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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/svl/sharedstringpool.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/svl/sharedstringpool.hxx')
-rw-r--r--include/svl/sharedstringpool.hxx65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/svl/sharedstringpool.hxx b/include/svl/sharedstringpool.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_SVL_SHAREDSTRINGPOOL_HXX
+#define INCLUDED_SVL_SHAREDSTRINGPOOL_HXX
+
+#include <svl/svldllapi.h>
+#include <rtl/ustring.hxx>
+#include <memory>
+
+class CharClass;
+
+namespace svl
+{
+class SharedString;
+
+/**
+ * Storage for pool of shared strings. It also provides mapping from
+ * original-cased strings to upper-cased strings for case insensitive
+ * operations.
+ */
+class SVL_DLLPUBLIC SharedStringPool
+{
+ struct Impl;
+ std::unique_ptr<Impl> mpImpl;
+
+ SharedStringPool(const SharedStringPool&) = delete;
+ SharedStringPool& operator=(const SharedStringPool&) = delete;
+
+public:
+ SharedStringPool(const CharClass& rCharClass);
+ ~SharedStringPool();
+
+ /**
+ * Intern a string object into the shared string pool.
+ *
+ * @param rStr string object to intern.
+ *
+ * @return a pointer to the string object stored inside the pool, or NULL
+ * if the insertion fails.
+ */
+ SharedString intern(const OUString& rStr);
+
+ /**
+ * Go through all string objects in the pool, and clear those that are no
+ * longer used outside of the pool.
+ */
+ void purge();
+
+ // For unit tests. Note that an "empty" pool may contain some internal items,
+ // such as SharedString::getEmptyString().
+ size_t getCount() const;
+ size_t getCountIgnoreCase() const;
+};
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */