From 8b6fe62f880a7a336e7cf74fe07a1a344fb0428c Mon Sep 17 00:00:00 2001
From: Henry Weller <http://cfd.direct>
Date: Fri, 8 Apr 2016 17:02:02 +0100
Subject: [PATCH] rigidBodyModel: Added operator<<(Ostream&, const
 rigidBodyModel&)

---
 .../test/rigidBodyDynamics/pendulum/pendulum.C        |  2 +-
 src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.C |  9 +++++++++
 src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.H | 11 +++++++++++
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/applications/test/rigidBodyDynamics/pendulum/pendulum.C b/applications/test/rigidBodyDynamics/pendulum/pendulum.C
index 6e8991b9a4..49af5cbdd6 100644
--- a/applications/test/rigidBodyDynamics/pendulum/pendulum.C
+++ b/applications/test/rigidBodyDynamics/pendulum/pendulum.C
@@ -84,7 +84,7 @@ int main(int argc, char *argv[])
     rigidBodyModel pendulum1(dictionary(IFstream("pendulum")()));
     rigidBodyModel pendulum = pendulum1;
 
-    pendulum.write(Info);
+    Info<< pendulum << endl;
 
     // Create the joint-space state fields
     scalarField q(pendulum.nDoF(), Zero);
diff --git a/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.C b/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.C
index 0e8482fc5f..47c7983939 100644
--- a/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.C
+++ b/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.C
@@ -378,4 +378,13 @@ void Foam::RBD::rigidBodyModel::write(Ostream& os) const
 }
 
 
+// * * * * * * * * * * * * * * * Ostream Operator  * * * * * * * * * * * * * //
+
+Foam::Ostream& Foam::RBD::operator<<(Ostream& os, const rigidBodyModel& rbm)
+{
+    rbm.write(os);
+    return os;
+}
+
+
 // ************************************************************************* //
diff --git a/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.H b/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.H
index 57271d3ff2..ff7a0a5391 100644
--- a/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.H
+++ b/src/rigidBodyDynamics/rigidBodyModel/rigidBodyModel.H
@@ -61,6 +61,12 @@ namespace Foam
 namespace RBD
 {
 
+// Forward declaration of friend functions and operators
+class rigidBodyModel;
+
+Ostream& operator<<(Ostream&, const rigidBodyModel&);
+
+
 /*---------------------------------------------------------------------------*\
                          Class rigidBodyModel Declaration
 \*---------------------------------------------------------------------------*/
@@ -326,6 +332,11 @@ public:
 
         //- Write
         virtual void write(Ostream&) const;
+
+
+    // Ostream Operator
+
+        friend Ostream& operator<<(Ostream&, const rigidBodyModel&);
 };