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package com.sun.jersey.client.hypermedia;

import com.sun.jersey.api.container.ContainerFactory;
import com.sun.jersey.api.container.grizzly2.GrizzlyServerFactory;
import com.sun.jersey.api.core.ResourceConfig;
import junit.framework.TestCase;
import org.glassfish.grizzly.http.server.HttpHandler;
import org.glassfish.grizzly.http.server.HttpServer;

import javax.ws.rs.core.UriBuilder;
import java.io.IOException;
import java.net.URI;

/**
 *
 * @author Paul.Sandoz@Sun.Com
 */
public abstract class AbstractGrizzlyServerTester extends TestCase {
    public static final String CONTEXT = "/test";

    private HttpServer httpServer;

    private int port = JerseyTestHelper.getEnvVariable("JERSEY_HTTP_PORT", 9997);
    
    public AbstractGrizzlyServerTester(String name) {
        super(name);
    }
    
    public UriBuilder getUri() {
        return UriBuilder.fromUri("http://localhost").port(port).path(CONTEXT).path("/");
    }
    
    public void startServer(Class... resources) {
        start(ContainerFactory.createContainer(HttpHandler.class, resources));
    }
    
    public void startServer(ResourceConfig config) {
        start(ContainerFactory.createContainer(HttpHandler.class, config));
    }
    
    private void start(HttpHandler handler) {
        if (httpServer != null && httpServer.isStarted()){
            stopServer();
        }

        System.out.println("Starting GrizzlyServer port number = " + port);
        
        URI u = getUri().build();
        try {
            httpServer = GrizzlyServerFactory.createHttpServer(u, handler);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        System.out.println("Started GrizzlyServer");

        int timeToSleep = JerseyTestHelper.getEnvVariable("JERSEY_HTTP_SLEEP", 0);
        if (timeToSleep > 0) {
            System.out.println("Sleeping for " + timeToSleep + " ms");
            try {
                // Wait for the server to start
                Thread.sleep(timeToSleep);
            } catch (InterruptedException ex) {
                System.out.println("Sleeping interrupted: " + ex.getLocalizedMessage());
            }
        }
    }
    
    public void stopServer() {
        if (httpServer.isStarted()) {
            httpServer.stop();
        }
    }
    
    @Override
    public void tearDown() {
        stopServer();
    }
}
