| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 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 end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``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 THE APACHE SOFTWARE FOUNDATION 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 1999, International |
| * Business Machines, Inc., http://www.apache.org. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package xni; |
| |
| import org.apache.xerces.xni.Augmentations; |
| import org.apache.xerces.xni.QName; |
| import org.apache.xerces.xni.XMLAttributes; |
| import org.apache.xerces.xni.XNIException; |
| |
| /** |
| * This sample demonstrates how to create a filter for the document |
| * "streaming" information set that turns element names into upper |
| * case. |
| * <p> |
| * <strong>Note:</strong> This sample does not contain a |
| * <code>main</code> method and cannot be run. It is only for |
| * demonstration purposes. |
| * |
| * @author Andy Clark, IBM |
| * |
| * @version $Id$ |
| */ |
| public class UpperCaseFilter |
| extends PassThroughFilter { |
| |
| // |
| // Data |
| // |
| |
| /** |
| * Temporary QName structure used by the <code>toUpperCase</code> |
| * method. It should not be used anywhere else. |
| * |
| * @see #toUpperCase |
| */ |
| private final QName fQName = new QName(); |
| |
| // |
| // XMLDocumentHandler methods |
| // |
| |
| /** |
| * The start of an element. |
| * |
| * @param element The name of the element. |
| * @param attributes The element attributes. |
| * |
| * @throws XNIException Thrown by handler to signal an error. |
| */ |
| public void startElement(QName element, XMLAttributes attributes, Augmentations augs) |
| throws XNIException { |
| super.startElement(toUpperCase(element), attributes, augs); |
| } // startElement(QName,XMLAttributes) |
| |
| /** |
| * An empty element. |
| * |
| * @param element The name of the element. |
| * @param attributes The element attributes. |
| * |
| * @throws XNIException Thrown by handler to signal an error. |
| */ |
| public void emptyElement(QName element, XMLAttributes attributes, Augmentations augs) |
| throws XNIException { |
| super.emptyElement(toUpperCase(element), attributes, augs); |
| } // emptyElement(QName,XMLAttributes) |
| |
| /** |
| * The end of an element. |
| * |
| * @param element The name of the element. |
| * |
| * @throws XNIException Thrown by handler to signal an error. |
| */ |
| public void endElement(QName element, Augmentations augs) |
| throws XNIException { |
| super.endElement(toUpperCase(element), augs); |
| } // endElement(QName) |
| |
| // |
| // Protected methods |
| // |
| |
| /** |
| * This method upper-cases the prefix, localpart, and rawname |
| * fields in the specified QName and returns a different |
| * QName object containing the upper-cased string values. |
| * |
| * @param qname The QName to upper-case. |
| */ |
| protected QName toUpperCase(QName qname) { |
| String prefix = qname.prefix != null |
| ? qname.prefix.toUpperCase() : null; |
| String localpart = qname.localpart != null |
| ? qname.localpart.toUpperCase() : null; |
| String rawname = qname.rawname != null |
| ? qname.rawname.toUpperCase() : null; |
| String uri = qname.uri; |
| fQName.setValues(prefix, localpart, rawname, uri); |
| return fQName; |
| } // toUpperCase(QName):QName |
| |
| } // class UpperCaseFilter |