001/* 002 * (C) Copyright 2019 Nuxeo (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Salem Aouana 018 */ 019 020package org.nuxeo.ecm.webengine.jaxrs.coreiodelegate; 021 022import static javax.ws.rs.core.MediaType.APPLICATION_JSON; 023 024import java.lang.annotation.Annotation; 025import java.lang.reflect.Type; 026import java.util.Optional; 027 028import javax.ws.rs.Produces; 029import javax.ws.rs.core.Context; 030import javax.ws.rs.core.MediaType; 031import javax.ws.rs.ext.MessageBodyWriter; 032import javax.ws.rs.ext.Provider; 033 034import org.nuxeo.ecm.core.api.NuxeoException; 035import org.nuxeo.ecm.core.io.registry.Reader; 036import org.nuxeo.ecm.core.io.registry.Writer; 037import org.nuxeo.ecm.core.io.registry.context.RenderingContext; 038import org.nuxeo.ecm.platform.web.common.RequestContext; 039 040import com.sun.jersey.core.spi.component.ComponentContext; 041import com.sun.jersey.core.spi.component.ComponentScope; 042import com.sun.jersey.spi.inject.Injectable; 043import com.sun.jersey.spi.inject.InjectableProvider; 044 045/** 046 * A JAX-RS {@link MessageBodyWriter} that try to delegate the marshalling to all nuxeo-core-io {@link Writer} and 047 * {@link Reader}. This singleton is also registering an injection of {@link RenderingContext} 048 * 049 * @since 11.1 050 */ 051@Provider 052@Produces({ APPLICATION_JSON, "text/csv" }) 053public class CoreIODelegate extends PartialCoreIODelegate 054 implements InjectableProvider<Context, Type>, Injectable<RenderingContext> { 055 056 @Override 057 protected boolean accept(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) { 058 return true; 059 } 060 061 @Override 062 public RenderingContext getValue() { 063 return Optional.ofNullable(RequestContext.getActiveContext()) 064 .map(RequestContext::getRequest) 065 .map(RenderingContextWebUtils::getContext) 066 .orElseThrow(() -> new NuxeoException("No RenderingContext in the request")); // shouldn't happen 067 } 068 069 @Override 070 public ComponentScope getScope() { 071 return ComponentScope.PerRequest; 072 } 073 074 @Override 075 public Injectable getInjectable(ComponentContext ic, Context a, Type c) { 076 if (!c.equals(RenderingContext.class)) { 077 return null; 078 } 079 return this; 080 } 081}