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TomcatWebServer.java
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TomcatWebServer.java
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package restx.server;
import com.google.common.base.Throwables;
import org.apache.catalina.Context;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.core.AprLifecycleListener;
import org.apache.catalina.core.StandardServer;
import org.apache.catalina.startup.Tomcat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.servlet.ServletException;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* TomcatWebServer allow to run embedded tomcat. But its startup time is much slower than JettyWebServer.
*/
public class TomcatWebServer extends WebServerBase {
private final static Logger logger = LoggerFactory.getLogger(TomcatWebServer.class);
private final Tomcat tomcat;
private final Context context;
public TomcatWebServer(String appBase, int port, String bindInterface) throws ServletException {
super(checkNotNull(appBase), port, bindInterface, "Apache Tomcat", "org.apache.tomcat", "tomcat-catalina");
tomcat = new Tomcat();
tomcat.setPort(port);
tomcat.setBaseDir(".");
tomcat.getHost().setAppBase(".");
String contextPath = "/";
// Add AprLifecycleListener
StandardServer server = (StandardServer) tomcat.getServer();
AprLifecycleListener listener = new AprLifecycleListener();
server.addLifecycleListener(listener);
context = tomcat.addWebapp(contextPath, appBase);
}
@Override
protected void _start() throws LifecycleException {
context.getServletContext().setInitParameter("restx.baseServerUri", baseUrl());
context.getServletContext().setInitParameter("restx.serverId", serverId);
tomcat.start();
}
@Override
public void await() {
tomcat.getServer().await();
}
protected void _stop() throws LifecycleException {
tomcat.stop();
}
public static WebServerSupplier tomcatWebServerSupplier(final String appBase, final String bindInterface) {
return new WebServerSupplier() {
@Override
public WebServer newWebServer(int port) {
try {
return new TomcatWebServer(appBase, port, bindInterface);
} catch (ServletException e) {
throw Throwables.propagate(e);
}
}
};
}
}