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Notify FS mediator loading failure

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This commit is contained in:
Roman Shevchenko
2012-07-31 21:40:26 +02:00
parent 454fb4c830
commit 5d4dac8de6
1 changed files with 17 additions and 14 deletions
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platform/util/src/com/intellij/openapi/util/io/FileSystemUtil.java
+17 -14
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@@ -63,47 +63,50 @@ public class FileSystemUtil {
private static Mediator ourMediator = getMediator();
private static Mediator getMediator() {
Throwable error = null;
final boolean forceUseNio2 = SystemProperties.getBooleanProperty(FORCE_USE_NIO2_KEY, false);
final String quickTestPath = SystemInfo.isWindows ? "C:\\" : "/";
if (!forceUseNio2) {
if (SystemInfo.isWindows) {
try {
final Mediator mediator = new IdeaWin32MediatorImpl();
mediator.getAttributes(quickTestPath);
return mediator;
return check(new IdeaWin32MediatorImpl());
}
catch (Throwable t) {
LOG.warn(t);
error = t;
}
}
else if (SystemInfo.isLinux || SystemInfo.isMac || SystemInfo.isSolaris || SystemInfo.isFreeBSD) {
try {
final Mediator mediator = new JnaUnixMediatorImpl();
mediator.getAttributes(quickTestPath);
return mediator;
return check(new JnaUnixMediatorImpl());
}
catch (Throwable t) {
LOG.warn(t);
error = t;
}
}
}
if (SystemInfo.isJavaVersionAtLeast("1.7") && !"1.7.0-ea".equals(SystemInfo.JAVA_VERSION)) {
try {
final Mediator mediator = new Nio2MediatorImpl();
mediator.getAttributes(quickTestPath);
return mediator;
return check(new Nio2MediatorImpl());
}
catch (Throwable t) {
LOG.warn(t);
error = t;
}
}
// todo: after introducing IdeaWin32 mediator, fail tests at this point, or issue a warning in production
final String message =
"Failed to load filesystem access layer (" + SystemInfo.OS_NAME + ", " + SystemInfo.JAVA_VERSION + ", " + forceUseNio2 + ")";
LOG.error(message, error);
return new StandardMediatorImpl();
}
private static Mediator check(final Mediator mediator) throws Exception {
final String quickTestPath = SystemInfo.isWindows ? "C:\\" : "/";
mediator.getAttributes(quickTestPath);
return mediator;
}
@TestOnly
static void resetMediator() {
ourMediator = getMediator();