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/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "stack_trace_element.h"

#include "class.h"
#include "gc/accounting/card_table-inl.h"
#include "object-inl.h"
#include "string.h"

namespace art {
namespace mirror {

Class* StackTraceElement::java_lang_StackTraceElement_ = NULL;

void StackTraceElement::SetClass(Class* java_lang_StackTraceElement) {
  CHECK(java_lang_StackTraceElement_ == NULL);
  CHECK(java_lang_StackTraceElement != NULL);
  java_lang_StackTraceElement_ = java_lang_StackTraceElement;
}

void StackTraceElement::ResetClass() {
  CHECK(java_lang_StackTraceElement_ != NULL);
  java_lang_StackTraceElement_ = NULL;
}

StackTraceElement* StackTraceElement::Alloc(Thread* self,
                                            String* declaring_class,
                                            String* method_name,
                                            String* file_name,
                                            int32_t line_number) {
  StackTraceElement* trace =
      down_cast<StackTraceElement*>(GetStackTraceElement()->AllocObject(self));
  trace->SetFieldObject(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, declaring_class_),
                        const_cast<String*>(declaring_class), false);
  trace->SetFieldObject(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, method_name_),
                        const_cast<String*>(method_name), false);
  trace->SetFieldObject(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, file_name_),
                        const_cast<String*>(file_name), false);
  trace->SetField32(OFFSET_OF_OBJECT_MEMBER(StackTraceElement, line_number_),
                    line_number, false);
  return trace;
}

}  // namespace mirror
}  // namespace art