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package org.atmosphere.grizzly;
import com.sun.grizzly.SSLConfig;
import com.sun.grizzly.comet.CometAsyncFilter;
import com.sun.grizzly.http.embed.GrizzlyWebServer;
import org.atmosphere.cpr.AtmosphereHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.net.URI;
/**
* Simple Atmosphere REST based Server builder:
* <p>
* AtmosphereSpadeServer.build("http://localhost:8080/","org.foo.bar").start()
* </p>
* which listen on localhost:8080 for resources starting with package org.foo.bar.
*
* @author Jean-francois Arcand
*/
public final class AtmosphereSpadeServer {
private static final Logger logger = LoggerFactory.getLogger(AtmosphereSpadeServer.class);
private final GrizzlyWebServer gws;
private final AtmosphereAdapter aa = new AtmosphereAdapter();
private boolean defaultToJersey = true;
private AtmosphereSpadeServer(int port, boolean secure) {
gws = new GrizzlyWebServer(port, ".", secure);
gws.getSelectorThread().setDisplayConfiguration(false);
gws.addAsyncFilter(new CometAsyncFilter());
}
/**
* Create a {@link AtmosphereSpadeServer} which listen based using the URI u.
*
* @param u The URI the server listen for requests
* @return an instance of AtmosphereSpadeServer
*/
public static AtmosphereSpadeServer build(String u) {
return AtmosphereSpadeServer.build(u,"");
}
/**
* Create a {@link AtmosphereSpadeServer} which listen based on the 'u' for requests for
* resources defined under the resources package.
*
* @param u The URI the server listen for requests
* @param resourcesPackage The resources package name.
* @return an instance of AtmosphereSpadeServer
*/
public static AtmosphereSpadeServer build(String u, String resourcesPackage) {
return AtmosphereSpadeServer.build(u,resourcesPackage,null);
}
/**
* Create a {@link AtmosphereSpadeServer} which listen based on the 'u' for requests for
* resources defined under the resources package.
*
* @param u The URI the server listen for requests
* @param sslConfig The {@link SSLConfig}
* @return an instance of AtmosphereSpadeServer
*/
public static AtmosphereSpadeServer build(String u, SSLConfig sslConfig) {
return AtmosphereSpadeServer.build(u,null,sslConfig);
}
/**
* Create a {@link AtmosphereSpadeServer} which listen based on the 'u' for requests for
* resources defined under the resources package.
*
* @param u The URI the server listen for requests
* @param resourcesPackage The resources package name.
* @param sslConfig The {@link SSLConfig}
* @return
*/
public static AtmosphereSpadeServer build(String u, String resourcesPackage, SSLConfig sslConfig) {
if (u == null) {
throw new IllegalArgumentException("The URI must not be null");
}
URI uri = URI.create(u);
final String scheme = uri.getScheme();
if (!scheme.startsWith("http"))
throw new IllegalArgumentException("The URI scheme, of the URI " + u +
", must be equal (ignoring case) to 'http'");
final int port = (uri.getPort() == -1) ? 80 : uri.getPort();
String path = uri.getPath();
if (path == null) {
throw new IllegalArgumentException("The URI path, of the URI " + uri +
", must be non-null");
} else if (path.length() == 0) {
throw new IllegalArgumentException("The URI path, of the URI " + uri +
", must be present");
} else if (path.charAt(0) != '/') {
throw new IllegalArgumentException("The URI path, of the URI " + uri +
". must start with a '/'");
}
boolean secure = false;
if (scheme.equalsIgnoreCase("https")) {
secure = true;
}
AtmosphereSpadeServer a = new AtmosphereSpadeServer(port, secure);
if (path.length() > 1) {
if (path.endsWith("/")) {
path = path.substring(0, path.length() - 1);
}
a.aa.setContextPath(path);
}
if (resourcesPackage != null) {
a.aa.setResourcePackage(resourcesPackage);
}
if (sslConfig != null) {
a.setSSLConfig(sslConfig);
}
return a;
}
private void setSSLConfig(SSLConfig sslConfig) {
gws.setSSLConfig(sslConfig);
}
/**
* Add an {@link AtmosphereHandler}
*/
public AtmosphereSpadeServer addAtmosphereHandler(String mapping,AtmosphereHandler h){
defaultToJersey = false;
AtmosphereAdapter a = new AtmosphereAdapter();
a.setServletInstance(aa.getServletInstance());
a.addAtmosphereHandler(mapping, h);
a.setServletPath(mapping);
a.setHandleStaticResources(true);
gws.addGrizzlyAdapter(a,new String[]{mapping});
return this;
}
/**
* Set the resource package name.
*/
public void setResourcePackage(String resourcePackage){
aa.setResourcePackage(resourcePackage);
}
/**
* Start the {@link AtmosphereSpadeServer}
* @return
* @throws IOException
*/
public AtmosphereSpadeServer start() throws IOException {
logger.info("AtmosphereSpade Server Started on port: {}", gws.getSelectorThread().getPort());
if (defaultToJersey){
aa.setHandleStaticResources(true);
gws.addGrizzlyAdapter(aa, new String[]{"*"});
}
gws.start();
return this;
}
/**
* Stop the {@link AtmosphereSpadeServer}
* @return
* @throws IOException
*/
public AtmosphereSpadeServer stop() throws IOException {
gws.stop();
return this;
}
}