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/* Copyright (C) 2016 The Android Open Source Project
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This file implements interfaces from the file jvmti.h. This implementation
* is licensed under the same terms as the file jvmti.h. The
* copyright and license information for the file jvmti.h follows.
*
* Copyright (c) 2003, 2011, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include "ti_class_definition.h"
#include "dex_file.h"
#include "handle_scope-inl.h"
#include "handle.h"
#include "mirror/class-inl.h"
#include "mirror/object-inl.h"
#include "thread.h"
namespace openjdkjvmti {
bool ArtClassDefinition::IsModified(art::Thread* self) const {
if (modified) {
return true;
}
// Check if the dex file we want to set is the same as the current one.
art::StackHandleScope<1> hs(self);
art::Handle<art::mirror::Class> h_klass(hs.NewHandle(self->DecodeJObject(klass)->AsClass()));
const art::DexFile& cur_dex_file = h_klass->GetDexFile();
return static_cast<jint>(cur_dex_file.Size()) != dex_len ||
memcmp(cur_dex_file.Begin(), dex_data.get(), dex_len) != 0;
}
} // namespace openjdkjvmti