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-/* gnu.java.beans.decoder.ConstructorContext
- 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.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-import java.util.ArrayList;
-
-/** A ConstructorContext is a {@link Context} implementation which collects the parameters for a constructor
- * call and instantiates the result object using that constructor. After that sub-contexts can invoke
- * methods on the result object.
- *
- * <p>The constructor is invoked when a sub-context is a statement or the Context ends.</p>
- *
- * @author Robert Schuster
- */
-class ConstructorContext extends AbstractCreatableObjectContext
-{
- private ArrayList arguments = new ArrayList();
- private Class klass;
-
- ConstructorContext(String id, Class newClass)
- {
- setId(id);
- // sets superclass field
- klass = newClass;
- }
-
- /* (non-Javadoc)
- * @see gnu.java.beans.decoder.Context#addObject(java.lang.Object)
- */
- protected void addParameterObjectImpl(Object o)
- {
- arguments.add(o);
- }
-
- protected Object createObject(Context outerContext)
- throws AssemblyException
- {
- Object[] args = arguments.toArray();
-
- try
- {
- Constructor constructor = MethodFinder.getConstructor(klass, args);
-
- // instantiates object (klass field gets re-set by superclass)
- return constructor.newInstance(args);
- }
- catch (NoSuchMethodException nsme)
- {
- throw new AssemblyException(nsme);
- }
- catch (InvocationTargetException ite)
- {
- throw new AssemblyException(ite.getCause());
- }
- catch (IllegalAccessException iae)
- {
- throw new AssemblyException(iae);
- }
- catch (InstantiationException ie)
- {
- throw new AssemblyException(ie);
- }
- }
-
-}
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