Revert "Drop: TransactionalState.has_resource (bad, racy)"

This reverts commit 2cdb28a8350478a5d92607be8c95d5e5d43f4dfc.

1 files changed, 3 insertions, 4 deletions

diff --git a/ick2/trans.py b/ick2/trans.py
index 119f277..b35cf50 100644
--- a/ick2/trans.py
+++ b/ick2/trans.py
@@ -60,8 +60,6 @@ class TransactionalState:
         self.state = state
 
     def new(self, token, kind, name):
-        if self.state.has_resource(token, kind, name):
-            raise ick2.ExistsAlaready(name)
         return TransactionalResource(token, self.state, kind, name)
 
     def modify(self, token, kind, name):
@@ -69,6 +67,9 @@ class TransactionalState:
             raise ick2.NotFound(kind=kind, name=name)
         return TransactionalResource(token, self.state, kind, name)
 
+    def has_resource(self, token, kind, name):
+        return self.state.has_resource(token, kind, name)
+
     def get_resource(self, token, kind, name):
         return self.state.get_resource(token, kind, name)
 
@@ -76,6 +77,4 @@ class TransactionalState:
         return self.state.get_resources(token, kind)
 
     def remove_resource(self, token, kind, name):
-        if not self.state.has_resource(token, kind, name):
-            raise ick2.NotFound(kind=kind, name=name)
         self.state.remove_resource(token, kind, name)