From 990537d5f1403244891d8d7baff001d25ab813d7 Mon Sep 17 00:00:00 2001
From: Harry Moffat <hkmoffa@sandia.gov>
Date: Mon, 4 Feb 2008 00:30:31 +0000
Subject: [PATCH] Added a duplicator routine.

---
 Cantera/src/thermo/PDSS.cpp | 14 ++++++++++++++
 Cantera/src/thermo/PDSS.h   | 13 +++++++++++--
 2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/Cantera/src/thermo/PDSS.cpp b/Cantera/src/thermo/PDSS.cpp
index 4bddd6567..ad80d58e0 100644
--- a/Cantera/src/thermo/PDSS.cpp
+++ b/Cantera/src/thermo/PDSS.cpp
@@ -139,6 +139,20 @@ namespace Cantera {
   PDSS::~PDSS() { 
   }
   
+  // Duplicator from the %PDSS parent class
+  /*
+   * Given a pointer to a %PDSS object, this function will
+   * duplicate the %PDSS object and all underlying structures.
+   * This is basically a wrapper around the copy constructor.
+   *
+   * @return returns a pointer to a %PDSS
+   */
+  PDSS *PDSS::duplMyselfAsPDSS() const {
+    PDSS *ip = new PDSS(*this);
+    return ip;
+  }
+
+
   void PDSS::constructPDSS(ThermoPhase *tp, int spindex) {
     initThermo();
   }
diff --git a/Cantera/src/thermo/PDSS.h b/Cantera/src/thermo/PDSS.h
index a266c62c9..487f75bf8 100644
--- a/Cantera/src/thermo/PDSS.h
+++ b/Cantera/src/thermo/PDSS.h
@@ -112,10 +112,20 @@ namespace Cantera {
 
     //! Destructor for the phase
     virtual ~PDSS();
+
+    //! Duplication routine for objects which inherit from %PDSS
+    /*!
+     *  This virtual routine can be used to duplicate %PDSS  objects
+     *  inherited from %PDSS even if the application only has
+     *  a pointer to %PDSS to work with.
+     *
+     * @return returns a pointer to the base %PDSS object type
+     */
+    virtual PDSS *duplMyselfAsPDSS() const;
         
     /**
      *   
-     * @name  Utilities  
+     * @name  Utilities
      * @{
      */
 
@@ -189,7 +199,6 @@ namespace Cantera {
      * Get the difference in the standard state thermodynamic properties
      * between the current pressure. and the reference pressure, p0
      */
-
     virtual doublereal enthalpyDelp_mole() const;
     virtual doublereal intEnergyDelp_mole() const;
     virtual doublereal entropyDelp_mole() const;