Add more overloads

sbt · Feb 23, 2023 · 7038a1a · 7038a1a
1 parent 00605c1
commit 7038a1a
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Showing 4 changed files with 29 additions and 0 deletions.
diff --git a/plugin/src/sbt-test/sbt-jni/overloads/core/src/main/scala/simple/Library.scala b/plugin/src/sbt-test/sbt-jni/overloads/core/src/main/scala/simple/Library.scala
@@ -8,5 +8,6 @@ object Library {
   @native def say(message: String): Int
   @native def say(message: String, i: Int): Int
   @native def say(message: String, i: Int, l: Long): Int
+  @native def say(messages: Array[String]): Int
 
 }
diff --git a/plugin/src/sbt-test/sbt-jni/overloads/core/src/main/scala/simple/Main.scala b/plugin/src/sbt-test/sbt-jni/overloads/core/src/main/scala/simple/Main.scala
@@ -6,10 +6,12 @@ object Main {
     val result1 = Library.say("hello world")
     val result2 = Library.say("hello world", 1)
     val result3 = Library.say("hello world", 1, 2L)
+    val result4 = Library.say(Array("hello world1", "hello world2"))
 
     assert(result1 == 42)
     assert(result2 == 43)
     assert(result3 == 44)
+    assert(result4 == 45)
   }
 
 }
diff --git a/plugin/src/sbt-test/sbt-jni/overloads/core/src/test/scala/simple/Test.scala b/plugin/src/sbt-test/sbt-jni/overloads/core/src/test/scala/simple/Test.scala
@@ -8,6 +8,7 @@ class SimpleSpec extends AnyFlatSpec {
     assert(Library.say("hello") == 42)
     assert(Library.say("hello", 1) == 43)
     assert(Library.say("hello", 1, 2L) == 44)
+    assert(Library.say(Array("hello world1", "hello world2")) == 45)
   }
 
 }
diff --git a/plugin/src/sbt-test/sbt-jni/overloads/native/src/library.c b/plugin/src/sbt-test/sbt-jni/overloads/native/src/library.c
@@ -15,6 +15,11 @@ JNIEXPORT jint JNICALL Java_simple_Library_00024_say__Ljava_lang_String_2
 	return 42;
 }
 
+/*
+ * Class:      simple_Library_00024
+ * Method:     say
+ * Signature:  (Ljava/lang/String;I)I
+ */
 JNIEXPORT jint JNICALL Java_simple_Library_00024_say__Ljava_lang_String_2I
 (JNIEnv *env, jobject clazz, jstring message, jint i) {
 	const char* msg = (*env)->GetStringUTFChars(env, message, 0);
@@ -24,6 +29,11 @@ JNIEXPORT jint JNICALL Java_simple_Library_00024_say__Ljava_lang_String_2I
 	return 43;
 }
 
+/*
+ * Class:      simple_Library_00024
+ * Method:     say
+ * Signature:  (Ljava/lang/String;IJ)I
+ */
 JNIEXPORT jint JNICALL Java_simple_Library_00024_say__Ljava_lang_String_2IJ
 (JNIEnv *env, jobject clazz, jstring message, jint i, jlong l) {
 	const char* msg = (*env)->GetStringUTFChars(env, message, 0);
@@ -32,3 +42,18 @@ JNIEXPORT jint JNICALL Java_simple_Library_00024_say__Ljava_lang_String_2IJ
 	(*env)->ReleaseStringUTFChars(env, message, msg);
 	return 44;
 }
+
+/*
+ * Class:      simple_Library_00024
+ * Method:     say
+ * Signature:  ([Ljava/lang/String;)I
+ */
+JNIEXPORT jint JNICALL Java_simple_Library_00024_say___3Ljava_lang_String_2
+(JNIEnv *env, jobject clazz, jobjectArray messages) {
+  for (jint i = 0; i < (*env)->GetArrayLength(env, messages); i++) {
+    jstring message = (jstring) ((*env)->GetObjectArrayElement(env, messages, i));
+    const char *msg = (*env)->GetStringUTFChars(env, message, 0);
+    fprintf(stdout, "Printing from native library: %s\n", msg);
+  }
+  return 45;
+}