Common/FileSearch: Refactor DoFileSearch

1 files changed, 20 insertions, 7 deletions

diff --git a/Source/Android/jni/AndroidCommon/AndroidCommon.h b/Source/Android/jni/AndroidCommon/AndroidCommon.h
index cc86795418..d4f7f0a3d1 100644
--- a/Source/Android/jni/AndroidCommon/AndroidCommon.h
+++ b/Source/Android/jni/AndroidCommon/AndroidCommon.h
@@ -4,6 +4,7 @@
 #pragma once
 
 #include <ios>
+#include <span>
 #include <string>
 #include <string_view>
 #include <vector>
@@ -14,22 +15,34 @@ std::string GetJString(JNIEnv* env, jstring jstr);
 jstring ToJString(JNIEnv* env, std::string_view str);
 
 std::vector<std::string> JStringArrayToVector(JNIEnv* env, jobjectArray array);
-jobjectArray VectorToJStringArray(JNIEnv* env, const std::vector<std::string>& vector);
+jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string_view> span);
+jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string> span);
+inline jobjectArray VectorToJStringArray(JNIEnv* env, const std::vector<std::string>& vector)
+{
+  return SpanToJStringArray(env, vector);
+}
 
 template <typename T, typename F>
-jobjectArray VectorToJObjectArray(JNIEnv* env, const std::vector<T>& vector, jclass clazz, F f)
+jobjectArray SpanToJObjectArray(JNIEnv* env, std::span<const T> span, jclass clazz, F f)
 {
-  const auto vector_size = static_cast<jsize>(vector.size());
-  jobjectArray result = env->NewObjectArray(vector_size, clazz, nullptr);
-  for (jsize i = 0; i < vector_size; ++i)
+  const auto span_size = static_cast<jsize>(span.size());
+  jobjectArray result = env->NewObjectArray(span_size, clazz, nullptr);
+  for (jsize i = 0; i < span_size; ++i)
   {
-    jobject obj = f(env, vector[i]);
+    jobject obj = f(env, span[i]);
     env->SetObjectArrayElement(result, i, obj);
     env->DeleteLocalRef(obj);
   }
   return result;
 }
 
+template <typename T, typename F>
+inline jobjectArray VectorToJObjectArray(JNIEnv* env, const std::vector<T>& vector, jclass clazz,
+                                         F f)
+{
+  return SpanToJObjectArray(env, std::span(vector), clazz, f);
+}
+
 // Returns true if the given path should be opened as Android content instead of a normal file.
 bool IsPathAndroidContent(std::string_view uri);
 
@@ -55,7 +68,7 @@ std::string GetAndroidContentDisplayName(std::string_view uri);
 std::vector<std::string> GetAndroidContentChildNames(std::string_view uri);
 
 std::vector<std::string> DoFileSearchAndroidContent(std::string_view directory,
-                                                    const std::vector<std::string>& extensions,
+                                                    std::span<const std::string_view> extensions,
                                                     bool recursive);
 
 int GetNetworkIpAddress();