From 71cc79a54b2d06e365e6f11fa43ee79715024844 Mon Sep 17 00:00:00 2001
From: Francois Keith <keith@lirmm.fr>
Date: Fri, 28 Feb 2014 09:56:27 +0100
Subject: [PATCH] Add a method to check if a signal with the given name exists.

---
 include/dynamic-graph/entity.h | 1 +
 src/dgraph/entity.cpp          | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/include/dynamic-graph/entity.h b/include/dynamic-graph/entity.h
index f0bc3e0..0b866a6 100644
--- a/include/dynamic-graph/entity.h
+++ b/include/dynamic-graph/entity.h
@@ -84,6 +84,7 @@ namespace dynamicgraph
     }
     virtual const std::string& getClassName  () const = 0;
     virtual std::string getDocString () const;
+    bool hasSignal( const std::string & signame ) const;
     SignalBase<int>& getSignal (const std::string& signalName);
     const SignalBase<int>& getSignal (const std::string& signalName) const;
     std::ostream& displaySignalList(std::ostream& os) const;
diff --git a/src/dgraph/entity.cpp b/src/dgraph/entity.cpp
index 44c402c..adae4b6 100644
--- a/src/dgraph/entity.cpp
+++ b/src/dgraph/entity.cpp
@@ -149,6 +149,11 @@ std::string Entity::getDocString () const
   return *(sigkey ->second) ;
 
 
+bool Entity::
+hasSignal( const string & signame ) const
+{
+  return (!(signalMap.find(signame) == signalMap.end ()));
+}
 
 SignalBase<int>& Entity::
 getSignal( const string & signame )
-- 
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