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jianliangqi pushed a commit to branch clucene
in repository https://gitbox.apache.org/repos/asf/doris-thirdparty.git
The following commit(s) were added to refs/heads/clucene by this push:
new da906ebf [Feature] add string to wstring function (#101)
da906ebf is described below
commit da906ebf3cd12b6ac21f67e9d505425962df82f2
Author: zzzxl <[email protected]>
AuthorDate: Thu Jul 13 10:24:35 2023 +0800
[Feature] add string to wstring function (#101)
---
src/shared/CLucene/config/repl_wchar.h | 1 +
src/shared/CLucene/config/utf8.cpp | 14 ++++++++++++++
2 files changed, 15 insertions(+)
diff --git a/src/shared/CLucene/config/repl_wchar.h
b/src/shared/CLucene/config/repl_wchar.h
index 756f1b86..8fd598db 100644
--- a/src/shared/CLucene/config/repl_wchar.h
+++ b/src/shared/CLucene/config/repl_wchar.h
@@ -30,6 +30,7 @@ CLUCENE_SHARED_EXPORT size_t lucene_wcsntoutf8 (char *,
const wchar_t *, size_t
#define lucene_wcstoutf8string(str,strlen) str
#else
CLUCENE_SHARED_EXPORT std::string lucene_wcstoutf8string(const wchar_t* str,
size_t strlen);
+CLUCENE_SHARED_EXPORT std::wstring lucene_utf8stows(const std::string& s);
#endif
CLUCENE_SHARED_EXPORT size_t lucene_utf8charlen(const unsigned char p); //<
the number of characters that this first utf8 character will expect
diff --git a/src/shared/CLucene/config/utf8.cpp
b/src/shared/CLucene/config/utf8.cpp
index 471a1a26..d921a0cc 100644
--- a/src/shared/CLucene/config/utf8.cpp
+++ b/src/shared/CLucene/config/utf8.cpp
@@ -258,4 +258,18 @@ std::string lucene_wcstoutf8string(const wchar_t* str,
size_t strlen){
return result;
}
+
+std::wstring lucene_utf8stows(const std::string& s) {
+ std::wstring ws;
+ size_t size = 0;
+ for (size_t i = 0; i < s.size();) {
+ size_t n = lucene_utf8charlen(s[i]);
+ size++;
+ i += n;
+ }
+ ws.resize(size);
+ lucene_utf8towcs(ws.data(), s.data(), s.length());
+ return ws;
+}
+
#endif
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