src/hotspot/share/classfile/classListParser.hpp
author hseigel
Mon, 23 Oct 2017 10:42:26 -0400
changeset 47684 c3c04b6e14f8
parent 47216 71c04702a3d5
child 48138 78b2ecdd3c4b
permissions -rw-r--r--
8174954: Parameter target type is allowed access after a module read edge or a package export has occurred after failed resolution Summary: Store resolution exception in resolution_error table and set flag in cpCache indicating resolution failed. Reviewed-by: acorn, jrose, dholmes, lfoltan
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/*
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 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef SHARE_VM_MEMORY_CLASSLISTPARSER_HPP
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#define SHARE_VM_MEMORY_CLASSLISTPARSER_HPP
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#include "utilities/exceptions.hpp"
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#include "utilities/globalDefinitions.hpp"
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class ClassListParser : public StackObj {
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  enum {
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    // Max number of bytes allowed per line in the classlist.
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    // Theoretically Java class names could be 65535 bytes in length. In reality,
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    // 4K bytes is more than enough.
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    _max_allowed_line_len = 4096,
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    _line_buf_extra       = 10, // for detecting input too long
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    _line_buf_size        = _max_allowed_line_len + _line_buf_extra
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  };
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  const char* _classlist_file;
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  FILE* _file;
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  char  _line[_line_buf_size];  // The buffer that holds the current line.
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public:
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  ClassListParser(const char* file);
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  ~ClassListParser();
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  bool parse_one_line();
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  const char* current_class_name() {
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    return _line;
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  }
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};
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#endif // SHARE_VM_MEMORY_CLASSLISTPARSER_HPP