001/* 002 * (C) Copyright 2006-2010 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * bstefanescu 016 */ 017package org.nuxeo.ecm.webengine.app.jersey; 018 019import java.lang.reflect.Type; 020import java.util.Set; 021 022import javax.ws.rs.core.Context; 023import javax.ws.rs.ext.Provider; 024 025import org.nuxeo.ecm.webengine.WebEngine; 026import org.nuxeo.ecm.webengine.app.WebEngineApplication; 027import org.nuxeo.ecm.webengine.model.WebContext; 028 029import com.sun.jersey.core.spi.component.ComponentContext; 030import com.sun.jersey.core.spi.component.ComponentScope; 031import com.sun.jersey.spi.inject.Injectable; 032import com.sun.jersey.spi.inject.InjectableProvider; 033 034/** 035 * Experimental - Can be used to inject WebContext through {@code @Context} annotation. Do not use it for now. 036 * 037 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 038 */ 039@Provider 040public class JerseyApplication extends WebEngineApplication implements InjectableProvider<Context, Type> { 041 042 @Override 043 public Set<Object> getSingletons() { 044 Set<Object> set = super.getSingletons(); 045 set.add(this); 046 return set; 047 } 048 049 public ComponentScope getScope() { 050 return ComponentScope.PerRequest; 051 } 052 053 public Injectable<?> getInjectable(ComponentContext cc, Context a, Type t) { 054 if (!(t instanceof Class<?>)) { 055 return null; 056 } 057 Class<?> c = (Class<?>) t; 058 if (c == WebContext.class) { 059 return new Injectable<Object>() { 060 public Object getValue() { 061 return WebEngine.getActiveContext(); 062 } 063 }; 064 } 065 return null; 066 } 067 068}