| /* | ||
| * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | ||
| * | ||
| * This software is open source. | ||
| * See the bottom of this file for the licence. | ||
| * | ||
| * $Id: DocumentInputSource.java,v 1.6 2004/06/25 08:03:36 maartenc Exp $ | ||
| */ | ||
| package org.dom4j.io; | ||
| import java.io.IOException; | ||
| import java.io.Reader; | ||
| import java.io.StringReader; | ||
| import java.io.StringWriter; | ||
| import org.dom4j.Document; | ||
| import org.xml.sax.InputSource; | ||
| /** <p><code>DocumentInputSource</code> implements a SAX {@link InputSource} | ||
| * for a {@link Document}.</p> | ||
| * | ||
| * @author <a href="mailto:james.strachan@metastuff.com">James Strachan</a> | ||
| * @version $Revision: 1.6 $ | ||
| */ | ||
| class DocumentInputSource extends InputSource { | ||
| /** The document source */ | ||
| private Document document; | ||
| 0x | public DocumentInputSource() { | |
| 0x | } | |
| 4x | public DocumentInputSource(Document document) { | |
| 4x | this.document = document; | |
| 4x | setSystemId( document.getName() ); | |
| 4x | } | |
| // Properties | ||
| //------------------------------------------------------------------------- | ||
| /** @return the document which is being used as the SAX {@link InputSource} | ||
| */ | ||
| public Document getDocument() { | ||
| 4x | return document; | |
| } | ||
| /** Sets the document used as the SAX {@link InputSource} | ||
| */ | ||
| public void setDocument(Document document) { | ||
| 0x | this.document = document; | |
| 0x | setSystemId( document.getName() ); | |
| 0x | } | |
| // Overloaded methods | ||
| //------------------------------------------------------------------------- | ||
| /** This method is not supported as this source is always a | ||
| * {@link Document} instance. | ||
| * | ||
| * @throws UnsupportedOperationException as this method is unsupported | ||
| */ | ||
| public void setCharacterStream(Reader characterStream) | ||
| throws UnsupportedOperationException { | ||
| 0x | throw new UnsupportedOperationException(); | |
| } | ||
| /** Note this method is quite inefficent, it turns the in memory XML tree | ||
| * object model into a single block of text which can then be read by | ||
| * other XML parsers. Should only be used with care. | ||
| */ | ||
| public Reader getCharacterStream() { | ||
| try { | ||
| 0x | StringWriter out = new StringWriter(); | |
| 0x | XMLWriter writer = new XMLWriter( out ); | |
| 0x | writer.write( document ); | |
| 0x | writer.flush(); | |
| 0x | return new StringReader( out.toString() ); | |
| } | ||
| catch (final IOException e) { | ||
| // this should never really happen | ||
| // but for completeness we'll return a Reader | ||
| // with the embedded exception inside it | ||
| 0x | return new Reader() { | |
| public int read(char ch[], int offset, int length) | ||
| throws IOException { | ||
| throw e; | ||
| } | ||
| public void close() throws IOException { | ||
| } | ||
| }; | ||
| } | ||
| } | ||
| } | ||
| /* | ||
| * Redistribution and use of this software and associated documentation | ||
| * ("Software"), with or without modification, are permitted provided | ||
| * that the following conditions are met: | ||
| * | ||
| * 1. Redistributions of source code must retain copyright | ||
| * statements and notices. Redistributions must also contain a | ||
| * copy of this document. | ||
| * | ||
| * 2. Redistributions in binary form must reproduce the | ||
| * above copyright notice, this list of conditions and the | ||
| * following disclaimer in the documentation and/or other | ||
| * materials provided with the distribution. | ||
| * | ||
| * 3. The name "DOM4J" must not be used to endorse or promote | ||
| * products derived from this Software without prior written | ||
| * permission of MetaStuff, Ltd. For written permission, | ||
| * please contact dom4j-info@metastuff.com. | ||
| * | ||
| * 4. Products derived from this Software may not be called "DOM4J" | ||
| * nor may "DOM4J" appear in their names without prior written | ||
| * permission of MetaStuff, Ltd. DOM4J is a registered | ||
| * trademark of MetaStuff, Ltd. | ||
| * | ||
| * 5. Due credit should be given to the DOM4J Project - | ||
| * http://www.dom4j.org | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS | ||
| * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT | ||
| * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | ||
| * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL | ||
| * METASTUFF, LTD. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | ||
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
| * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| * | ||
| * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | ||
| * | ||
| * $Id: DocumentInputSource.java,v 1.6 2004/06/25 08:03:36 maartenc Exp $ | ||
| */ |