src/hotspot/share/classfile/compactHashtable.hpp

*** 1,7 ***
  /*
!  * Copyright (c) 1997, 2024, 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.
--- 1,7 ---
  /*
!  * Copyright (c) 1997, 2025, 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.

*** 283,23 ***
      }
      return nullptr;
    }
  
    template <class ITER>
!   inline void iterate(ITER* iter) const {
      for (u4 i = 0; i < _bucket_count; i++) {
        u4 bucket_info = _buckets[i];
        u4 bucket_offset = BUCKET_OFFSET(bucket_info);
        int bucket_type = BUCKET_TYPE(bucket_info);
        u4* entry = _entries + bucket_offset;
  
        if (bucket_type == VALUE_ONLY_BUCKET_TYPE) {
!         iter->do_value(decode(entry[0]));
        } else {
!         u4*entry_max = _entries + BUCKET_OFFSET(_buckets[i + 1]);
          while (entry < entry_max) {
!           iter->do_value(decode(entry[1]));
            entry += 2;
          }
        }
      }
    }
--- 283,31 ---
      }
      return nullptr;
    }
  
    template <class ITER>
!   inline void iterate(ITER* iter) const { iterate([&](V v) { iter->do_value(v); }); }
+ 
+   template<typename Function>
+   inline void iterate(const Function& function) const { // lambda enabled API
+     iterate(const_cast<Function&>(function));
+   }
+ 
+   template<typename Function>
+   inline void iterate(Function& function) const { // lambda enabled API
      for (u4 i = 0; i < _bucket_count; i++) {
        u4 bucket_info = _buckets[i];
        u4 bucket_offset = BUCKET_OFFSET(bucket_info);
        int bucket_type = BUCKET_TYPE(bucket_info);
        u4* entry = _entries + bucket_offset;
  
        if (bucket_type == VALUE_ONLY_BUCKET_TYPE) {
!         function(decode(entry[0]));
        } else {
!         u4* entry_max = _entries + BUCKET_OFFSET(_buckets[i + 1]);
          while (entry < entry_max) {
!           function(decode(entry[1]));
            entry += 2;
          }
        }
      }
    }