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package com.sun.grizzly.standalone.aio;
import com.sun.grizzly.aio.http.AsyncAcceptorThread;
import com.sun.grizzly.arp.DefaultAsyncHandler;
import com.sun.grizzly.http.SelectorThread;
import com.sun.grizzly.tcp.Adapter;
import com.sun.grizzly.tcp.Request;
import com.sun.grizzly.tcp.Response;
import com.sun.grizzly.tcp.StaticResourcesAdapter;
import com.sun.grizzly.tcp.DynamicContentAdapter;
import com.sun.grizzly.tcp.StaticResourcesAdapter;
import java.io.IOException;
import com.sun.grizzly.util.ClassLoaderUtil;
import com.sun.grizzly.standalone.StandaloneMainUtil;
import com.sun.grizzly.standalone.StaticStreamAlgorithm;
/**
* Basic startup class used when Grizzly standalone is used
*
* @author Jeanfrancois Arcand
*/
public class AIOWebServerLauncher extends StandaloneMainUtil {
private static final String ENABLE_RCM = "com.sun.grizzly.enableRCM";
private static final String ENABLE_ASYNC = "com.sun.grizzly.enableARP";
static int port = 8080;
static String folder = ".";
public AIOWebServerLauncher() {
}
public static void main(String args[]) throws Exception {
AIOWebServerLauncher main = new AIOWebServerLauncher();
main.start(args);
}
@Override
public SelectorThread createSelectorThread(String[] args) throws Exception {
if (args.length == 0) {
printHelpAndExit();
}
final long t1 = System.currentTimeMillis();
// parse options
parseOptions(args);
String appliPath = parseApplicationLocation(args);
appliPath = appendWarContentToClassPath(appliPath);
final SelectorThread st = new AsyncAcceptorThread() {
@Override
public void listen() throws InstantiationException, IOException {
super.listen();
System.out.println("Server started in " + (System.currentTimeMillis() - t1) + " milliseconds.");
}
};
st.setAlgorithmClassName(StaticStreamAlgorithm.class.getName());
st.setPort(port);
SelectorThread.setWebAppRootPath(appliPath);
st.setAdapter(configureAdapter(st));
boolean enableRcm = Boolean.valueOf(System.getProperty(ENABLE_RCM));
st.enableRcmSupport(enableRcm);
boolean enableAsync = Boolean.valueOf(System.getProperty(ENABLE_ASYNC));
st.setEnableAsyncExecution(enableAsync);
if (enableAsync) {
st.setAsyncHandler(new DefaultAsyncHandler());
}
return st;
}
@Override
public void printHelpAndExit() {
System.err.println("Usage: " + AIOWebServerLauncher.class.getCanonicalName() + " [options]");
System.err.println();
System.err.println(" -p, --port=port Runs Servlet on the specified port.");
System.err.println(" Default: 8080");
System.err.println(" -a, --apps=application path The static resourde folder or jar or war location.");
System.err.println(" Default: .");
System.err.println(" -h, --help Show this help message.");
System.exit(1);
}
@Override
public boolean parseOptions(String[] args) {
if (args.length == 0) {
printHelpAndExit();
return false;
}
// parse options
for (int i = 0; i < args.length - 1; i++) {
String arg = args[i];
if ("-h".equals(arg) || "--help".equals(arg)) {
printHelpAndExit();
} else if ("-a".equals(arg)) {
i++;
folder = args[i];
} else if (arg.startsWith("--application=")) {
folder = arg.substring("--application=".length(), arg.length());
} else if ("-p".equals(arg)) {
i++;
setPort(args[i]);
} else if (arg.startsWith("--port=")) {
String num = arg.substring("--port=".length(), arg.length());
setPort(num);
}
}
return true;
}
@Override
public Adapter configureAdapter(SelectorThread st) {
String adapterClass = System.getProperty(ADAPTER);
Adapter adapter;
if (adapterClass == null) {
adapter = new StaticResourcesAdapter(folder){
/**
* Customize the error pahe
* @param req The {@link Request} object
* @param res The {@link Response} object
* @throws java.lang.Exception
*/
protected void customizedErrorPage(Request req,
Response res) throws Exception {
/**
* With Grizzly, we just return a 404 with a simple error message.
*/
res.setMessage("Not Found");
res.setStatus(404);
res.setContentType("text/html");
res.flushHeaders();
req.setNote(14, "SkipAfterService");
}
};
((StaticResourcesAdapter)adapter).setUseSendFile(false);
} else {
adapter = (Adapter) ClassLoaderUtil.load(adapterClass);
}
if (adapter instanceof StaticResourcesAdapter) {
((StaticResourcesAdapter) adapter).setRootFolder(folder);
}
if (adapter instanceof DynamicContentAdapter) {
((DynamicContentAdapter) adapter).setContextRoot("/");
}
return adapter;
}
@Override
public String parseApplicationLocation(String[] args) {
return folder;
}
}