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package com.sun.jersey.impl.inject;
import com.sun.jersey.api.core.ExtendedUriInfo;
import com.sun.jersey.api.core.HttpContext;
import com.sun.jersey.api.core.ResourceConfig;
import com.sun.jersey.core.spi.component.ComponentContext;
import com.sun.jersey.core.spi.component.ComponentScope;
import com.sun.jersey.core.spi.component.ioc.IoCComponentProcessor;
import com.sun.jersey.core.spi.component.ioc.IoCComponentProcessorFactory;
import com.sun.jersey.core.spi.component.ioc.IoCComponentProcessorFactoryInitializer;
import com.sun.jersey.core.spi.component.ioc.IoCComponentProvider;
import com.sun.jersey.core.spi.component.ioc.IoCComponentProviderFactory;
import com.sun.jersey.core.spi.component.ioc.IoCFullyManagedComponentProvider;
import com.sun.jersey.impl.AbstractResourceTester;
import com.sun.jersey.spi.MessageBodyWorkers;
import com.sun.jersey.spi.resource.Singleton;
import com.sun.jersey.spi.template.TemplateContext;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.Request;
import javax.ws.rs.core.SecurityContext;
import javax.ws.rs.core.UriInfo;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;
import javax.ws.rs.ext.Providers;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
public class IoCComponentProcessorTest extends AbstractResourceTester {
public IoCComponentProcessorTest(String testName) {
super(testName);
}
public static interface PostConstructListener {
void postConstruct();
}
public static interface PerRequestScope {}
public static interface SingletonScope {}
public static class AbstractResource implements PostConstructListener {
@Context ResourceConfig rc;
@Context MessageBodyWorkers mbw;
@Context TemplateContext tc;
@Context HttpContext hca;
@Context HttpHeaders hs;
@Context UriInfo ui;
@Context ExtendedUriInfo eui;
@Context Request r;
@Context SecurityContext sc;
@Context Providers p;
public void postConstruct() {
assertNotNull(rc);
assertNotNull(mbw);
assertNotNull(tc);
assertNotNull(hca);
assertNotNull(hs);
assertNotNull(ui);
assertNotNull(eui);
assertNotNull(r);
assertNotNull(sc);
assertNotNull(p);
}
}
@Path("/perrequest")
public static class PerRequestResource extends AbstractResource implements PerRequestScope {
@QueryParam("q") String q;
@Override
public void postConstruct() {
super.postConstruct();
assertNotNull(q);
}
@GET
public String get() {
return "GET " + q + " " + ui.getRequestUri();
}
}
@Path("/singleton")
@Singleton
public static class SingletonResource extends AbstractResource implements SingletonScope {
@GET
public String get(@QueryParam("q") String q) {
return "GET " + q + " " + ui.getRequestUri();
}
}
@Provider
public static class MyProvider implements MessageBodyWriter<String>, PostConstructListener, SingletonScope {
@Context ResourceConfig rc;
@Context MessageBodyWorkers mbw;
@Context TemplateContext tc;
@Context HttpContext hca;
@Context HttpHeaders hs;
@Context UriInfo ui;
@Context ExtendedUriInfo eui;
@Context Request r;
@Context SecurityContext sc;
@Context Providers p;
public void postConstruct() {
assertNotNull(rc);
assertNotNull(mbw);
assertNotNull(tc);
assertNotNull(hca);
assertNotNull(hs);
assertNotNull(ui);
assertNotNull(eui);
assertNotNull(r);
assertNotNull(sc);
assertNotNull(p);
}
public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return type == String.class;
}
public long getSize(String t, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return -1;
}
public void writeTo(String t, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream) throws IOException, WebApplicationException {
t = t + " " + ui.getRequestUri();
entityStream.write(t.getBytes());
}
}
static class MyIoCComponentProviderFactory implements
IoCComponentProviderFactory,
IoCComponentProcessorFactoryInitializer {
private IoCComponentProcessorFactory cpf;
public void init(IoCComponentProcessorFactory cpf) {
this.cpf = cpf;
}
public IoCComponentProvider getComponentProvider(final Class c) {
if (PostConstructListener.class.isAssignableFrom(c)) {
final ComponentScope cs = (!c.isAnnotationPresent(Provider.class))
? cpf.getScope(c)
: ComponentScope.Singleton;
final IoCComponentProcessor cp = cpf.get(c, cs);
if (cp != null) {
return new IoCFullyManagedComponentProvider() {
public Object getInstance() {
Object o = null;
try {
o = c.newInstance();
} catch (InstantiationException ex) {
throw new RuntimeException(ex);
} catch (IllegalAccessException ex) {
throw new RuntimeException(ex);
}
cp.postConstruct(o);
((PostConstructListener)o).postConstruct();
return o;
}
public ComponentScope getScope() {
return cs;
}
};
} else {
return new IoCFullyManagedComponentProvider() {
public Object getInstance() {
Object o = null;
try {
o = c.newInstance();
} catch (InstantiationException ex) {
throw new RuntimeException(ex);
} catch (IllegalAccessException ex) {
throw new RuntimeException(ex);
}
return o;
}
public ComponentScope getScope() {
return cs;
}
};
}
} else {
return null;
}
}
public IoCComponentProvider getComponentProvider(ComponentContext cc, Class c) {
return getComponentProvider(c);
}
}
public void testInjected() throws IOException {
initiateWebApplication(new MyIoCComponentProviderFactory(),
PerRequestResource.class, SingletonResource.class, MyProvider.class);
String s = resource("/perrequest").queryParam("q", "p").get(String.class);
assertEquals("GET p test:/base/perrequest?q=p test:/base/perrequest?q=p", s);
s = resource("/singleton").queryParam("q", "p").get(String.class);
assertEquals("GET p test:/base/singleton?q=p test:/base/singleton?q=p", s);
}
@Path("/")
public static class MyResourceNoInject implements PostConstructListener, PerRequestScope {
@GET
public String get() {
return "GET";
}
public void postConstruct() {
}
}
public void testNoInjected() throws IOException {
initiateWebApplication(new MyIoCComponentProviderFactory(), MyResourceNoInject.class);
String s = resource("/").get(String.class);
assertEquals("GET", s);
}
}