { return this; } |
| |
| /** <b>EventConsumer</b> Returns the dtd handler being used. */ |
| public DTDHandler getDTDHandler () |
| { return this; } |
| |
| /** <b>XMLReader</b>Retrieves a property (lexical and decl handlers) */ |
| public Object getProperty (String propertyId) |
| throws SAXNotRecognizedException |
| { |
| if (EventFilter.LEXICAL_HANDLER.equals (propertyId)) |
| return this; |
| if (EventFilter.DECL_HANDLER.equals (propertyId)) |
| return this; |
| throw new SAXNotRecognizedException (propertyId); |
| } |
| } |