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package com.sun.jersey.spi.container;

import com.sun.jersey.api.container.ContainerException;
import com.sun.jersey.spi.service.ServiceFinder;

/**
 * A factory for {@link WebApplication} instances. Container providers use this class
 * to obtain an instance of {@link WebApplication} to initiate.
 *
 * @author [email protected]
 */
public final class WebApplicationFactory {
    
    private WebApplicationFactory() {
    }
    
    /**
     * Create a Web application instance.
     *
     * @return the web application.
     * @throws ContainerException if there is an error creating the Web application.
     */
    public static WebApplication createWebApplication() throws ContainerException {
        for (WebApplicationProvider wap : ServiceFinder.find(WebApplicationProvider.class)) {
            // Use the first provider found
            return wap.createWebApplication();
        }
                
        throw new ContainerException("No WebApplication provider is present");
    }
    
}