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package org.glassfish.admin.rest;
import com.sun.enterprise.config.serverbeans.Config;
import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.jersey.api.container.ContainerFactory;
import com.sun.jersey.api.core.ResourceConfig;
import org.glassfish.admin.rest.resources.StatusGenerator;
import org.glassfish.admin.rest.resources.custom.ManagementProxyResource;
import org.glassfish.admin.rest.results.ActionReportResult;
import org.glassfish.admin.rest.utils.xml.RestActionReporter;
import org.glassfish.api.ActionReport;
import org.glassfish.api.container.EndpointRegistrationException;
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.container.filter.LoggingFilter;
import com.sun.jersey.api.core.DefaultResourceConfig;
import com.sun.jersey.spi.inject.SingletonTypeInjectableProvider;
import java.util.HashSet;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import org.glassfish.admin.rest.adapter.Reloader;
import org.glassfish.admin.rest.generator.ASMResourcesGenerator;
import org.glassfish.admin.rest.generator.ResourcesGenerator;
import org.glassfish.admin.rest.provider.ActionReportResultHtmlProvider;
import org.glassfish.admin.rest.provider.ActionReportResultJsonProvider;
import org.glassfish.admin.rest.provider.ActionReportResultXmlProvider;
import org.glassfish.admin.rest.provider.BaseProvider;
import org.glassfish.admin.rest.resources.GeneratorResource;
import org.glassfish.admin.rest.resources.ReloadResource;
import org.glassfish.grizzly.http.server.HttpHandler;
import org.glassfish.grizzly.http.server.Request;
import org.glassfish.grizzly.http.server.Response;
import org.glassfish.internal.api.ServerContext;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.config.ConfigModel;
import org.jvnet.hk2.config.Dom;
import org.jvnet.hk2.config.DomDocument;
/**
*
* @author ludovic champenois [email protected]
*/
/**
* Class that initialize the Jersey container. It is called via introspection from RestAdapter
* so that RestAdapter does not depend on Jersey classes. This way, we gain 90ms at startup time
* and load the jersey classes only at the very last time, when needed.
* It is safe to have imports on com.sun.jersey.* APIs in this class.
* @author ludo
*/
public class LazyJerseyInit implements LazyJerseyInterface {
/**
* Called via introspection in the RestAdapter service() method only when the GrizzlyAdapter is not initialized
* @param classes set of Jersey Resources classes
* @param sc the current ServerContext, needed to find the correct classpath
* @return the correct GrizzlyAdapter
* @throws EndpointRegistrationException
*/
@Override
public HttpHandler exposeContext(Set classes, ServerContext sc, Habitat habitat)
throws EndpointRegistrationException {
HttpHandler httpHandler = null;
Reloader r = new Reloader();
ResourceConfig rc = new DefaultResourceConfig(classes);
rc.getMediaTypeMappings().put("xml", MediaType.APPLICATION_XML_TYPE);
rc.getMediaTypeMappings().put("json", MediaType.APPLICATION_JSON_TYPE);
rc.getMediaTypeMappings().put("html", MediaType.TEXT_HTML_TYPE);
rc.getMediaTypeMappings().put("js", new MediaType("application", "x-javascript"));
RestConfig restConf = getRestConfig(habitat);
if (restConf != null) {
if (restConf.getLogOutput().equalsIgnoreCase("true")) { //enable output logging
rc.getContainerResponseFilters().add(LoggingFilter.class);
}
if (restConf.getLogInput().equalsIgnoreCase("true")) { //enable input logging
rc.getContainerRequestFilters().add(LoggingFilter.class);
}
if (restConf.getWadlGeneration().equalsIgnoreCase("false")) { //disable WADL
rc.getFeatures().put(ResourceConfig.FEATURE_DISABLE_WADL, Boolean.TRUE);
}
}
rc.getProperties().put(ResourceConfig.PROPERTY_CONTAINER_NOTIFIER, r);
rc.getClasses().add(ReloadResource.class);
//We can only inject these 4 extra classes in Jersey resources...
//
rc.getSingletons().add(new SingletonTypeInjectableProvider(Reloader.class, r) {});
rc.getSingletons().add(new SingletonTypeInjectableProvider(ServerContext.class, sc) {});
rc.getSingletons().add(new SingletonTypeInjectableProvider(Habitat.class, habitat) {});
rc.getSingletons().add(new SingletonTypeInjectableProvider(Client.class, Client.create()) {});
//Use common classloader. Jersey artifacts are not visible through
//module classloader
ClassLoader originalContextClassLoader = Thread.currentThread().getContextClassLoader();
try {
ClassLoader apiClassLoader = sc.getCommonClassLoader();
Thread.currentThread().setContextClassLoader(apiClassLoader);
httpHandler = ContainerFactory.createContainer(HttpHandler.class, rc);
} finally {
Thread.currentThread().setContextClassLoader(originalContextClassLoader);
}
//add a rest config listener for possible reload of Jersey
new RestConfigChangeListener(habitat, r, rc, sc);
return httpHandler;
}
@Override
public RestConfig getRestConfig(Habitat habitat) {
if (habitat == null) {
return null;
}
Domain domain = habitat.getComponent(Domain.class);
if (domain != null) {
Config config = domain.getConfigNamed("server-config");
if (config != null) {
return config.getExtensionByType(RestConfig.class);
}
}
return null;
}
@Override
public void reportError(Request req, Response res, int statusCode, String msg) {
try {
// TODO: There's a lot of arm waving and flailing here. I'd like this to be cleaner, but I don't
// have time at the moment. jdlee 8/11/10
RestActionReporter report = new RestActionReporter(); //getClientActionReport(req);
report.setActionExitCode(ActionReport.ExitCode.FAILURE);
report.setActionDescription("Error");
report.setMessage(msg);
BaseProvider provider;
String type = getAcceptedMimeType(req);
if ("xml".equals(type)) {
res.setContentType("application/xml");
provider = new ActionReportResultXmlProvider();
} else if ("json".equals(type)) {
res.setContentType("application/json");
provider = new ActionReportResultJsonProvider();
} else {
res.setContentType("text/html");
provider = new ActionReportResultHtmlProvider();
}
res.setStatus(statusCode);
res.getOutputStream().write(provider.getContent(new ActionReportResult(report)).getBytes());
res.getOutputStream().flush();
res.finish();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private static String getAcceptedMimeType(Request req) {
String type = null;
String requestURI = req.getRequestURI();
Set acceptableTypes = new HashSet() {
{
add("html");
add("xml");
add("json");
}
};
// first we look at the command extension (ie list-applications.[json | html | mf]
if (requestURI.indexOf('.') != -1) {
type = requestURI.substring(requestURI.indexOf('.') + 1);
} else {
String userAgent = req.getHeader("User-Agent");
if (userAgent != null) {
String accept = req.getHeader("Accept");
if (accept != null) {
if (accept.indexOf("html") != -1) {//html is possible so get it...
return "html";
}
StringTokenizer st = new StringTokenizer(accept, ",");
while (st.hasMoreElements()) {
String scheme = st.nextToken();
scheme = scheme.substring(scheme.indexOf('/') + 1);
if (acceptableTypes.contains(scheme)) {
type = scheme;
break;
}
}
}
}
}
return type;
}
@Override
public Set> getResourcesConfigForMonitoring(Habitat habitat) {
final Set> r = new HashSet>();
r.add(org.glassfish.admin.rest.resources.MonitoringResource.class);
r.add(org.glassfish.admin.rest.provider.ActionReportResultHtmlProvider.class);
r.add(org.glassfish.admin.rest.provider.ActionReportResultJsonProvider.class);
r.add(org.glassfish.admin.rest.provider.ActionReportResultXmlProvider.class);
return r;
}
@Override
public Set> getResourcesConfigForManagement(Habitat habitat) {
Class domainResourceClass = null;//org.glassfish.admin.rest.resources.generated.DomainResource.class;
generateASM(habitat);
try {
domainResourceClass = Class.forName("org.glassfish.admin.rest.resources.generatedASM.DomainResource");
} catch (ClassNotFoundException ex) {
Logger.getLogger(LazyJerseyInit.class.getName()).log(Level.SEVERE, null, ex);
}
final Set> r = new HashSet>();
// uncomment if you need to run the generator:
r.add(GeneratorResource.class);
r.add(StatusGenerator.class);
//r.add(ActionReportResource.class);
r.add(domainResourceClass);
r.add(ManagementProxyResource.class);
r.add(org.glassfish.admin.rest.resources.SessionsResource.class); //TODO this needs to be added to all rest adapters that want to be secured. Decide on it after the discussion to unify RestAdapter is concluded
r.add(org.glassfish.admin.rest.resources.StaticResource.class);
//body readers, not in META-INF/services anymore
r.add(org.glassfish.admin.rest.readers.FormReader.class);
r.add(org.glassfish.admin.rest.readers.ParameterMapFormReader.class);
r.add(org.glassfish.admin.rest.readers.JsonHashMapProvider.class);
r.add(org.glassfish.admin.rest.readers.JsonPropertyListReader.class);
r.add(org.glassfish.admin.rest.readers.JsonParameterMapProvider.class);
r.add(org.glassfish.admin.rest.readers.XmlHashMapProvider.class);
r.add(org.glassfish.admin.rest.readers.XmlPropertyListReader.class);
//body writers
r.add(org.glassfish.admin.rest.provider.ActionReportResultHtmlProvider.class);
r.add(org.glassfish.admin.rest.provider.ActionReportResultJsonProvider.class);
r.add(org.glassfish.admin.rest.provider.ActionReportResultXmlProvider.class);
r.add(org.glassfish.admin.rest.provider.FormWriter.class);
r.add(org.glassfish.admin.rest.provider.GetResultListHtmlProvider.class);
r.add(org.glassfish.admin.rest.provider.GetResultListJsonProvider.class);
r.add(org.glassfish.admin.rest.provider.GetResultListXmlProvider.class);
r.add(org.glassfish.admin.rest.provider.OptionsResultJsonProvider.class);
r.add(org.glassfish.admin.rest.provider.OptionsResultXmlProvider.class);
return r;
}
private void generateASM(Habitat habitat) {
try {
Domain entity = habitat.getComponent(Domain.class);
Dom dom = Dom.unwrap(entity);
DomDocument document = dom.document;
ConfigModel rootModel = dom.document.getRoot().model;
ResourcesGenerator resourcesGenerator = new ASMResourcesGenerator(habitat);
resourcesGenerator.generateSingle(rootModel, document);
resourcesGenerator.endGeneration();
} catch (Exception ex) {
Logger.getLogger(GeneratorResource.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
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