This repo contains Android's copy of ICU4C and ICU4J and associated tools and code. Directories =========== ICU4J ----- icu4j/ - ICU4J with Google and Android-specific patches applied. After patching this make sure to run the following to update the repackaged version used in Android and CTS tests. tools/srcgen/generate_android_icu4j.sh android_icu4j/ - This is the copy of ICU4J used in the Android platform. IMPORTANT NOTE: Do not make changes to this code directly, except where noted in android_icu4j/README.android. See tools/README.android for how to generate it. ICU4C ----- icu4c/ - ICU4C with Google and Android-specific patches applied. android_icu4c/ - Configuration code used when building ICU4C on Android. libandroidicu/ - The subset of ICU4C exposed to framework code and other components outside of the mainline module that contains ICU. libandroidicuinit/ - A static library for ICU4C initialization. Used by libandroidicu and libjavacore to initialize ICU4C. tools/ - Code / data maintenance tools. See tools/README.android. libicu/ - NDK headers and the shim implementation in the libicu.so.