src/hotspot/share/oops/metadata.cpp
author rkennke
Wed, 21 Mar 2018 16:00:41 +0100
changeset 49473 26958d06b585
parent 47216 71c04702a3d5
child 51314 82adcc8ad853
permissions -rw-r--r--
8199739: Use HeapAccess when loading oops from static fields in javaClasses.cpp Reviewed-by: kbarrett, eosterlund

/*
 * Copyright (c) 2011, 2012, 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.
 *
 * 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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 * questions.
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 */

#include "precompiled.hpp"
#include "oops/metadata.hpp"
#include "memory/metaspace.hpp"
#include "memory/resourceArea.hpp"
#include "prims/jvmtiRedefineClasses.hpp"

void Metadata::set_on_stack(const bool value) {
  // nothing to set for most metadata
  // Can't inline because this materializes the vtable on some C++ compilers.
}

void Metadata::print_on(outputStream* st) const {
  ResourceMark rm;
  // print title
  st->print("%s", internal_name());
  print_address_on(st);
  st->cr();
}

char* Metadata::print_value_string() const {
  char buf[256];
  stringStream st(buf, sizeof(buf));
  if (this == NULL) {
    st.print("NULL");
  } else {
    print_value_on(&st);
  }
  return st.as_string();
}