code: public void setVariable(String variableName, int variableValue) throws VariableNotDefinedException {
          setVariable(variableName, Integer.toString(variableValue));
      }
docs: Sets a template variable to an integer value.
  <p>
  Convenience method for: <code>setVariable (variableName, Integer.toString(variableValue))</code>
  
  @param variableName the name of the variable to be set. Case-insensitive.
  @param variableValue the new value of the variable.
  @throws VariableNotDefinedException when no variable with the specified name exists in the template.