From fa50ec225a747ee614f973b6e9c87b3826716834 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Mon, 28 Dec 2015 16:39:03 +0000
Subject: Add support for querying resource pool free count

---
 libadhocutil/resourcePool.h      | 2 ++
 libadhocutil/resourcePool.impl.h | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/libadhocutil/resourcePool.h b/libadhocutil/resourcePool.h
index f77f2a5..9d8c625 100644
--- a/libadhocutil/resourcePool.h
+++ b/libadhocutil/resourcePool.h
@@ -75,6 +75,8 @@ namespace AdHoc {
 			unsigned int inUseCount() const;
 			/// Get number of available cached resources.
 			unsigned int availableCount() const;
+			/// Get number of free slots.
+			unsigned int freeCount() const;
 
 		protected:
 			/// Create a new resource instance to add to the pool.
diff --git a/libadhocutil/resourcePool.impl.h b/libadhocutil/resourcePool.impl.h
index b421e62..b5d7e2f 100644
--- a/libadhocutil/resourcePool.impl.h
+++ b/libadhocutil/resourcePool.impl.h
@@ -161,6 +161,14 @@ namespace AdHoc {
 		return available.size();
 	}
 
+	template <typename R>
+	unsigned int
+	ResourcePool<R>::freeCount() const
+	{
+		SharedLock(lock);
+		return poolSize.freeCount();
+	}
+
 	template <typename R>
 	ResourceHandle<R>
 	ResourcePool<R>::getMine()
-- 
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