/*
* Copyright (c) 2016, 2017, Oracle and/or its affiliates. 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.oracle.svm.core.annotate;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
Methods annotated with this annotation have restricted access to the heap. This annotation is
checked transitively, i.e., callees of the annotated method do not need to be annotated.
/**
* Methods annotated with this annotation have restricted access to the heap. This annotation is
* checked transitively, i.e., callees of the annotated method do not need to be annotated.
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD, ElementType.CONSTRUCTOR})
public @interface RestrictHeapAccess {
enum Access {
UNRESTRICTED,
NO_ALLOCATION,
NO_HEAP_ACCESS;
public boolean isMoreRestrictiveThan(Access other) {
return ordinal() > other.ordinal();
}
}
Access access();
When overridesCallers
is enabled and this method is (transitively) called from a caller with restricted heap access, override the caller's restrictions with those of this method from access
. /**
* When {@link #overridesCallers} is enabled and this method is (transitively) called from a
* caller with restricted heap access, override the caller's restrictions with those of this
* method from {@link #access}.
*/
boolean overridesCallers() default false;
String reason();
boolean mayBeInlined() default false;
}