[build] - initial commit
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50
src/gson/json_array.cpp
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50
src/gson/json_array.cpp
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#include "json_array.hpp"
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#include "json_element.hpp"
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namespace mbgl {
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namespace android {
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namespace gson {
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jni::Local<jni::Object<JsonArray>> JsonArray::New(jni::JNIEnv& env, const std::vector<mbgl::Value>& values){
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static auto& javaClass = jni::Class<JsonArray>::Singleton(env);
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static auto constructor = javaClass.GetConstructor(env);
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static auto addMethod = javaClass.GetMethod<void (jni::Object<JsonElement>)>(env, "add");
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auto jsonArray = javaClass.New(env, constructor);
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for (const auto &v : values) {
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jsonArray.Call(env, addMethod, JsonElement::New(env, v));
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}
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return jsonArray;
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}
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std::vector<mbgl::Value> JsonArray::convert(jni::JNIEnv& env, const jni::Object<JsonArray>& jsonArray) {
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std::vector<mbgl::Value> values;
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if (jsonArray) {
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static auto& javaClass = jni::Class<JsonArray>::Singleton(env);
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static auto getMethod = javaClass.GetMethod<jni::Object<JsonElement> (jni::jint)>(env, "get");
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static auto sizeMethod = javaClass.GetMethod<jni::jint ()>(env, "size");
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int size = jsonArray.Call(env, sizeMethod);
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values.reserve(uint(size));
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for (int i = 0; i < size; i++) {
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auto entry = jsonArray.Call(env, getMethod, i);
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if (entry) {
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values.push_back(JsonElement::convert(env, entry));
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}
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}
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}
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return values;
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}
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void JsonArray::registerNative(jni::JNIEnv& env) {
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jni::Class<JsonArray>::Singleton(env);
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}
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} // namespace gson
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} // namespace android
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} // namespace mbgl
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