reloadtest.java

resetful样式的ws样例,一种面向资源的webservices服务

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 *
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 * and Distribution License("CDDL") (collectively, the "License").  You
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 * a copy of the License at https://jersey.dev.java.net/CDDL+GPL.html
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package com.sun.jersey.impl.container.grizzly.web;

import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.ClientResponse;
import javax.ws.rs.Path;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.api.core.DefaultResourceConfig;
import com.sun.jersey.api.core.ResourceConfig;
import com.sun.jersey.spi.container.ContainerListener;
import com.sun.jersey.spi.container.ContainerNotifier;
import com.sun.jersey.spi.container.WebApplication;
import com.sun.jersey.spi.container.servlet.ServletContainer;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.GET;

/**
 *
 * @author [e-mail]
 */
public class ReloadTest extends AbstractGrizzlyWebContainerTester {
    @Path("/one")
    public static class One {
        @GET
        public String get() {
            return "one";
        }               
    }
        
    @Path("/two")
    public static class Two {
        @GET
        public String get() {
            return "two";
        }               
    }
    
    private static class Reloader implements ContainerNotifier {
        List<ContainerListener> ls;
        
        public Reloader() {
            ls = new ArrayList<ContainerListener>();
        }
        
        public void addListener(ContainerListener l) {
            ls.add(l);
        }

        public void reload() {
            for (ContainerListener l : ls) {
                l.onReload();
            }
        }        
    }
    
    public static class ReloadServletContainer extends ServletContainer {
        ResourceConfig rc;
        Reloader cr;
        int i = 0;
        
        @Override
        public void service(HttpServletRequest req, HttpServletResponse resp)
        throws ServletException, IOException {
            i++;
            super.service(req, resp);
            
            if (i == 2) {
                rc.getResourceClasses().add(Two.class);
                cr.reload();
            }
        }
        
        @Override
        protected void initiate(ResourceConfig rc, WebApplication wa) {
            super.initiate(rc, wa);
            this.rc = rc;
        
            cr = new Reloader();
            rc.getProperties().put(ResourceConfig.PROPERTY_CONTAINER_NOTIFIER, cr);                    
        }        
    }
    
    public ReloadTest(String testName) {
        super(testName);
    }
    
    
    public void testReload() {
        setServletClass(ReloadServletContainer.class);
        startServer(One.class);

        WebResource r = Client.create().resource(getUri().path("/").build());
                
        assertEquals("one", r.path("one").get(String.class));
        assertEquals(404, r.path("two").get(ClientResponse.class).getStatus());
        
        assertEquals("one", r.path("one").get(String.class));
        assertEquals("two", r.path("two").get(String.class));        
    }
}