private void reportLeak(Level level) {
if (!logger.isErrorEnabled()) {
for (; ; ) {
ResourceLeakDetector<T>.DefaultResourceLeak ref =
(DefaultResourceLeak) this.refQueue.poll();
if (ref == null) {
break;
}
ref.close();
}
return;
}
int samplingInterval = level == Level.PARANOID ? 1 : this.samplingInterval;
if ((this.active * samplingInterval > this.maxActive)
&& (this.loggedTooManyActive.compareAndSet(false, true))) {
logger.error(
"LEAK: You are creating too many "
+ this.resourceType
+ " instances. "
+ this.resourceType
+ " is a shared resource that must be reused across the JVM,"
+ "so that only a few instances are created.");
}
for (; ; ) {
ResourceLeakDetector<T>.DefaultResourceLeak ref = (DefaultResourceLeak) this.refQueue.poll();
if (ref == null) {
break;
}
ref.clear();
if (ref.close()) {
String records = ref.toString();
if (this.reportedLeaks.putIfAbsent(records, Boolean.TRUE) == null) {
if (records.isEmpty()) {
logger.error(
"LEAK: {}.release() was not called before it's garbage-collected. Enable advanced leak reporting to find out where the leak occurred. To enable advanced leak reporting, specify the JVM option '-D{}={}' or call {}.setLevel()",
new Object[] {
this.resourceType,
"io.netty.leakDetectionLevel",
Level.ADVANCED.name().toLowerCase(),
StringUtil.simpleClassName(this)
});
} else {
logger.error(
"LEAK: {}.release() was not called before it's garbage-collected.{}",
this.resourceType,
records);
}
}
}
}
}
private static void processGoAwayWriteResult(
final ChannelHandlerContext ctx,
final int lastStreamId,
final long errorCode,
final ByteBuf debugData,
ChannelFuture future) {
try {
if (future.isSuccess()) {
if (errorCode != NO_ERROR.code()) {
if (logger.isDebugEnabled()) {
logger.debug(
format(
"Sent GOAWAY: lastStreamId '%d', errorCode '%d', "
+ "debugData '%s'. Forcing shutdown of the connection.",
lastStreamId, errorCode, debugData.toString(UTF_8)),
future.cause());
}
ctx.close();
}
} else {
if (logger.isErrorEnabled()) {
logger.error(
format(
"Sending GOAWAY failed: lastStreamId '%d', errorCode '%d', "
+ "debugData '%s'. Forcing shutdown of the connection.",
lastStreamId, errorCode, debugData.toString(UTF_8)),
future.cause());
}
ctx.close();
}
} finally {
// We're done with the debug data now.
debugData.release();
}
}
private synchronized void registerActorClasses() {
if (actorClasses.isEmpty()) {
try {
final ClassLoader classLoader =
userClassLoader != null ? userClassLoader : this.getClass().getClassLoader();
ClassLoaderUtil.accept(
(URLClassLoader) classLoader,
new ClassLoaderUtil.Visitor() {
@Override
public final void visit(String resource, URL url, ClassLoader cl) {
if (packagePrefixes != null) {
boolean found = false;
for (final String packagePrefix : packagePrefixes) {
if (packagePrefix != null
&& resource.startsWith(packagePrefix.replace('.', '/'))) {
found = true;
break;
}
}
if (!found) return;
}
if (!ClassLoaderUtil.isClassFile(resource)) return;
final String className = ClassLoaderUtil.resourceToClass(resource);
try (final InputStream is = cl.getResourceAsStream(resource)) {
if (AnnotationUtil.hasClassAnnotation(WebActor.class, is))
registerWebActor(cl.loadClass(className));
} catch (final IOException | ClassNotFoundException e) {
log.error(
"Exception while scanning class " + className + " for WebActor annotation",
e);
throw new RuntimeException(e);
}
}
private void registerWebActor(Class<?> c) {
actorClasses.add(c);
}
});
} catch (final IOException e) {
log.error("IOException while scanning classes for WebActor annotation", e);
}
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
ctx.close();
logger.error("catch the exception:", cause);
}
@Override
public final void close(Throwable t) {
log.error("Exception while closing HTTP adapter", t);
if (actor != null) actor.die(t);
}
public void error(Object arg0, Throwable arg1) {
if (arg1 == null) return;
if (arg0 != null) _log.error(arg0.toString(), arg1);
else _log.error("null", arg1);
}
public void error(Object arg0) {
if (arg0 != null) _log.error(arg0.toString());
else _log.error("null");
}
