2 files changed, 19 insertions, 0 deletions
diff --git a/base/android/jni_array.cc b/base/android/jni_array.cc
index 6c7ac5b..3c06413 100644
--- a/base/android/jni_array.cc
+++ b/base/android/jni_array.cc
@@ -167,6 +167,19 @@ void JavaIntArrayToIntVector(JNIEnv* env,
   env->ReleaseIntArrayElements(int_array, ints, JNI_ABORT);
 }
 
+void JavaLongArrayToLongVector(JNIEnv* env,
+                               jlongArray long_array,
+                               std::vector<long>* out) {
+  DCHECK(out);
+  out->clear();
+  jsize len = env->GetArrayLength(long_array);
+  jlong* longs = env->GetLongArrayElements(long_array, NULL);
+  for (jsize i = 0; i < len; ++i) {
+    out->push_back(static_cast<long>(longs[i]));
+  }
+  env->ReleaseLongArrayElements(long_array, longs, JNI_ABORT);
+}
+
 void JavaFloatArrayToFloatVector(JNIEnv* env,
                                  jfloatArray float_array,
                                  std::vector<float>* out) {
diff --git a/base/android/jni_array.h b/base/android/jni_array.h
index 9d9be67..66b9422 100644
--- a/base/android/jni_array.h
+++ b/base/android/jni_array.h
@@ -73,6 +73,12 @@ BASE_EXPORT void JavaIntArrayToIntVector(
     jintArray int_array,
     std::vector<int>* out);
 
+// Replaces the content of |out| with the Java longs in |long_array|.
+BASE_EXPORT void JavaLongArrayToLongVector(
+    JNIEnv* env,
+    jlongArray long_array,
+    std::vector<long>* out);
+
 // Replaces the content of |out| with the Java floats in |float_array|.
 BASE_EXPORT void JavaFloatArrayToFloatVector(
     JNIEnv* env,