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-/* gnu.java.beans.decoder.ArrayHandler
- 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 java.util.HashMap;
-
-import org.xml.sax.Attributes;
-
-/** ArrayHandler processes the <array> tag. Depending on the existance of the 'length' attribute a Context for
- * a fixed-size or growable array is created.
- *
- * @author Robert Schuster
- */
-class ArrayHandler extends AbstractElementHandler
-{
- /** Contains a mapping between a textual description of a primitive type (like "byte") and
- * its corresponding wrapper class. This allows it to easily construct Array objects for
- * primitive data types.
- */
- private static HashMap typeMap = new HashMap();
-
- static
- {
- typeMap.put("byte", Byte.TYPE);
- typeMap.put("short", Short.TYPE);
- typeMap.put("int", Integer.TYPE);
- typeMap.put("long", Long.TYPE);
-
- typeMap.put("float", Float.TYPE);
- typeMap.put("double", Double.TYPE);
-
- typeMap.put("boolean", Boolean.TYPE);
-
- typeMap.put("char", Character.TYPE);
- }
-
- /**
- * @param PersistenceParser
- */
- ArrayHandler(ElementHandler parent)
- {
- super(parent, true);
- }
-
- protected Context startElement(Attributes attributes, ExceptionListener exceptionListener)
- throws AssemblyException, AssemblyException
- {
- String id = attributes.getValue("id");
- String className = attributes.getValue("class");
-
- if (className != null)
- {
- try
- {
- Class klass;
-
- if (typeMap.containsKey(className))
- klass = (Class) typeMap.get(className);
- else
- klass = instantiateClass(className);
-
- String length = attributes.getValue("length");
- if (length != null)
- // creates Array with predefined length
- return new ArrayContext(id, klass, Integer.parseInt(length));
- else
- // creates Array without length restriction
- return new GrowableArrayContext(id, klass);
- }
- catch (ClassNotFoundException cnfe)
- {
- throw new AssemblyException(cnfe);
- }
- catch (NumberFormatException nfe)
- {
- throw new AssemblyException(nfe);
- }
- }
-
- throw new AssemblyException(new IllegalArgumentException("Missing 'class' attribute in <array> tag."));
- }
-}
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