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package com.sun.jersey.server.impl.wadl;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Variant;
import com.sun.jersey.api.core.HttpContext;
import com.sun.jersey.api.model.AbstractResource;
import com.sun.jersey.api.uri.UriTemplate;
import com.sun.jersey.core.header.MediaTypes;
import com.sun.jersey.server.impl.model.method.ResourceHttpOptionsMethod;
import com.sun.jersey.server.impl.model.method.ResourceMethod;
import com.sun.jersey.server.wadl.WadlApplicationContext;
import com.sun.research.ws.wadl.Application;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
/* package */ final class WadlMethodFactory {
public static final class WadlOptionsMethod extends ResourceMethod {
public WadlOptionsMethod(Map<String, List<ResourceMethod>> methods,
AbstractResource resource, String path,
WadlApplicationContext wadlApplicationContext) {
super("OPTIONS",
UriTemplate.EMPTY,
MediaTypes.GENERAL_MEDIA_TYPE_LIST,
MediaTypes.GENERAL_MEDIA_TYPE_LIST,
false,
new WadlOptionsMethodDispatcher(methods, resource, path, wadlApplicationContext));
}
@Override
public String toString() {
return "WADL OPTIONS method" ;
}
}
private static final class WadlOptionsMethodDispatcher extends
ResourceHttpOptionsMethod.OptionsRequestDispatcher {
private final AbstractResource resource;
private final String path;
private final WadlApplicationContext wadlApplicationContext;
private final String lastModified;
private static final Logger LOGGER = Logger.getLogger(WadlOptionsMethodDispatcher.class.getName());
WadlOptionsMethodDispatcher(Map<String, List<ResourceMethod>> methods,
AbstractResource resource, String path,
WadlApplicationContext wadlApplicationContext) {
super(methods);
this.resource = resource;
this.path = path;
this.wadlApplicationContext = wadlApplicationContext;
this.lastModified = new SimpleDateFormat(WadlResource.HTTPDATEFORMAT).format(new Date());
}
@Override
public void dispatch(final Object o, final HttpContext context) {
if(wadlApplicationContext.isWadlGenerationEnabled()) {
final Application a = wadlApplicationContext.getApplication(
context.getUriInfo(),
resource, path);
List<Variant> vl = Variant.mediaTypes(MediaTypes.WADL, MediaTypes.WADL_JSON, MediaType.APPLICATION_XML_TYPE)
.add().build();
Variant v = context.getRequest().selectVariant(vl);
if (v == null) {
context.getResponse().setResponse(
Response.noContent().header("Allow", allow).header("Last-modified", lastModified).build());
}
else {
try {
// TODO more gracefully detect that JAX-B -> JSON
// is not available
context.getResponse().setResponse(
Response.ok(a, v).
header("Allow", allow).header("Last-modified", lastModified).build());
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Could not marshal wadl Application.", e);
context.getResponse().setResponse(
Response.noContent().header("Allow", allow).build());
}
}
} else {
context.getResponse().setResponse(
Response.noContent().header("Allow", allow).build());
}
}
}
}