src/hotspot/share/utilities/ostream.hpp

rev 49895 : [mq]: 8201572-improve-metaspace-reporting

*** 100,111 ****
--- 100,123 ----
     void print_raw_cr(const char* str, int len){ write(str,         len); cr(); }
     void print_data(void* data, size_t len, bool with_ascii);
     void put(char ch);
     void sp(int count = 1);
     void cr();
+    void cr_indent();
     void bol() { if (_position > 0)  cr(); }
  
+    // Print a human readable size.
+    // byte_size: size, in bytes, to be printed.
+    // scale: one of 1 (byte-wise printing), sizeof(word) (word-size printing), K, M, G (scaled by KB, MB, GB respectively,
+    //         or 0, which means the best scale is choosen dynamically.
+    // width: printing width.
+    void print_human_readable_size(size_t byte_size, size_t scale = 0, int width = -1);
+ 
+    // Prints a percentage value. Values smaller than 1% but not 0 are displayed as "<1%", values
+    // larger than 99% but not 100% are displayed as ">100%".
+    void print_percentage(size_t total, size_t part);
+ 
     // Time stamp
     TimeStamp& time_stamp() { return _stamp; }
     void stamp();
     void stamp(bool guard, const char* prefix, const char* suffix);
     void stamp(bool guard) {
*** 150,160 ****
      _str->inc(_amount);
    }
    ~streamIndentor() { _str->dec(_amount); }
  };
  
- 
  // advisory locking for the shared tty stream:
  class ttyLocker: StackObj {
    friend class ttyUnlocker;
   private:
    intx _holder;
--- 162,171 ----