--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.incubator.jpackage/windows/native/libjpackage/WinErrorHandling.cpp Fri Nov 08 14:53:03 2019 -0500
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#include "WinErrorHandling.h"
+#include "Log.h"
+#include "SysInfo.h"
+#include "FileUtils.h"
+
+
+namespace {
+
+std::string makeMessage(const std::string& msg, const char* label,
+ const void* c, DWORD errorCode) {
+ std::ostringstream err;
+ err << (label ? label : "Some error") << " [" << errorCode << "]";
+
+ HMODULE hmodule = NULL;
+ if (c) {
+ GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS
+ | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
+ reinterpret_cast<LPCTSTR>(c), &hmodule);
+
+ if (!hmodule) {
+ LOG_WARNING(tstrings::any() << "GetModuleHandleEx() failed for "
+ << c << " address.");
+ }
+ }
+ if (hmodule || !c) {
+ err << "(" << SysError::getSysErrorMessage(errorCode, hmodule) << ")";
+ }
+
+ return joinErrorMessages(msg, err.str());
+}
+
+
+std::wstring getSystemMessageDescription(DWORD messageId, HMODULE moduleHandle) {
+ LPWSTR pMsg = NULL;
+ std::wstring descr;
+
+ // we always retrieve UNICODE description from system,
+ // convert it to utf8 if UNICODE is not defined
+
+ while (true) {
+ DWORD res = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER
+ | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS
+ | (moduleHandle != NULL ? FORMAT_MESSAGE_FROM_HMODULE : 0),
+ moduleHandle, messageId, 0, (LPWSTR)&pMsg, 0, NULL);
+ if (res > 0) {
+ // replace all non-printed chars with space
+ for (DWORD i=0; i<res; i++) {
+ if (pMsg[i] < L' ') {
+ pMsg[i] = L' ';
+ }
+ }
+ // trim right (spaces and dots)
+ for (DWORD i=res; i>0; i--) {
+ if (pMsg[i] > L' ' && pMsg[i] != L'.') {
+ break;
+ }
+ pMsg[i] = 0;
+ }
+
+ descr = pMsg;
+
+ LocalFree(pMsg);
+ } else {
+ // if we fail to get description for specific moduleHandle,
+ // try to get "common" description.
+ if (moduleHandle != NULL) {
+ moduleHandle = NULL;
+ continue;
+ }
+ descr = L"No description available";
+ }
+ break;
+ }
+
+ return descr;
+}
+
+} // namespace
+
+
+SysError::SysError(const tstrings::any& msg, const void* caller, DWORD ec,
+ const char* label):
+
+std::runtime_error(makeMessage(msg.str(), label, caller, ec)) {
+}
+
+std::wstring SysError::getSysErrorMessage(DWORD errCode, HMODULE moduleHandle) {
+ tstrings::any msg;
+ msg << "system error " << errCode
+ << " (" << getSystemMessageDescription(errCode, moduleHandle) << ")";
+ return msg.tstr();
+}
+
+std::wstring SysError::getComErrorMessage(HRESULT hr) {
+ HRESULT hrOrig = hr;
+ // for FACILITY_WIN32 facility we need to reset hiword
+ if(HRESULT_FACILITY(hr) == FACILITY_WIN32) {
+ hr = HRESULT_CODE(hr);
+ }
+ return tstrings::format(_T("COM error 0x%08X (%s)"), hrOrig,
+ getSystemMessageDescription(hr, NULL));
+}