1 /*
   2  * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "ci/ciNullObject.hpp"
  27 #include "ci/ciObjArray.hpp"
  28 #include "ci/ciUtilities.inline.hpp"
  29 #include "oops/objArrayOop.inline.hpp"
  30 
  31 // ciObjArray
  32 //
  33 // This class represents an objArrayOop in the HotSpot virtual
  34 // machine.
  35 
  36 ciObject* ciObjArray::obj_at(int index) {
  37   VM_ENTRY_MARK;
  38   objArrayOop array = get_objArrayOop();
  39   if (index < 0 || index >= array->length()) return NULL;
  40   oop o = array->obj_at(index);
  41   if (o == NULL) {
  42     return ciNullObject::make();
  43   } else {
  44     return CURRENT_ENV->get_object(o);
  45   }
  46 }