Add ByteOutStream and ByteOutStream_File POSIX 'fd' implementation, ...

- Add ByteOutStream interface
- Add ByteOutStream_File implementation similar to ByteInStream_File, based on POSIX fd etc.
- Add is_open() to ByteInStream and ByteOutStream interface.

1 files changed, 9 insertions, 0 deletions

diff --git a/java_jni/jni/jau/ByteInStream_Feed.cxx b/java_jni/jni/jau/ByteInStream_Feed.cxx
index e7c7e77..76bd517 100644
--- a/java_jni/jni/jau/ByteInStream_Feed.cxx
+++ b/java_jni/jni/jau/ByteInStream_Feed.cxx
@@ -66,6 +66,15 @@ void Java_org_jau_io_ByteInStream_1Feed_dtorImpl(JNIEnv *env, jclass clazz, jlon
     }
 }
 
+jboolean Java_org_jau_io_ByteInStream_1Feed_is_1open(JNIEnv *env, jobject obj) {
+    try {
+        jau::jni::shared_ptr_ref<jau::io::ByteInStream_Feed> ref(env, obj); // hold until done
+        return ref->is_open() ? JNI_TRUE : JNI_FALSE;
+    } catch(...) {
+        rethrow_and_raise_java_exception_jau(env);
+    }
+    return JNI_FALSE;
+}
 
 void Java_org_jau_io_ByteInStream_1Feed_clearImpl(JNIEnv *env, jobject obj, jint mask) {
     try {