Github user JPercivall commented on a diff in the pull request:
https://github.com/apache/nifi/pull/525#discussion_r67440428
--- Diff:
nifi-nar-bundles/nifi-windows-event-log-bundle/nifi-windows-event-log-processors/src/main/java/org/apache/nifi/processors/windows/event/log/jna/WEvtApi.java
---
@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.nifi.processors.windows.event.log.jna;
+
+import com.sun.jna.Native;
+import com.sun.jna.Pointer;
+import com.sun.jna.platform.win32.WinDef;
+import com.sun.jna.platform.win32.WinNT;
+import com.sun.jna.win32.StdCallLibrary;
+import com.sun.jna.win32.W32APIOptions;
+
+/**
+ * JNA will create the instance of this interface with
Native.loadLibrary().
+ * Please see
https://msdn.microsoft.com/en-us/library/windows/desktop/aa385772(v=vs.85).aspx
for documentation on the methods and data structures.
+ */
+public interface WEvtApi extends StdCallLibrary {
+ WEvtApi INSTANCE = (WEvtApi) Native.loadLibrary("wevtapi",
WEvtApi.class, W32APIOptions.DEFAULT_OPTIONS);
+
+ WinNT.HANDLE EvtSubscribe(WinNT.HANDLE session, WinNT.HANDLE
signalEvent, String channelName, String xpathQuery,
+ WinNT.HANDLE bookmark, WinDef.PVOID context,
EVT_SUBSCRIBE_CALLBACK evtSubscribeCallback, int flags);
+
+ boolean EvtRender(WinNT.HANDLE context, WinNT.HANDLE fragment, int
flags, int bufferSize, Pointer buffer, Pointer bufferUsed, Pointer
propertyCount);
+
+ interface EvtSubscribeNotifyAction {
+ int ERROR = 0;
+ int DELIVER = 1;
+ }
+
+ interface EvtSubscribeFlags {
--- End diff --
What is the purpose of this and EvtRenderFlags? Only the
SUBSCRIBE_TO_FUTURE and EVENT_XML values are used.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
