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Jersey core server implementation
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
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*/
package org.glassfish.jersey.server.internal.routing;
import javax.ws.rs.core.Configuration;
import org.glassfish.jersey.message.MessageBodyWorkers;
import org.glassfish.jersey.process.internal.ChainableStage;
import org.glassfish.jersey.process.internal.Stage;
import org.glassfish.jersey.server.internal.JerseyResourceContext;
import org.glassfish.jersey.server.internal.ProcessingProviders;
import org.glassfish.jersey.server.internal.process.RequestProcessingContext;
import org.glassfish.jersey.server.model.ResourceMethodInvoker;
import org.glassfish.jersey.server.model.RuntimeResourceModel;
import org.glassfish.hk2.api.ServiceLocator;
/**
* Jersey routing entry point.
*
* @author Marek Potociar (marek.potociar at oracle.com)
*/
public final class Routing {
private Routing() {
throw new AssertionError("No instances allowed.");
}
/**
* Create a new request pre-processing stage that extracts a matched endpoint from a routing context,
* where it was previously stored by the request routing stage and
* (if available) returns the endpoint wrapped in a next terminal stage.
*
* This request pre-processing stage should be a final stage in the request processing chain.
*
* @return new matched endpoint extractor request pre-processing stage.
*/
public static Stage matchedEndpointExtractor() {
return new MatchedEndpointExtractorStage();
}
/**
* Create a routing stage builder for a given runtime resource model.
*
* @param resourceModel runtime resource model
* @return new routing stage builder.
*/
public static Builder forModel(RuntimeResourceModel resourceModel) {
return new Builder(resourceModel);
}
/**
* Resource routing builder.
*/
public static final class Builder {
private final RuntimeResourceModel resourceModel;
private ServiceLocator locator;
private JerseyResourceContext resourceContext;
private Configuration config;
private MessageBodyWorkers entityProviders;
private ProcessingProviders processingProviders;
private Builder(RuntimeResourceModel resourceModel) {
if (resourceModel == null) {
// No L10N - internally used class
throw new NullPointerException("Resource model must not be null.");
}
this.resourceModel = resourceModel;
}
/**
* Set runtime HK2 locator.
*
* @param locator HK2 locator.
* @return updated routing builder.
*/
public Builder locator(ServiceLocator locator) {
this.locator = locator;
return this;
}
/**
* Set resource context.
*
* @param resourceContext resource context.
* @return updated routing builder.
*/
public Builder resourceContext(JerseyResourceContext resourceContext) {
this.resourceContext = resourceContext;
return this;
}
/**
* Set runtime configuration.
*
* @param config runtime configuration.
* @return updated routing builder.
*/
public Builder configuration(Configuration config) {
this.config = config;
return this;
}
/**
* Set entity providers.
*
* @param workers entity providers.
* @return updated routing builder.
*/
public Builder entityProviders(MessageBodyWorkers workers) {
this.entityProviders = workers;
return this;
}
/**
* Set request/response processing providers.
*
* @param processingProviders request/response processing providers.
* @return updated routing builder.
*/
public Builder processingProviders(ProcessingProviders processingProviders) {
this.processingProviders = processingProviders;
return this;
}
/**
* Build routing stage.
*
* @return routing stage for the runtime resource model.
*/
public ChainableStage buildStage() {
// No L10N - internally used class
if (locator == null) {
throw new NullPointerException("HK2 locator is not set.");
}
if (resourceContext == null) {
throw new NullPointerException("Resource context is not set.");
}
if (config == null) {
throw new NullPointerException("Runtime configuration is not set.");
}
if (entityProviders == null) {
throw new NullPointerException("Entity providers are not set.");
}
if (processingProviders == null) {
throw new NullPointerException("Processing providers are not set.");
}
final RuntimeModelBuilder runtimeModelBuilder = new RuntimeModelBuilder(
locator,
resourceContext,
config,
entityProviders,
processingProviders,
locator.getService(ResourceMethodInvoker.Builder.class));
return new RoutingStage(runtimeModelBuilder.buildModel(resourceModel, false));
}
}
}