com.greenpepper.ogn.ObjectGraphFieldInvocation Maven / Gradle / Ivy
/*
* Copyright (c) 2007 Pyxis Technologies inc.
*
* This 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 of the License, or
* (at your option) any later version.
*
* This software 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA,
* or see the FSF site: http://www.fsf.org.
*/
package com.greenpepper.ogn;
import com.greenpepper.TypeConversion;
import java.lang.reflect.Field;
/**
* ObjectGraphFieldInvocation class.
*
* @author oaouattara
* @version $Id: $Id
*/
public class ObjectGraphFieldInvocation implements ObjectGraphInvocable
{
private final Field field;
private final boolean getter;
/**
* Constructor for ObjectGraphFieldInvocation.
*
* @param field a {@link java.lang.reflect.Field} object.
* @param isGetter a boolean.
*/
public ObjectGraphFieldInvocation(Field field, boolean isGetter)
{
this.field = field;
this.getter = isGetter;
}
/**
* invoke.
*
* @param target a {@link java.lang.Object} object.
* @param args a {@link java.lang.String} object.
* @return a {@link java.lang.Object} object.
* @throws java.lang.Exception if any.
*/
public Object invoke(Object target, String... args) throws Exception
{
if (getter)
{
return field.get(target);
}
else
{
field.set(target, TypeConversion.parse(args[0], field.getType()));
return null;
}
}
}