From c789de7c4e70c1fcf70b1c84145c79f902618344 Mon Sep 17 00:00:00 2001
From: Thomas Lauf <thomas.lauf@tngtech.com>
Date: Mon, 1 Nov 2021 15:30:06 +0100
Subject: [PATCH] Add interval filter `IntervalFilterAllWithTags`

An all-with-tags interval filter accepts all intervals which contain all tags of the given tag set.
This filter is never done, i.e. it will consume all intervals from the stream.

Relates to #468

Signed-off-by: Thomas Lauf <thomas.lauf@tngtech.com>
---
 src/CMakeLists.txt                |  1 +
 src/IntervalFilterAllWithTags.cpp | 44 +++++++++++++++++++++++++++++
 src/IntervalFilterAllWithTags.h   | 46 +++++++++++++++++++++++++++++++
 3 files changed, 91 insertions(+)
 create mode 100644 src/IntervalFilterAllWithTags.cpp
 create mode 100644 src/IntervalFilterAllWithTags.h

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a2470ed2..aab76a94 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -17,6 +17,7 @@ set (timew_SRCS AtomicFile.cpp AtomicFile.h
                 Interval.cpp   Interval.h
                 IntervalFactory.cpp IntervalFactory.h
                 IntervalFilter.cpp IntervalFilter.h
+                IntervalFilterAllWithTags.cpp IntervalFilterAllWithTags.h
                 Journal.cpp    Journal.h
                 Range.cpp      Range.h
                 Rules.cpp      Rules.h
diff --git a/src/IntervalFilterAllWithTags.cpp b/src/IntervalFilterAllWithTags.cpp
new file mode 100644
index 00000000..19621d8f
--- /dev/null
+++ b/src/IntervalFilterAllWithTags.cpp
@@ -0,0 +1,44 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2021, Thomas Lauf, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// https://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#include <IntervalFilterAllWithTags.h>
+#include <Interval.h>
+
+IntervalFilterAllWithTags::IntervalFilterAllWithTags (std::set <std::string> tags): _tags (std::move(tags))
+{}
+
+bool IntervalFilterAllWithTags::accepts (const Interval& interval)
+{
+  for (auto& tag : _tags)
+  {
+    if (! interval.hasTag (tag))
+    {
+      return false;
+    }
+  }
+
+  return true;
+}
diff --git a/src/IntervalFilterAllWithTags.h b/src/IntervalFilterAllWithTags.h
new file mode 100644
index 00000000..9e204113
--- /dev/null
+++ b/src/IntervalFilterAllWithTags.h
@@ -0,0 +1,46 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2021, Thomas Lauf, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// https://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDED_INTERVALFILTERALLWITHTAGSET
+#define INCLUDED_INTERVALFILTERALLWITHTAGSET
+
+#include <IntervalFilter.h>
+#include <string>
+#include <set>
+#include <Interval.h>
+
+class IntervalFilterAllWithTags : public IntervalFilter
+{
+public:
+  explicit IntervalFilterAllWithTags(std::set <std::string>);
+
+  bool accepts (const Interval&) final;
+
+private:
+  const std::set <std::string> _tags {};
+};
+
+#endif //INCLUDED_INTERVALFILTERTAGSET