Android cleanup java api (#6022)

Summary: Pull Request resolved: #6022

Reviewed By: shoumikhin

Differential Revision: D64073604

Pulled By: kirklandsign

fbshipit-source-id: 2bbe0792b7094ef7438b602c958adddd9b55a6d1

Author: kirklandsign

extension/android/jni/jni_layer.cpp

@@ -243,19 +243,11 @@ class ExecuTorchJni : public facebook::jni::HybridClass<ExecuTorchJni> {
   static facebook::jni::local_ref<jhybriddata> initHybrid(
       facebook::jni::alias_ref<jclass>,
       facebook::jni::alias_ref<jstring> modelPath,
-      facebook::jni::alias_ref<
-          facebook::jni::JMap<facebook::jni::JString, facebook::jni::JString>>
-          extraFiles,
       jint loadMode) {
-    return makeCxxInstance(modelPath, extraFiles, loadMode);
+    return makeCxxInstance(modelPath, loadMode);
   }
 
-  ExecuTorchJni(
-      facebook::jni::alias_ref<jstring> modelPath,
-      facebook::jni::alias_ref<
-          facebook::jni::JMap<facebook::jni::JString, facebook::jni::JString>>
-          extraFiles,
-      jint loadMode) {
+  ExecuTorchJni(facebook::jni::alias_ref<jstring> modelPath, jint loadMode) {
     Module::LoadMode load_mode = Module::LoadMode::Mmap;
     if (loadMode == 0) {
       load_mode = Module::LoadMode::File;

extension/android/src/main/java/org/pytorch/executorch/Module.java

@@ -10,7 +10,6 @@
 
 import com.facebook.soloader.nativeloader.NativeLoader;
 import com.facebook.soloader.nativeloader.SystemDelegate;
-import java.util.Map;
 import org.pytorch.executorch.annotations.Experimental;
 
 /**
@@ -36,32 +35,18 @@ public class Module {
   /** Reference to the NativePeer object of this module. */
   private NativePeer mNativePeer;
 
-  /**
-   * Loads a serialized ExecuTorch module from the specified path on the disk. Uses default load
-   * FILE.
-   *
-   * @param modelPath path to file that contains the serialized ExecuTorch module.
-   * @param extraFiles map with extra files names as keys, content of them will be loaded to values.
-   * @return new {@link org.pytorch.executorch.Module} object which owns the model module.
-   */
-  public static Module load(final String modelPath, final Map<String, String> extraFiles) {
-    return load(modelPath, extraFiles, LOAD_MODE_FILE);
-  }
-
   /**
    * Loads a serialized ExecuTorch module from the specified path on the disk.
    *
    * @param modelPath path to file that contains the serialized ExecuTorch module.
-   * @param extraFiles map with extra files names as keys, content of them will be loaded to values.
    * @param loadMode load mode for the module. See constants in {@link Module}.
    * @return new {@link org.pytorch.executorch.Module} object which owns the model module.
    */
-  public static Module load(
-      final String modelPath, final Map<String, String> extraFiles, int loadMode) {
+  public static Module load(final String modelPath, int loadMode) {
     if (!NativeLoader.isInitialized()) {
       NativeLoader.init(new SystemDelegate());
     }
-    return new Module(new NativePeer(modelPath, extraFiles, loadMode));
+    return new Module(new NativePeer(modelPath, loadMode));
   }
 
   /**
@@ -71,7 +56,7 @@ public static Module load(
    * @return new {@link org.pytorch.executorch.Module} object which owns the model module.
    */
   public static Module load(final String modelPath) {
-    return load(modelPath, null);
+    return load(modelPath, LOAD_MODE_FILE);
   }
 
   Module(NativePeer nativePeer) {

extension/android/src/main/java/org/pytorch/executorch/NativePeer.java

@@ -11,7 +11,6 @@
 import com.facebook.jni.HybridData;
 import com.facebook.jni.annotations.DoNotStrip;
 import com.facebook.soloader.nativeloader.NativeLoader;
-import java.util.Map;
 import org.pytorch.executorch.annotations.Experimental;
 
 /**
@@ -29,11 +28,10 @@ class NativePeer {
   private final HybridData mHybridData;
 
   @DoNotStrip
-  private static native HybridData initHybrid(
-      String moduleAbsolutePath, Map<String, String> extraFiles, int loadMode);
+  private static native HybridData initHybrid(String moduleAbsolutePath, int loadMode);
 
-  NativePeer(String moduleAbsolutePath, Map<String, String> extraFiles, int loadMode) {
-    mHybridData = initHybrid(moduleAbsolutePath, extraFiles, loadMode);
+  NativePeer(String moduleAbsolutePath, int loadMode) {
+    mHybridData = initHybrid(moduleAbsolutePath, loadMode);
   }
 
   /** Clean up the native resources associated with this instance */