40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
#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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std::vector<mapbox::geometry::value> JsonArray::convert(jni::JNIEnv &env, jni::Object<JsonArray> jsonArray) {
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std::vector<mapbox::geometry::value> values;
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if (jsonArray) {
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static auto getMethod = JsonArray::javaClass.GetMethod<jni::Object<JsonElement> (jni::jint)>(env, "get");
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static auto sizeMethod = JsonArray::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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jni::DeleteLocalRef(env, entry);
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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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// Lookup the class
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javaClass = *jni::Class<JsonArray>::Find(env).NewGlobalRef(env).release();
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}
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jni::Class<JsonArray> JsonArray::javaClass;
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} // namespace gson
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} // namespace android
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} // namespace mbgl
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