1 files changed, 31 insertions, 0 deletions

diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go b/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go
index 6c14336..802ac88 100644
--- a/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go
+++ b/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go
@@ -158,6 +158,37 @@ func (l *HandlerList) RemoveByName(name string) {
         }
 }
 
+// SwapNamed will swap out any existing handlers with the same name as the
+// passed in NamedHandler returning true if handlers were swapped. False is
+// returned otherwise.
+func (l *HandlerList) SwapNamed(n NamedHandler) (swapped bool) {
+        for i := 0; i < len(l.list); i++ {
+                if l.list[i].Name == n.Name {
+                        l.list[i].Fn = n.Fn
+                        swapped = true
+                }
+        }
+
+        return swapped
+}
+
+// SetBackNamed will replace the named handler if it exists in the handler list.
+// If the handler does not exist the handler will be added to the end of the list.
+func (l *HandlerList) SetBackNamed(n NamedHandler) {
+        if !l.SwapNamed(n) {
+                l.PushBackNamed(n)
+        }
+}
+
+// SetFrontNamed will replace the named handler if it exists in the handler list.
+// If the handler does not exist the handler will be added to the beginning of
+// the list.
+func (l *HandlerList) SetFrontNamed(n NamedHandler) {
+        if !l.SwapNamed(n) {
+                l.PushFrontNamed(n)
+        }
+}
+
 // Run executes all handlers in the list with a given request object.
 func (l *HandlerList) Run(r *Request) {
         for i, h := range l.list {