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package com.sun.grizzly.config;
import com.sun.grizzly.Controller;
import com.sun.grizzly.ControllerStateListenerAdapter;
import com.sun.grizzly.config.dom.NetworkConfig;
import com.sun.grizzly.config.dom.NetworkListener;
import com.sun.grizzly.util.FutureImpl;
import com.sun.grizzly.util.LoggerUtils;
import com.sun.grizzly.util.WorkerThreadImpl;
import org.jvnet.hk2.component.Habitat;
import java.io.IOException;
import java.util.List;
import java.util.ArrayList;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Created Nov 24, 2008
*
* @author <a href="mailto:justin.lee@sun.com">Justin Lee</a>
*/
public class GrizzlyConfig {
private static final Logger logger = LoggerUtils.getLogger();
private final NetworkConfig config;
private Habitat habitat;
private final List<GrizzlyServiceListener> listeners = new ArrayList<GrizzlyServiceListener>();
public GrizzlyConfig(String file) {
habitat = Utils.getHabitat(file);
config = habitat.getComponent(NetworkConfig.class);
}
public NetworkConfig getConfig() {
return config;
}
public Habitat getHabitat() {
return habitat;
}
public List<GrizzlyServiceListener> getListeners() {
return listeners;
}
public void setupNetwork() {
validateConfig(config);
synchronized (listeners) {
final List<NetworkListener> networkListeners = config.getNetworkListeners().getNetworkListener();
final FutureImpl future = new FutureImpl();
final AtomicInteger counter = new AtomicInteger(networkListeners.size());
for (final NetworkListener listener : networkListeners) {
final Controller controller = new Controller();
controller.addStateListener(new ControllerStateListenerAdapter() {
@Override
public void onReady() {
if (counter.decrementAndGet() == 0) {
future.setResult(Boolean.TRUE);
}
}
@Override
public void onException(Throwable e) {
future.setException(new IllegalStateException(
"Failed to start listener on port=" + listener.getPort(), e));
}
});
final GrizzlyServiceListener grizzlyListener = new GrizzlyServiceListener(controller);
grizzlyListener.configure(listener, habitat);
listeners.add(grizzlyListener);
final Thread thread = new WorkerThreadImpl(new ListenerRunnable(grizzlyListener));
thread.setDaemon(true);
thread.start();
}
try {
future.get(10, TimeUnit.SECONDS); // wait for the system to finish setting up the listener
} catch (Exception e) {
logger.warning(e.getMessage());
throw new RuntimeException(e);
}
}
}
public void shutdownNetwork() {
synchronized (listeners) {
for (GrizzlyServiceListener listener : listeners) {
try {
listener.stop();
} catch (Exception e) {
}
}
listeners.clear();
}
}
private static void validateConfig(NetworkConfig config) {
for (final NetworkListener listener : config.getNetworkListeners().getNetworkListener()) {
listener.findHttpProtocol();
}
}
public void shutdown() {
final List<GrizzlyServiceListener> copy;
synchronized(listeners) {
copy = new ArrayList<GrizzlyServiceListener>(listeners);
}
for (GrizzlyServiceListener listener : copy) {
listener.stop();
}
}
public static boolean toBoolean(String value) {
final String v = null != value ? value.trim() : value;
return "true".equals(v) || "yes".equals(v) || "on".equals(v) || "1".equals(v);
}
private static class ListenerRunnable implements Runnable {
private final GrizzlyServiceListener grizzlyListener;
public ListenerRunnable(GrizzlyServiceListener grizzlyListener) {
this.grizzlyListener = grizzlyListener;
}
public void run() {
try {
grizzlyListener.start();
} catch (IOException e) {
logger.log(Level.SEVERE, e.getMessage(), e);
throw new RuntimeException(e.getMessage());
} catch (InstantiationException e) {
logger.log(Level.SEVERE, e.getMessage(), e);
throw new RuntimeException(e.getMessage());
}
}
}
}