1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
#pragma once
#include "conversion.hpp"
#include "constant.hpp"
#include <mbgl/util/optional.hpp>
#include <jni/jni.hpp>
#include <vector>
namespace mbgl {
namespace android {
namespace conversion {
/**
* Convert jarray -> ArrayList
*/
template <class T>
inline jni::jobject* toArrayList(JNIEnv& env, jni::jarray<T>& array) {
static jni::jclass* javaClass = jni::NewGlobalRef(env, &jni::FindClass(env, "java/util/Arrays")).release();
static jni::jmethodID* asList = &jni::GetStaticMethodID(env, *javaClass, "asList", "([Ljava/lang/Object;)Ljava/util/List;");
return reinterpret_cast<jni::jobject*>(jni::CallStaticMethod<jni::jobject*>(env, *javaClass, *asList, array));
}
// Java -> C++
inline std::vector<std::string> toVector(JNIEnv& env, jni::jarray<jni::jobject>& array) {
std::vector<std::string> vector;
std::size_t len = jni::GetArrayLength(env, array);
for (std::size_t i = 0; i < len; i++) {
jni::jstring* jstr = reinterpret_cast<jni::jstring*>(jni::GetObjectArrayElement(env, array, i));
vector.push_back(*convert<std::string, jni::String>(env, jni::String(jstr)));
jni::DeleteLocalRef(env, jstr);
}
return vector;
}
inline std::vector<std::string> toVector(JNIEnv& env, jni::Array<jni::String> array) {
std::vector<std::string> vector;
std::size_t len = array.Length(env);
for (std::size_t i = 0; i < len; i++) {
jni::String jstr = array.Get(env, i);
vector.push_back(*convert<std::string, jni::String>(env, jstr));
jni::DeleteLocalRef(env, jstr);
}
return vector;
}
}
}
}
|