1 /*
   2  * Copyright (c) 2005, 2018, 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 "classfile/symbolTable.hpp"
  27 #include "interpreter/bytecodeStream.hpp"
  28 #include "memory/universe.hpp"
  29 #include "oops/fieldStreams.hpp"
  30 #include "prims/jvmtiClassFileReconstituter.hpp"
  31 #include "runtime/handles.inline.hpp"
  32 #include "runtime/signature.hpp"
  33 #include "utilities/bytes.hpp"
  34 
  35 // FIXME: add Deprecated attribute
  36 // FIXME: fix Synthetic attribute
  37 // FIXME: per Serguei, add error return handling for ConstantPool::copy_cpool_bytes()
  38 
  39 JvmtiConstantPoolReconstituter::JvmtiConstantPoolReconstituter(InstanceKlass* ik) {
  40   set_error(JVMTI_ERROR_NONE);
  41   _ik = ik;
  42   _cpool = constantPoolHandle(Thread::current(), ik->constants());
  43   _symmap = new SymbolHashMap();
  44   _classmap = new SymbolHashMap();
  45   _cpool_size = _cpool->hash_entries_to(_symmap, _classmap);
  46   if (_cpool_size == 0) {
  47     set_error(JVMTI_ERROR_OUT_OF_MEMORY);
  48   } else if (_cpool_size < 0) {
  49     set_error(JVMTI_ERROR_INTERNAL);

   1 /*
   2  * Copyright (c) 2005, 2019, 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 "classfile/symbolTable.hpp"
  27 #include "interpreter/bytecodeStream.hpp"
  28 #include "memory/universe.hpp"
  29 #include "oops/fieldStreams.inline.hpp"
  30 #include "prims/jvmtiClassFileReconstituter.hpp"
  31 #include "runtime/handles.inline.hpp"
  32 #include "runtime/signature.hpp"
  33 #include "utilities/bytes.hpp"
  34 
  35 // FIXME: add Deprecated attribute
  36 // FIXME: fix Synthetic attribute
  37 // FIXME: per Serguei, add error return handling for ConstantPool::copy_cpool_bytes()
  38 
  39 JvmtiConstantPoolReconstituter::JvmtiConstantPoolReconstituter(InstanceKlass* ik) {
  40   set_error(JVMTI_ERROR_NONE);
  41   _ik = ik;
  42   _cpool = constantPoolHandle(Thread::current(), ik->constants());
  43   _symmap = new SymbolHashMap();
  44   _classmap = new SymbolHashMap();
  45   _cpool_size = _cpool->hash_entries_to(_symmap, _classmap);
  46   if (_cpool_size == 0) {
  47     set_error(JVMTI_ERROR_OUT_OF_MEMORY);
  48   } else if (_cpool_size < 0) {
  49     set_error(JVMTI_ERROR_INTERNAL);