/*
* Copyright (c) 1995 - 2008 Sun Microsystems, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of Sun Microsystems nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR
* 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.
*/
import java.beans.beancontext.BeanContextChildSupport;
import java.beans.beancontext.BeanContextSupport;
/**
* A test program that adds a bean to a beancontext, and reports on various
* aspects of the context's membership state. This program also shows that a
* bean's getBeanContext() method can be called to get a reference to its
* enclosing context.
*/
public class Example1 {
private static BeanContextSupport context = new BeanContextSupport(); // The
// BeanContext
private static BeanContextChildSupport bean = new BeanContextChildSupport(); // The
// JavaBean
public static void main(String[] args) {
report();
// Add the bean to the context
System.out.println("Adding bean to context...");
context.add(bean);
report();
}
private static void report() {
// Is the context empty?
System.out.println("Is the context empty? " + context.isEmpty());
// Has the context been set for the child bean?
boolean result = (bean.getBeanContext() != null);
System.out.println("Does the bean have a context yet? " + result);
// Number of children in the context
System.out.println("Number of children in the context: " + context.size());
// Is the specific bean a member of the context?
System.out.println("Is the bean a member of the context? "
+ context.contains(bean));
// Equality test
if (bean.getBeanContext() != null) {
boolean isEqual = (bean.getBeanContext() == context); // true means both
// references point
// to the same
// object
System.out.println("Contexts are the same? " + isEqual);
}
}
}