src/share/vm/utilities/ostream.hpp

rev 4136 : 7116786: RFE: Detailed information on VerifyErrors
Summary: Provide additional detail in VerifyError messages
Reviewed-by: sspitsyn, acorn

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2011, 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, 2012, 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.
*** 57,69 ****
     // creation
     outputStream(int width = 80);
     outputStream(int width, bool has_time_stamps);
  
     // indentation
!    void indent();
     void inc() { _indentation++; };
     void dec() { _indentation--; };
     int  indentation() const    { return _indentation; }
     void set_indentation(int i) { _indentation = i;    }
     void fill_to(int col);
     void move_to(int col, int slop = 6, int min_space = 2);
  
--- 57,71 ----
     // creation
     outputStream(int width = 80);
     outputStream(int width, bool has_time_stamps);
  
     // indentation
!    outputStream& indent();
     void inc() { _indentation++; };
     void dec() { _indentation--; };
+    void inc(int n) { _indentation += n; };
+    void dec(int n) { _indentation -= n; };
     int  indentation() const    { return _indentation; }
     void set_indentation(int i) { _indentation = i;    }
     void fill_to(int col);
     void move_to(int col, int slop = 6, int min_space = 2);
  
*** 82,91 ****
--- 84,94 ----
     void vprint_cr(const char* format, va_list argptr);
     void print_raw(const char* str)            { write(str, strlen(str)); }
     void print_raw(const char* str, int len)   { write(str,         len); }
     void print_raw_cr(const char* str)         { write(str, strlen(str)); cr(); }
     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 bol() { if (_position > 0)  cr(); }
  
*** 120,129 ****
--- 123,145 ----
  // standard output
  // ANSI C++ name collision
  extern outputStream* tty;           // tty output
  extern outputStream* gclog_or_tty;  // stream for gc log if -Xloggc:<f>, or tty
  
+ class streamIndentor : public StackObj {
+  private:
+   outputStream* _str;
+   int _amount;
+ 
+  public:
+   streamIndentor(outputStream* str, int amt = 2) : _str(str), _amount(amt) {
+     _str->inc(_amount);
+   }
+   ~streamIndentor() { _str->dec(_amount); }
+ };
+ 
+ 
  // advisory locking for the shared tty stream:
  class ttyLocker: StackObj {
    friend class ttyUnlocker;
   private:
    intx _holder;