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authorChris St. Pierre <chris.a.st.pierre@gmail.com>2013-04-23 14:50:09 -0400
committerChris St. Pierre <chris.a.st.pierre@gmail.com>2013-04-23 14:50:09 -0400
commit46a47b4120b3d892b8149a5e181e4d976ad87f99 (patch)
treef2697f233fc7f5ad5022864222a5ca87715a651b /src/lib/Bcfg2/Server/Cache.py
parente1f99d1d5045e0511db42debb30aa97da2018796 (diff)
parent3d06f311274d6b942ee89d8cdb13b2ecc99af1b0 (diff)
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Merge branch '1.4.x'
Conflicts: debian/bcfg2-server.install doc/server/plugins/grouping/metadata.txt src/lib/Bcfg2/Client/Client.py src/lib/Bcfg2/Client/Tools/Portage.py src/lib/Bcfg2/Client/Tools/RcUpdate.py src/lib/Bcfg2/Client/Tools/YUM24.py src/lib/Bcfg2/Client/Tools/__init__.py src/lib/Bcfg2/Client/Tools/launchd.py src/lib/Bcfg2/Options.py src/lib/Bcfg2/Server/Core.py src/lib/Bcfg2/Server/Plugin/helpers.py src/lib/Bcfg2/Server/Plugins/Metadata.py src/lib/Bcfg2/Server/models.py src/lib/Bcfg2/Utils.py src/sbin/bcfg2-info src/sbin/bcfg2-test testsuite/Testsrc/Testlib/TestClient/TestTools/Test_init.py testsuite/Testsrc/test_code_checks.py
Diffstat (limited to 'src/lib/Bcfg2/Server/Cache.py')
-rw-r--r--src/lib/Bcfg2/Server/Cache.py14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/lib/Bcfg2/Server/Cache.py b/src/lib/Bcfg2/Server/Cache.py
new file mode 100644
index 000000000..842098eda
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+++ b/src/lib/Bcfg2/Server/Cache.py
@@ -0,0 +1,14 @@
+""" An implementation of a simple memory-backed cache. Right now this
+doesn't provide many features, but more (time-based expiration, etc.)
+can be added as necessary. """
+
+
+class Cache(dict):
+ """ an implementation of a simple memory-backed cache """
+
+ def expire(self, key=None):
+ """ expire all items, or a specific item, from the cache """
+ if key is None:
+ self.clear()
+ elif key in self:
+ del self[key]