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Update WindowUtils.java #1702

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Update WindowUtils.java #1702

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32 changes: 17 additions & 15 deletions contrib/platform/src/com/sun/jna/platform/WindowUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1298,22 +1298,24 @@ public String getProcessFilePath(final HWND hwnd) {
pid.getValue());

if (process == null) {
if(Kernel32.INSTANCE.GetLastError() != WinNT.ERROR_ACCESS_DENIED) {
throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
} else {
process = Kernel32.INSTANCE.OpenProcess(
WinNT.PROCESS_QUERY_LIMITED_INFORMATION,
false,
pid.getValue());

if (process == null) {
if (Kernel32.INSTANCE.GetLastError() != WinNT.ERROR_ACCESS_DENIED) {
throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
} else {
// Ignore windows, that can't be accessed
return "";
switch (Kernel32.INSTANCE.GetLastError()) {
case WinNT.ERROR_ACCESS_DENIED:
case WinError.ERROR_INVALID_PARAMETER:
process = Kernel32.INSTANCE.OpenProcess(
WinNT.PROCESS_QUERY_LIMITED_INFORMATION,
false,
pid.getValue());
if (process != null) {
break;
}
}
switch (Kernel32.INSTANCE.GetLastError()) {
case WinNT.ERROR_ACCESS_DENIED:
case WinError.ERROR_INVALID_PARAMETER:
return "";
}
/* if above didn't already break or return, fall through to default */
default:
throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
}
}

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