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package org.glassfish.jersey.server.filter;
import java.io.IOException;
import java.net.URI;
import java.util.concurrent.ExecutionException;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerRequestFilter;
import javax.ws.rs.container.ContainerResponseContext;
import javax.ws.rs.container.ContainerResponseFilter;
import javax.ws.rs.container.PreMatching;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.Provider;
import javax.annotation.Priority;
import org.glassfish.jersey.server.ApplicationHandler;
import org.glassfish.jersey.server.ContainerResponse;
import org.glassfish.jersey.server.RequestContextBuilder;
import org.glassfish.jersey.server.ResourceConfig;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
/**
* Tests calling {@link ContainerRequestContext#setMethod(String)} in different request/response phases.
*
* @author Miroslav Fuksa
*/
public class FilterSetMethodTest {
@Test
public void testResponseFilter() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(Resource.class, ResponseFilter.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/resource/setMethod", "GET").build()).get();
assertEquals(200, res.getStatus());
}
@Test
public void testPreMatchingFilter() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(Resource.class, PreMatchFilter.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/resource/setMethod", "GET").build()).get();
assertEquals(200, res.getStatus());
}
@Test
public void testPostMatchingFilter() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(Resource.class, PostMatchFilter.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/resource/setMethod", "GET").build()).get();
assertEquals(200, res.getStatus());
}
@Test
public void testResource() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(Resource.class, PostMatchFilter.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/resource/setMethodInResource",
"GET").build()).get();
assertEquals(200, res.getStatus());
}
@Test
public void testSubResourceLocator() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(AnotherResource.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/another/locator",
"GET").build()).get();
assertEquals(200, res.getStatus());
}
@Test
public void testResourceUri() throws ExecutionException, InterruptedException {
ApplicationHandler handler = new ApplicationHandler(new ResourceConfig(ResourceChangeUri.class,
PreMatchChangingUriFilter.class));
ContainerResponse res = handler.apply(RequestContextBuilder.from("", "/resourceChangeUri/first",
"GET").build()).get();
assertEquals(200, res.getStatus());
assertEquals("ok", res.getEntity());
}
@Path("resourceChangeUri")
public static class ResourceChangeUri {
@Path("first")
@GET
public String first() {
fail("should not be called.");
return "fail";
}
@Path("first/a")
@GET
public String a() {
return "ok";
}
}
@Provider
@Priority(500)
@PreMatching
public static class PreMatchChangingUriFilter implements ContainerRequestFilter {
@Override
public void filter(ContainerRequestContext requestContext) throws IOException {
final URI requestUri = requestContext.getUriInfo().getRequestUriBuilder().path("a").build();
requestContext.setRequestUri(requestUri);
}
}
@Provider
@Priority(500)
public static class ResponseFilter implements ContainerResponseFilter {
@Override
public void filter(ContainerRequestContext requestContext,
ContainerResponseContext responseContext) throws IOException {
checkExceptionThrown(new SetMethodClosure(requestContext));
checkExceptionThrown(new SetUriClosure(requestContext));
}
}
@Provider
@Priority(500)
@PreMatching
public static class PreMatchFilter implements ContainerRequestFilter {
@Override
public void filter(ContainerRequestContext requestContext) throws IOException {
new SetMethodClosure(requestContext).f();
new SetUriClosure(requestContext).f();
// Should not throw IllegalArgumentException exception in pre match filter.
}
}
@Provider
@Priority(500)
public static class PostMatchFilter implements ContainerRequestFilter {
@Override
public void filter(final ContainerRequestContext requestContext) throws IOException {
checkExceptionThrown(new SetMethodClosure(requestContext));
checkExceptionThrown(new SetUriClosure(requestContext));
}
}
@Path("resource")
public static class Resource {
@GET
@Path("setMethod")
public Response setMethod() {
Response response = Response.ok().build();
return response;
}
@GET
@Path("setMethodInResource")
public Response setMethodInResource(@Context ContainerRequestContext request) {
checkExceptionThrown(new SetMethodClosure(request));
checkExceptionThrown(new SetUriClosure(request));
return Response.ok().build();
}
}
@Path("another")
public static class AnotherResource {
@Path("locator")
public SubResource methodInSubResource(@Context ContainerRequestContext request) {
checkExceptionThrown(new SetMethodClosure(request));
checkExceptionThrown(new SetUriClosure(request));
return new SubResource();
}
public static class SubResource {
@GET
public Response get(@Context ContainerRequestContext request) {
checkExceptionThrown(new SetMethodClosure(request));
checkExceptionThrown(new SetUriClosure(request));
return Response.ok().build();
}
}
}
public static interface Closure {
void f();
}
private static void checkExceptionThrown(Closure f) {
try {
f.f();
fail("Should throw IllegalArgumentException exception.");
} catch (IllegalStateException exception) {
// ok - should throw IllegalArgumentException
}
}
public static class SetMethodClosure implements Closure {
final ContainerRequestContext requestContext;
public SetMethodClosure(ContainerRequestContext requestContext) {
this.requestContext = requestContext;
}
@Override
public void f() {
requestContext.setMethod("OPTIONS");
}
}
public static class SetUriClosure implements Closure {
final ContainerRequestContext requestContext;
public SetUriClosure(ContainerRequestContext requestContext) {
this.requestContext = requestContext;
}
@Override
public void f() {
requestContext.setRequestUri(requestContext.getUriInfo().getRequestUri());
}
}
}