/*

 * Copyright (c) 2014, 2018, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#ifndef SHARE_VM_UTILITIES_STRINGUTILS_HPP

#define SHARE_VM_UTILITIES_STRINGUTILS_HPP

#include "memory/allocation.hpp"

class StringUtils : AllStatic {

public:

  // Replace the substring <from> with another string <to>. <to> must be

  // no longer than <from>. The input string is modified in-place.

  //

  // Replacement is done in a single pass left-to-right. So replace_no_expand("aaa", "aa", "a")

  // will result in "aa", not "a".

  //

  // Returns the count of substrings that have been replaced.

  static int replace_no_expand(char* string, const char* from, const char* to);

  // Compute string similarity based on Dice's coefficient

  static double similarity(const char* str1, size_t len1, const char* str2, size_t len2);

};

#endif // SHARE_VM_UTILITIES_STRINGUTILS_HPP