com.sun.jersey.server.impl.container.httpserver.HttpHandlerContainer Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of ehcache Show documentation
Show all versions of ehcache Show documentation
Ehcache is an open source, standards-based cache used to boost performance,
offload the database and simplify scalability. Ehcache is robust, proven and full-featured and
this has made it the most widely-used Java-based cache.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2011 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:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.jersey.server.impl.container.httpserver;
import com.sun.jersey.api.container.ContainerException;
import com.sun.jersey.core.header.InBoundHeaders;
import com.sun.jersey.server.impl.application.WebApplicationImpl;
import com.sun.jersey.spi.container.ContainerListener;
import com.sun.jersey.spi.container.ContainerRequest;
import com.sun.jersey.spi.container.ContainerResponse;
import com.sun.jersey.spi.container.ContainerResponseWriter;
import com.sun.jersey.spi.container.ReloadListener;
import com.sun.jersey.spi.container.WebApplication;
import com.sun.net.httpserver.Headers;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpsExchange;
import javax.ws.rs.core.UriBuilder;
import java.io.IOException;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
/**
* A {@link HttpHandler} for a {@link WebApplicationImpl}.
*
* @author [email protected]
*/
public class HttpHandlerContainer implements HttpHandler, ContainerListener {
private WebApplication application;
public HttpHandlerContainer(WebApplication app) throws ContainerException {
this.application = app;
}
private final static class Writer implements ContainerResponseWriter {
final HttpExchange exchange;
Writer(HttpExchange exchange) {
this.exchange = exchange;
}
public OutputStream writeStatusAndHeaders(long contentLength,
ContainerResponse cResponse) throws IOException {
Headers eh = exchange.getResponseHeaders();
for (Map.Entry> e : cResponse.getHttpHeaders().entrySet()) {
List values = new ArrayList();
for (Object v : e.getValue())
values.add(ContainerResponse.getHeaderValue(v));
eh.put(e.getKey(), values);
}
if (cResponse.getStatus() == 204) {
// Work around bug in LW HTTP server
// http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6886436
exchange.sendResponseHeaders(cResponse.getStatus(), -1);
} else {
exchange.sendResponseHeaders(cResponse.getStatus(),
getResponseLength(contentLength));
}
return exchange.getResponseBody();
}
public void finish() throws IOException {
}
private long getResponseLength(long contentLength) {
if (contentLength == 0)
return -1;
if (contentLength < 0)
return 0;
return contentLength;
}
}
public void handle(HttpExchange exchange) throws IOException {
WebApplication _application = application;
/**
* This is a URI that contains the path, query and
* fragment components.
*/
URI exchangeUri = exchange.getRequestURI();
/**
* The base path specified by the HTTP context of the HTTP handler.
* It is in decoded form.
*/
String decodedBasePath = exchange.getHttpContext().getPath();
// Ensure that the base path ends with a '/'
if (!decodedBasePath.endsWith("/")) {
if (decodedBasePath.equals(exchangeUri.getPath())) {
/**
* This is an edge case where the request path
* does not end in a '/' and is equal to the context
* path of the HTTP handler.
* Both the request path and base path need to end in a '/'
* Currently the request path is modified.
* TODO support redirection in accordance with resource
* configuration feature.
*/
exchangeUri = UriBuilder.fromUri(exchangeUri).
path("/").build();
}
decodedBasePath += "/";
}
/*
* The following is madness, there is no easy way to get
* the complete URI of the HTTP request!!
*
* TODO this is missing the user information component, how
* can this be obtained?
*/
String scheme = (exchange instanceof HttpsExchange) ? "https" : "http";
URI baseUri = null;
try {
List hostHeader = exchange.getRequestHeaders().get("Host");
if (hostHeader != null) {
StringBuilder sb = new StringBuilder(scheme);
sb.append("://").append(hostHeader.get(0)).append(decodedBasePath);
baseUri = new URI(sb.toString());
} else {
InetSocketAddress addr = exchange.getLocalAddress();
baseUri = new URI(scheme, null, addr.getHostName(), addr.getPort(),
decodedBasePath, null, null);
}
} catch (URISyntaxException ex) {
throw new IllegalArgumentException(ex);
}
final URI requestUri = baseUri.resolve(exchangeUri);
final ContainerRequest cRequest = new ContainerRequest(
_application,
exchange.getRequestMethod(),
baseUri,
requestUri,
getHeaders(exchange),
exchange.getRequestBody()
);
try {
_application.handleRequest(cRequest, new Writer(exchange));
} catch (RuntimeException e) {
e.printStackTrace();
exchange.getResponseHeaders().clear();
exchange.sendResponseHeaders(500, -1);
} catch (IOException ex) {
ex.printStackTrace();
exchange.getResponseHeaders().clear();
exchange.sendResponseHeaders(500, -1);
throw ex;
}
exchange.getResponseBody().flush();
exchange.close();
}
private InBoundHeaders getHeaders(HttpExchange exchange) {
InBoundHeaders rh = new InBoundHeaders();
Headers eh = exchange.getRequestHeaders();
for (Entry> e : eh.entrySet()) {
rh.put(e.getKey(), e.getValue());
}
return rh;
}
// ContainerListener
public void onReload() {
WebApplication oldApplication = application;
application = application.clone();
if (application.getFeaturesAndProperties() instanceof ReloadListener)
((ReloadListener) application.getFeaturesAndProperties()).onReload();
oldApplication.destroy();
}
}