From dcd594f052fe8ec5a7dd894e2c3dba2ec80d070e Mon Sep 17 00:00:00 2001
From: Mansard <nmansard@laas.fr>
Date: Fri, 11 Feb 2011 10:53:26 +0100
Subject: [PATCH] Added a function to test for the existence of a named entity.
---
include/dynamic-graph/pool.h | 5 +++++
src/dgraph/pool.cpp | 18 ++++++++++++++++++
2 files changed, 23 insertions(+)
diff --git a/include/dynamic-graph/pool.h b/include/dynamic-graph/pool.h
index a16844e..885b171 100644
--- a/include/dynamic-graph/pool.h
+++ b/include/dynamic-graph/pool.h
@@ -86,6 +86,11 @@ namespace dynamicgraph
*/
Entity& getEntity (const std::string& name);
+ /*! \brief Test if the entity exists. */
+ bool existEntity (const std::string& name);
+ /*! \brief Test if the entity exists. If it does, return a pointer on it. */
+ bool existEntity (const std::string& name, Entity*& ptr);
+
/*! \brief Disallocate an entity.
\par[in] entname: The name of the entity,
*/
diff --git a/src/dgraph/pool.cpp b/src/dgraph/pool.cpp
index 28eee63..30054f4 100644
--- a/src/dgraph/pool.cpp
+++ b/src/dgraph/pool.cpp
@@ -115,6 +115,24 @@ getEntity( const std::string& name )
else return *entPtr->second;
}
+bool PoolStorage::
+existEntity (const std::string& name)
+{
+ return entityMap.find( name ) != entityMap.end();
+}
+bool PoolStorage::
+existEntity (const std::string& name, Entity*& ptr)
+{
+ Entities::iterator entPtr = entityMap.find( name );
+ if( entPtr == entityMap.end () ) return false;
+ else
+ {
+ ptr = entPtr->second;
+ return true;
+ }
+}
+
+
void PoolStorage::
clearPlugin( const std::string& name )
{
--
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