1 // Copyright 2024 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/android/token_android.h"
6
7 #include "base/numerics/safe_conversions.h"
8 #include "build/robolectric_buildflags.h"
9
10 #if BUILDFLAG(IS_ROBOLECTRIC)
11 #include "base/base_robolectric_jni/Token_jni.h" // nogncheck
12 #else
13 #include "base/base_jni/Token_jni.h"
14 #endif
15
16 namespace base {
17 namespace android {
18
Create(JNIEnv * env,const base::Token & token)19 ScopedJavaLocalRef<jobject> TokenAndroid::Create(JNIEnv* env,
20 const base::Token& token) {
21 return Java_Token_Constructor(env, static_cast<jlong>(token.high()),
22 static_cast<jlong>(token.low()));
23 }
24
FromJavaToken(JNIEnv * env,const JavaRef<jobject> & j_token)25 base::Token TokenAndroid::FromJavaToken(JNIEnv* env,
26 const JavaRef<jobject>& j_token) {
27 const uint64_t high = static_cast<uint64_t>(Java_Token_getHigh(env, j_token));
28 const uint64_t low = static_cast<uint64_t>(Java_Token_getLow(env, j_token));
29 return base::Token(high, low);
30 }
31
ToJavaArrayOfTokens(JNIEnv * env,base::span<std::optional<base::Token>> tokens)32 ScopedJavaLocalRef<jobjectArray> TokenAndroid::ToJavaArrayOfTokens(
33 JNIEnv* env,
34 base::span<std::optional<base::Token>> tokens) {
35 ScopedJavaLocalRef<jclass> token_clazz =
36 jni_zero::GetClass(env, "org/chromium/base/Token");
37 jobjectArray joa = env->NewObjectArray(checked_cast<jsize>(tokens.size()),
38 token_clazz.obj(), nullptr);
39 jni_zero::CheckException(env);
40
41 for (size_t i = 0; i < tokens.size(); i++) {
42 ScopedJavaLocalRef<jobject> token;
43 if (tokens[i]) {
44 token = TokenAndroid::Create(env, *tokens[i]);
45 }
46 env->SetObjectArrayElement(joa, static_cast<jsize>(i), token.obj());
47 }
48 return ScopedJavaLocalRef<jobjectArray>(env, joa);
49 }
50
JNI_Token_CreateRandom(JNIEnv * env)51 static ScopedJavaLocalRef<jobject> JNI_Token_CreateRandom(JNIEnv* env) {
52 return TokenAndroid::Create(env, base::Token::CreateRandom());
53 }
54
55 } // namespace android
56 } // namespace base
57