libandroidfw: move ConfigDescription from aapt2 to libandroidfw
This is to allow idmap2 to access ConfigDescription.
Test: libandroidfw_tests
Test: aapt2_tests
Change-Id: I54210bbbd8dad5903cb7100807df977efa394ad5
diff --git a/libs/androidfw/Util.cpp b/libs/androidfw/Util.cpp
index 575cd18..59c9d64 100644
--- a/libs/androidfw/Util.cpp
+++ b/libs/androidfw/Util.cpp
@@ -16,6 +16,7 @@
#include "androidfw/Util.h"
+#include <algorithm>
#include <string>
#include "utils/ByteOrder.h"
@@ -67,5 +68,28 @@
return utf8;
}
+static std::vector<std::string> SplitAndTransform(
+ const StringPiece& str, char sep, const std::function<char(char)>& f) {
+ std::vector<std::string> parts;
+ const StringPiece::const_iterator end = std::end(str);
+ StringPiece::const_iterator start = std::begin(str);
+ StringPiece::const_iterator current;
+ do {
+ current = std::find(start, end, sep);
+ parts.emplace_back(str.substr(start, current).to_string());
+ if (f) {
+ std::string& part = parts.back();
+ std::transform(part.begin(), part.end(), part.begin(), f);
+ }
+ start = current + 1;
+ } while (current != end);
+ return parts;
+}
+
+std::vector<std::string> SplitAndLowercase(const StringPiece& str, char sep) {
+ return SplitAndTransform(str, sep, ::tolower);
+}
+
+
} // namespace util
} // namespace android