GH-3199: Fix typo; move capture of creation time

Author: garyrussell

spring-integration-ip/src/main/java/org/springframework/integration/ip/tcp/connection/FailoverClientConnectionFactory.java

@@ -160,8 +160,8 @@ protected TcpConnectionSupport obtainConnection() throws InterruptedException {
 			failoverTcpConnection.registerListener(getListener());
 		}
 		failoverTcpConnection.incrementEpoch();
-		this.creationTime = System.currentTimeMillis();
 		if (shared) {
+			this.creationTime = System.currentTimeMillis();
 			/*
 			 * We may have simply wrapped the same connection in a new wrapper; don't close.
 			 */

src/reference/asciidoc/ip.adoc

@@ -536,7 +536,7 @@ The following example shows how to configure a failover client connection factor
 
 NOTE: When using the failover connection factory, the `singleUse` property must be consistent between the factory itself and the list of factories it is configured to use.
 
-The connnection factory has two properties when used with a shared connection (`singleUse=false`):
+The connection factory has two properties when used with a shared connection (`singleUse=false`):
 
 * `refreshSharedInterval`
 * `closeOnRefresh`