| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef KNOWLEDGE_CEREBRA_SENSE_TEXT_CLASSIFIER_LIB2_TEXTCLASSIFIER_JNI_H_ |
| #define KNOWLEDGE_CEREBRA_SENSE_TEXT_CLASSIFIER_LIB2_TEXTCLASSIFIER_JNI_H_ |
| |
| #include <jni.h> |
| #include <string> |
| |
| #include "types.h" |
| |
| // When we use a macro as an argument for a macro, an additional level of |
| // indirection is needed, if the macro argument is used with # or ##. |
| #define ADD_QUOTES_HELPER(TOKEN) #TOKEN |
| #define ADD_QUOTES(TOKEN) ADD_QUOTES_HELPER(TOKEN) |
| |
| #ifndef TC_PACKAGE_NAME |
| #define TC_PACKAGE_NAME android_view_textclassifier |
| #endif |
| |
| #ifndef TC_CLASS_NAME |
| #define TC_CLASS_NAME SmartSelection |
| #endif |
| #define TC_CLASS_NAME_STR ADD_QUOTES(TC_CLASS_NAME) |
| |
| #ifndef TC_PACKAGE_PATH |
| #define TC_PACKAGE_PATH "android/view/textclassifier/" |
| #endif |
| |
| #define JNI_METHOD_PRIMITIVE(return_type, package_name, class_name, \ |
| method_name) \ |
| JNIEXPORT return_type JNICALL \ |
| Java_##package_name##_##class_name##_##method_name |
| |
| // The indirection is needed to correctly expand the TC_PACKAGE_NAME macro. |
| // See the explanation near ADD_QUOTES macro. |
| #define JNI_METHOD2(return_type, package_name, class_name, method_name) \ |
| JNI_METHOD_PRIMITIVE(return_type, package_name, class_name, method_name) |
| |
| #define JNI_METHOD(return_type, class_name, method_name) \ |
| JNI_METHOD2(return_type, TC_PACKAGE_NAME, class_name, method_name) |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // SmartSelection. |
| JNI_METHOD(jlong, TC_CLASS_NAME, nativeNew) |
| (JNIEnv* env, jobject thiz, jint fd); |
| |
| JNI_METHOD(jlong, TC_CLASS_NAME, nativeNewFromPath) |
| (JNIEnv* env, jobject thiz, jstring path); |
| |
| JNI_METHOD(jlong, TC_CLASS_NAME, nativeNewFromAssetFileDescriptor) |
| (JNIEnv* env, jobject thiz, jobject afd, jlong offset, jlong size); |
| |
| JNI_METHOD(jintArray, TC_CLASS_NAME, nativeSuggest) |
| (JNIEnv* env, jobject thiz, jlong ptr, jstring context, jint selection_begin, |
| jint selection_end); |
| |
| JNI_METHOD(jobjectArray, TC_CLASS_NAME, nativeClassifyText) |
| (JNIEnv* env, jobject thiz, jlong ptr, jstring context, jint selection_begin, |
| jint selection_end); |
| |
| JNI_METHOD(jobjectArray, TC_CLASS_NAME, nativeAnnotate) |
| (JNIEnv* env, jobject thiz, jlong ptr, jstring context); |
| |
| JNI_METHOD(void, TC_CLASS_NAME, nativeClose) |
| (JNIEnv* env, jobject thiz, jlong ptr); |
| |
| JNI_METHOD(jstring, TC_CLASS_NAME, nativeGetLanguage) |
| (JNIEnv* env, jobject clazz, jint fd); |
| |
| JNI_METHOD(jint, TC_CLASS_NAME, nativeGetVersion) |
| (JNIEnv* env, jobject clazz, jint fd); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| namespace libtextclassifier2 { |
| |
| // Given a utf8 string and a span expressed in Java BMP (basic multilingual |
| // plane) codepoints, converts it to a span expressed in utf8 codepoints. |
| libtextclassifier2::CodepointSpan ConvertIndicesBMPToUTF8( |
| const std::string& utf8_str, libtextclassifier2::CodepointSpan bmp_indices); |
| |
| // Given a utf8 string and a span expressed in utf8 codepoints, converts it to a |
| // span expressed in Java BMP (basic multilingual plane) codepoints. |
| libtextclassifier2::CodepointSpan ConvertIndicesUTF8ToBMP( |
| const std::string& utf8_str, |
| libtextclassifier2::CodepointSpan utf8_indices); |
| |
| } // namespace libtextclassifier2 |
| |
| #endif // KNOWLEDGE_CEREBRA_SENSE_TEXT_CLASSIFIER_LIB2_TEXTCLASSIFIER_JNI_H_ |