1.1 --- a/src/core/global-value.cc	Thu Jul 02 16:38:53 2009 +0200
     1.2 +++ b/src/core/global-value.cc	Fri Jul 03 13:43:43 2009 +0200
     1.3 @@ -174,6 +174,30 @@
     1.4  {
     1.5    return GetVector ()->end ();
     1.6  }
     1.7 +
     1.8 +bool
     1.9 +GlobalValue::GetValueByNameFailSafe (std::string name, AttributeValue &value)
    1.10 +{
    1.11 +  for (GlobalValue::Iterator gvit = GlobalValue::Begin (); gvit != GlobalValue::End (); ++gvit)
    1.12 +    {
    1.13 +      if ((*gvit)->GetName () == name)
    1.14 +         {
    1.15 +           (*gvit)->GetValue (value);  
    1.16 +           return true;
    1.17 +         }
    1.18 +    } 
    1.19 +  return false; // not found
    1.20 +}
    1.21 +
    1.22 +void
    1.23 +GlobalValue::GetValueByName (std::string name, AttributeValue &value)
    1.24 +{
    1.25 +  if (! GetValueByNameFailSafe (name, value))
    1.26 +    {
    1.27 +      NS_FATAL_ERROR ("Could not find GlobalValue named \"" << name << "\"");
    1.28 +    }
    1.29 +}
    1.30 +
    1.31  GlobalValue::Vector *
    1.32  GlobalValue::GetVector (void)
    1.33  {

     2.1 --- a/src/core/global-value.h	Thu Jul 02 16:38:53 2009 +0200
     2.2 +++ b/src/core/global-value.h	Fri Jul 03 13:43:43 2009 +0200
     2.3 @@ -114,6 +114,30 @@
     2.4     * \returns an iterator which represents a pointer to the last GlobalValue registered.
     2.5     */
     2.6    static Iterator End (void);
     2.7 +
     2.8 +
     2.9 +  /** 
    2.10 +   * finds the GlobalValue with the given name and returns its value
    2.11 +   * 
    2.12 +   * @param name the name of the GlobalValue to be found
    2.13 +   * @param value where to store the value of the found GlobalValue
    2.14 +   * 
    2.15 +   * @return true if the GlobalValue was found, false otherwise
    2.16 +   */
    2.17 +  static bool GetValueByNameFailSafe (std::string name, AttributeValue &value);
    2.18 +
    2.19 +  /** 
    2.20 +   * finds the GlobalValue with the given name and returns its
    2.21 +   * value. This method cannot fail, i.e., it will trigger a
    2.22 +   * NS_FATAL_ERROR if the requested GlobalValue is not found.
    2.23 +   * 
    2.24 +   * @param name the name of the GlobalValue to be found
    2.25 +   * @param value where to store the value of the found GlobalValue
    2.26 +   * 
    2.27 +   */
    2.28 +  static void GetValueByName (std::string name, AttributeValue &value);
    2.29 +  
    2.30 +
    2.31  private:
    2.32    friend class GlobalValueTests;
    2.33    static Vector *GetVector (void);