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package com.sun.jersey.api.container.grizzly;

import com.sun.grizzly.http.SelectorThread;
import com.sun.grizzly.http.servlet.ServletAdapter;
import com.sun.jersey.api.container.ContainerException;
import com.sun.jersey.api.core.ClasspathResourceConfig;
import com.sun.jersey.spi.container.servlet.ServletContainer;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.Map;
import javax.servlet.Servlet;

/**
 * Factory for creating and starting Grizzly {@link SelectorThread} instances
 * for deploying a Servlet.
 * 

* The default deployed server is an instance of {@link ServletContainer}. *

* If no initialization parameters are declared (or is null) then root * resource and provider classes will be found by searching the classes * referenced in the java classpath. * * @author [email protected] */ public final class GrizzlyWebContainerFactory { private GrizzlyWebContainerFactory() {} /** * Create a {@link SelectorThread} that registers the {@link ServletContainer}. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(String u) throws IOException, IllegalArgumentException { if (u == null) throw new IllegalArgumentException("The URI must not be null"); return create(URI.create(u)); } /** * Create a {@link SelectorThread} that registers the {@link ServletContainer}. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param initParams the servlet initialization parameters. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(String u, Map initParams) throws IOException, IllegalArgumentException { if (u == null) throw new IllegalArgumentException("The URI must not be null"); return create(URI.create(u), initParams); } /** * Create a {@link SelectorThread} that registers the {@link ServletContainer}. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(URI u) throws IOException, IllegalArgumentException { return create(u, ServletContainer.class); } /** * Create a {@link SelectorThread} that registers the {@link ServletContainer}. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param initParams the servlet initialization parameters. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(URI u, Map initParams) throws IOException { return create(u, ServletContainer.class, initParams); } /** * Create a {@link SelectorThread} that registers the declared * servlet class. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param c the servlet class * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(String u, Class c) throws IOException { if (u == null) throw new IllegalArgumentException("The URI must not be null"); return create(URI.create(u), c); } /** * Create a {@link SelectorThread} that registers the declared * servlet class. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param c the servlet class * @param initParams the servlet initialization parameters. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(String u, Class c, Map initParams) throws IOException { if (u == null) throw new IllegalArgumentException("The URI must not be null"); return create(URI.create(u), c, initParams); } /** * Create a {@link SelectorThread} that registers the declared * servlet class. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param c the servlet class * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(URI u, Class c) throws IOException { return create(u, c, null); } /** * Create a {@link SelectorThread} that registers the declared * servlet class. * * @param u the URI to create the http server. The URI scheme must be * equal to "http". The URI user information and host * are ignored If the URI port is not present then port 80 will be * used. The URI path, query and fragment components are ignored. * @param c the servlet class * @param initParams the servlet initialization parameters. * @return the select thread, with the endpoint started * @throws IOException if an error occurs creating the container. * @throws IllegalArgumentException if u is null */ public static SelectorThread create(URI u, Class c, Map initParams) throws IOException { if (u == null) throw new IllegalArgumentException("The URI must not be null"); ServletAdapter adapter = new ServletAdapter(); if (initParams == null) { adapter.addInitParameter(ClasspathResourceConfig.PROPERTY_CLASSPATH, System.getProperty("java.class.path").replace(File.pathSeparatorChar, ';')); } else { for (Map.Entry e : initParams.entrySet()) { adapter.addInitParameter(e.getKey(), e.getValue()); } } adapter.setServletInstance(getInstance(c)); String path = u.getPath(); if (path == null) throw new IllegalArgumentException("The URI path, of the URI " + u + ", must be non-null"); else if (path.length() == 0) throw new IllegalArgumentException("The URI path, of the URI " + u + ", must be present"); else if (path.charAt(0) != '/') throw new IllegalArgumentException("The URI path, of the URI " + u + ". must start with a '/'"); if (path.length() > 1) { if (path.endsWith("/")) path = path.substring(0, path.length() - 1); adapter.setContextPath(path); } return GrizzlyServerFactory.create(u, adapter); } private static Servlet getInstance(Class c){ try{ return c.newInstance(); } catch (Exception e) { throw new ContainerException(e); } } }





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