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*
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*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/*
* @test
* @bug 4328406
* @summary Tests NPE while removing a BeanContextServices
* @author Mark Davidson
*/
import java.beans.beancontext.BeanContextChild;
import java.beans.beancontext.BeanContextChildSupport;
import java.beans.beancontext.BeanContextServiceProvider;
import java.beans.beancontext.BeanContextServices;
import java.beans.beancontext.BeanContextServicesSupport;
import java.util.Iterator;
public class Test4328406 {
public static void main(String[] args) {
for (int i = 0; i < 10; i++) {
BeanContextServices container = new BeanContextServicesSupport();
BeanContextChild ms1 = new MyService1();
BeanContextServices ms2 = new MyService2();
BeanContextChild mb = new MyBean();
container.add(ms1);
container.add(ms2);
ms2.add(mb);
// exception thrown here
container.remove(ms2);
}
}
}
class MyService1 extends BeanContextChildSupport implements BeanContextServiceProvider {
protected void initializeBeanContextResources() {
super.initializeBeanContextResources();
BeanContextServices bcs = (BeanContextServices) getBeanContext();
bcs.addService(this.getClass(), this);
}
public Object getService(BeanContextServices bcs, Object requestor, Class serviceClass, Object serviceSelector) {
return this;
}
public void releaseService(BeanContextServices bcs, Object requestor, Object
service) {
}
public Iterator getCurrentServiceSelectors(BeanContextServices bcs, Class serviceClass) {
return null;
}
}
class MyService2 extends BeanContextServicesSupport implements BeanContextServiceProvider {
protected void initializeBeanContextResources() {
super.initializeBeanContextResources();
BeanContextServicesSupport bcs = (BeanContextServicesSupport) getBeanContext();
try {
bcs.getService(this, this, MyService1.class, null, this);
}
catch (Exception exception) {
exception.printStackTrace();
}
bcs.addService(this.getClass(), this);
}
protected void releaseBeanContextResources() {
super.releaseBeanContextResources();
BeanContextServices bcs = (BeanContextServices) getBeanContext();
bcs.revokeService(this.getClass(), this, true);
}
public Object getService(BeanContextServices bcs, Object requestor, Class serviceClass, Object serviceSelector) {
return this;
}
public void releaseService(BeanContextServices bcs, Object requestor, Object service) {
}
public Iterator getCurrentServiceSelectors(BeanContextServices bcs, Class serviceClass) {
return null;
}
}
class MyBean extends BeanContextChildSupport {
protected void initializeBeanContextResources() {
super.initializeBeanContextResources();
BeanContextServices bcs = (BeanContextServices) getBeanContext();
try {
bcs.getService(this, this, MyService1.class, null, this);
}
catch (Exception exception) {
exception.printStackTrace();
}
try {
bcs.getService(this, this, MyService2.class, null, this);
}
catch (Exception exception) {
exception.printStackTrace();
}
}
}