lukmajercak commented on a change in pull request #1825: HDFS-15151 Use
TransmitFile for file to socket data transfer
URL: https://github.com/apache/hadoop/pull/1825#discussion_r373748571
##########
File path:
hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/io/nativeio/NativeIO.c
##########
@@ -1341,6 +1350,68 @@
Java_org_apache_hadoop_io_nativeio_NativeIO_00024Windows_extendWorkingSetSize(
#endif
}
+jint
+fdval(JNIEnv *env, jobject fdo)
+{
+ return (*env)->GetIntField(env, fdo, fd_fdID);
+}
+
+jlong
+handleval(JNIEnv *env, jobject fdo)
+{
+ return (*env)->GetLongField(env, fdo, handle_fdID);
+}
+
+JNIEXPORT jlong JNICALL
+Java_org_apache_hadoop_io_nativeio_NativeIO_00024Windows_transmitFile(
+ JNIEnv *env, jobject jObject, jobject srcFD, jlong position, jlong count,
+ jobject dstFD)
+{
+#ifdef UNIX
+ THROW(env, "java/io/IOException",
+ "The function transmitFile is not supported on Unix");
+#endif
+
+#ifdef WINDOWS
Review comment:
i was following the way this was done just above for
Windows_extendWorkingSetSize
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