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Diffstat (limited to 'libjava/gnu/java/beans/decoder/SimpleHandler.java')
-rw-r--r-- | libjava/gnu/java/beans/decoder/SimpleHandler.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/libjava/gnu/java/beans/decoder/SimpleHandler.java b/libjava/gnu/java/beans/decoder/SimpleHandler.java deleted file mode 100644 index bc187e8a052..00000000000 --- a/libjava/gnu/java/beans/decoder/SimpleHandler.java +++ /dev/null @@ -1,111 +0,0 @@ -/* gnu.java.beans.decoder.SimpleHandler - Copyright (C) 2004 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.java.beans.decoder; - -import java.beans.ExceptionListener; - -import org.xml.sax.Attributes; - -/** XML element handler that is specialized on tags that contains a simple string in their - * body which has to be parsed in a specific way. - * <p>All of these tags have in common that they do not accept attributes. A warning is - * send to the parser's ExceptionListener when one or more attributes exist.</p> - * - * @author Robert Schuster - */ -abstract class SimpleHandler extends AbstractElementHandler -{ - private ObjectContext context; - - /** - * @param PersistenceParser - */ - SimpleHandler(ElementHandler parent) - { - super(parent, false); - - // SimpleHandler do not accept any subelements - } - - protected final Context startElement(Attributes attributes, ExceptionListener exceptionListener) - throws AssemblyException - { - - // note: simple elements should not have any attributes. We inform - // the user of this syntactical but uncritical problem by sending - // an IllegalArgumentException for each unneccessary attribute - int size = attributes.getLength(); - for (int i = 0; i < size; i++) { - String attributeName = attributes.getQName(i); - Exception e = - new IllegalArgumentException( - "Unneccessary attribute '" - + attributeName - + "' discarded."); - exceptionListener.exceptionThrown(e); - } - - return context = new ObjectContext(); - } - - public void endElement(String characters) - throws AssemblyException, AssemblyException - { - // reports the number when the character data can be parsed - try - { - context.setObject(parse(characters)); - } - catch (NumberFormatException nfe) - { - throw new AssemblyException(nfe); - } - } - - /** Returns an object that is created from the given characters. If the string is - * converted into a number a NumberFormatException is cathed and reported - * appropriately. - * - * @param characters A string of characters that has to be processed in some way. - * @return An Object instance generated from the given data. - * @throws AssemblerException When the string was invalid. - * @throws NumberFormatException When the string could not be parsed into a number. - */ - protected abstract Object parse(String characters) - throws AssemblyException, NumberFormatException; -} |