869a33eb13
Summary: We can use getCurrentEnv() instead of passing environment variable around Reviewed By: amir-shalem Differential Revision: D17842042 fbshipit-source-id: 185b174ae7c08e746bc76c0600c2e326b15c4993
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the LICENSE
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* file in the root directory of this source tree.
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*/
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#include "jni.h"
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#include <yoga/YGValue.h>
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#include <yoga/Yoga.h>
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#include <map>
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#include "common.h"
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using namespace facebook::yoga::vanillajni;
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using namespace std;
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class PtrJNodeMapVanilla {
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std::map<YGNodeRef, size_t> ptrsToIdxs_;
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jobjectArray javaNodes_;
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public:
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PtrJNodeMapVanilla() : ptrsToIdxs_{}, javaNodes_{} {}
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PtrJNodeMapVanilla(
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jlong* nativePointers,
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size_t nativePointersSize,
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jobjectArray javaNodes)
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: javaNodes_{javaNodes} {
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for (size_t i = 0; i < nativePointersSize; ++i) {
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ptrsToIdxs_[(YGNodeRef) nativePointers[i]] = i;
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}
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}
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ScopedLocalRef<jobject> ref(YGNodeRef node) {
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JNIEnv* env = getCurrentEnv();
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auto idx = ptrsToIdxs_.find(node);
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if (idx == ptrsToIdxs_.end()) {
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return ScopedLocalRef<jobject>(env);
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} else {
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return make_local_ref(
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env, env->GetObjectArrayElement(javaNodes_, idx->second));
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}
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}
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};
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