/*
 * Copyright (c) 2010, 2020 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.jersey.internal;

import java.net.URI;
import java.util.Date;
import java.util.Map;
import java.util.Set;
import java.util.WeakHashMap;

import jakarta.ws.rs.core.CacheControl;
import jakarta.ws.rs.core.Configuration;
import jakarta.ws.rs.core.Cookie;
import jakarta.ws.rs.core.EntityTag;
import jakarta.ws.rs.core.Link;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.NewCookie;
import jakarta.ws.rs.core.Response.ResponseBuilder;
import jakarta.ws.rs.core.UriBuilder;
import jakarta.ws.rs.ext.RuntimeDelegate;

import org.glassfish.jersey.message.internal.JerseyLink;
import org.glassfish.jersey.message.internal.OutboundJaxrsResponse;
import org.glassfish.jersey.message.internal.OutboundMessageContext;
import org.glassfish.jersey.message.internal.VariantListBuilder;
import org.glassfish.jersey.spi.HeaderDelegateProvider;
import org.glassfish.jersey.uri.internal.JerseyUriBuilder;

An abstract implementation of RuntimeDelegate that provides support common to the client and server.
Author:Paul Sandoz
/** * An abstract implementation of {@link RuntimeDelegate} that * provides support common to the client and server. * * @author Paul Sandoz */
public abstract class AbstractRuntimeDelegate extends RuntimeDelegate { private final Set<HeaderDelegateProvider> hps; private final Map<Class<?>, HeaderDelegate<?>> map;
Initialization constructor. The injection manager will be shut down.
Params:
/** * Initialization constructor. The injection manager will be shut down. * * @param hps all {@link HeaderDelegateProvider} instances registered internally. */
protected AbstractRuntimeDelegate(Set<HeaderDelegateProvider> hps) { this.hps = hps; /* * Construct a map for quick look up of known header classes */ map = new WeakHashMap<>(); map.put(EntityTag.class, _createHeaderDelegate(EntityTag.class)); map.put(MediaType.class, _createHeaderDelegate(MediaType.class)); map.put(CacheControl.class, _createHeaderDelegate(CacheControl.class)); map.put(NewCookie.class, _createHeaderDelegate(NewCookie.class)); map.put(Cookie.class, _createHeaderDelegate(Cookie.class)); map.put(URI.class, _createHeaderDelegate(URI.class)); map.put(Date.class, _createHeaderDelegate(Date.class)); map.put(String.class, _createHeaderDelegate(String.class)); } @Override public jakarta.ws.rs.core.Variant.VariantListBuilder createVariantListBuilder() { return new VariantListBuilder(); } @Override public ResponseBuilder createResponseBuilder() { return new OutboundJaxrsResponse.Builder(new OutboundMessageContext((Configuration) null)); } @Override public UriBuilder createUriBuilder() { return new JerseyUriBuilder(); } @Override public Link.Builder createLinkBuilder() { return new JerseyLink.Builder(); } @Override public <T> HeaderDelegate<T> createHeaderDelegate(final Class<T> type) { if (type == null) { throw new IllegalArgumentException("type parameter cannot be null"); } @SuppressWarnings("unchecked") final HeaderDelegate<T> delegate = (HeaderDelegate<T>) map.get(type); if (delegate != null) { return delegate; } return _createHeaderDelegate(type); } @SuppressWarnings("unchecked") private <T> HeaderDelegate<T> _createHeaderDelegate(final Class<T> type) { for (final HeaderDelegateProvider hp : hps) { if (hp.supports(type)) { return hp; } } return null; } }