fix: use the build static instead of build shared, add a free which works question mark(?)

libsession-util/src/androidTest/java/network/loki/messenger/libsession_util/ExampleInstrumentedTest.kt

@@ -24,6 +24,19 @@ class ExampleInstrumentedTest {
     fun jni_accessible() {
         val userProfile = UserProfile.newInstance()
         assertNotNull(userProfile)
+        userProfile.free()
+    }
+
+    @Test
+    fun jni_setting_getting() {
+        val userProfile = UserProfile.newInstance()
+        val newName = "test"
+        println("Name being set via JNI call: $newName")
+        userProfile.setName(newName)
+        val nameFromNative = userProfile.getName()
+        assertEquals(newName, nameFromNative)
+        println("Name received by JNI call: $nameFromNative")
+        userProfile.free()
     }
 
 }

libsession-util/src/main/cpp/CMakeLists.txt

@@ -13,8 +13,8 @@ project("session_util")
 # or SHARED, and provides the relative paths to its source code.
 # You can define multiple libraries, and CMake builds them for you.
 # Gradle automatically packages shared libraries with your APK.
-
+set(STATIC_BUNDLE ON)
-set(BUILD_SHARED_LIBS ON CACHE BOOL "")
+#set(BUILD_SHARED_LIBS ON CACHE BOOL "")
 add_subdirectory(../../../libsession-util libsession)
 
 add_library( # Sets the name of the library.

libsession-util/src/main/cpp/session_util.cpp

@@ -35,4 +35,20 @@ Java_network_loki_messenger_libsession_1util_UserProfile_setName(
         jstring newName) {
     auto profile = ptrToProfile(env, obj);
     profile->set_name(env->GetStringUTFChars(newName, nullptr));
+}
+
+extern "C"
+JNIEXPORT jstring JNICALL
+Java_network_loki_messenger_libsession_1util_UserProfile_getName(JNIEnv *env, jobject obj) {
+    auto profile = ptrToProfile(env, obj);
+    auto name = profile->get_name();
+    jstring returnString = env->NewStringUTF(name->c_str());
+    return returnString;
+}
+
+extern "C"
+JNIEXPORT void JNICALL
+Java_network_loki_messenger_libsession_1util_UserProfile_free(JNIEnv *env, jobject obj) {
+    auto profile = ptrToProfile(env, obj);
+    delete profile;
 }

libsession-util/src/main/java/network/loki/messenger/libsession_util/Config.kt

@@ -2,22 +2,22 @@ package network.loki.messenger.libsession_util
 
 
 sealed class ConfigBase(protected val /* yucky */ pointer: Long) {
-
+    companion object {
+        init {
+            System.loadLibrary("session_util")
+        }
+    }
 }
 
 
 class UserProfile(pointer: Long): ConfigBase(pointer) {
-
     companion object {
         init {
             System.loadLibrary("session_util")
         }
         external fun newInstance(): UserProfile
     }
-
-    var lastError: String? = null
-
     external fun setName(newName: String)
-
+    external fun getName(): String
-
+    external fun free()
 }