6858708: HotspotDiagnosticMXBean.setVMOption() throws NullPointerException
Summary: Add a null check for the VM option string
Reviewed-by: mchung, ohair
/*
* Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* 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).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.codemodel.internal;
import java.lang.annotation.Annotation;
/**
* Base interface for typed annotation writer.
*
* <p>
* Annotation compiler can generate a strongly typed annotation
* writer to assist applications to write uses of annotations.
* Such typed annotation writer interfaces all derive from
* this common interface.
*
* <p>
* The type parameter 'A' represents the
* @author Kohsuke Kawaguchi
*/
public interface JAnnotationWriter<A extends Annotation> {
/**
* Gets the underlying annotation use object to which we are writing.
*/
JAnnotationUse getAnnotationUse();
/**
* The type of the annotation that this writer is writing.
*/
Class<A> getAnnotationType();
}