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A-Jetty Base can run on Android Java as well as on standard Java 7+ and it can run precompiled JSP/JSTL.
//
// ========================================================================
// Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.http;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import org.eclipse.jetty.http.HttpGenerator.RequestInfo;
import org.eclipse.jetty.http.HttpGenerator.ResponseInfo;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.StringUtil;
public class HttpTester
{
private HttpTester()
{
}
public static Request newRequest()
{
return new Request();
}
public static Request parseRequest(String request)
{
Request r=new Request();
HttpParser parser =new HttpParser(r);
parser.parseNext(BufferUtil.toBuffer(request));
return r;
}
public static Request parseRequest(ByteBuffer request)
{
Request r=new Request();
HttpParser parser =new HttpParser(r);
parser.parseNext(request);
return r;
}
public static Response parseResponse(String response)
{
Response r=new Response();
HttpParser parser =new HttpParser(r);
parser.parseNext(BufferUtil.toBuffer(response));
return r;
}
public static Response parseResponse(ByteBuffer response)
{
Response r=new Response();
HttpParser parser =new HttpParser(r);
parser.parseNext(response);
return r;
}
public abstract static class Message extends HttpFields implements HttpParser.HttpHandler
{
ByteArrayOutputStream _content;
HttpVersion _version=HttpVersion.HTTP_1_0;
public HttpVersion getVersion()
{
return _version;
}
public void setVersion(String version)
{
setVersion(HttpVersion.CACHE.get(version));
}
public void setVersion(HttpVersion version)
{
_version=version;
}
public void setContent(byte[] bytes)
{
try
{
_content=new ByteArrayOutputStream();
_content.write(bytes);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public void setContent(String content)
{
try
{
_content=new ByteArrayOutputStream();
_content.write(StringUtil.getBytes(content));
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public void setContent(ByteBuffer content)
{
try
{
_content=new ByteArrayOutputStream();
_content.write(BufferUtil.toArray(content));
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
@Override
public boolean parsedHeader(HttpField field)
{
put(field.getName(),field.getValue());
return false;
}
@Override
public boolean messageComplete()
{
return true;
}
@Override
public boolean headerComplete()
{
_content=new ByteArrayOutputStream();
return false;
}
@Override
public void earlyEOF()
{
}
@Override
public boolean content(ByteBuffer ref)
{
try
{
_content.write(BufferUtil.toArray(ref));
}
catch (IOException e)
{
throw new RuntimeException(e);
}
return false;
}
@Override
public void badMessage(int status, String reason)
{
throw new RuntimeException(reason);
}
public ByteBuffer generate()
{
try
{
HttpGenerator generator = new HttpGenerator();
HttpGenerator.Info info = getInfo();
// System.err.println(info.getClass());
// System.err.println(info);
ByteArrayOutputStream out = new ByteArrayOutputStream();
ByteBuffer header=null;
ByteBuffer chunk=null;
ByteBuffer content=_content==null?null:ByteBuffer.wrap(_content.toByteArray());
loop: while(!generator.isEnd())
{
HttpGenerator.Result result = info instanceof RequestInfo
?generator.generateRequest((RequestInfo)info,header,chunk,content,true)
:generator.generateResponse((ResponseInfo)info,header,chunk,content,true);
switch(result)
{
case NEED_HEADER:
header=BufferUtil.allocate(8192);
continue;
case NEED_CHUNK:
chunk=BufferUtil.allocate(HttpGenerator.CHUNK_SIZE);
continue;
case NEED_INFO:
throw new IllegalStateException();
case FLUSH:
if (BufferUtil.hasContent(header))
{
out.write(BufferUtil.toArray(header));
BufferUtil.clear(header);
}
if (BufferUtil.hasContent(chunk))
{
out.write(BufferUtil.toArray(chunk));
BufferUtil.clear(chunk);
}
if (BufferUtil.hasContent(content))
{
out.write(BufferUtil.toArray(content));
BufferUtil.clear(content);
}
break;
case SHUTDOWN_OUT:
break loop;
}
}
return ByteBuffer.wrap(out.toByteArray());
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
abstract public HttpGenerator.Info getInfo();
@Override
public int getHeaderCacheSize()
{
return 0;
}
}
public static class Request extends Message implements HttpParser.RequestHandler
{
private String _method;
private String _uri;
@Override
public boolean startRequest(HttpMethod method, String methodString, ByteBuffer uri, HttpVersion version)
{
_method=methodString;
_uri=BufferUtil.toUTF8String(uri);
_version=version;
return false;
}
public String getMethod()
{
return _method;
}
public String getUri()
{
return _uri;
}
public void setMethod(String method)
{
_method=method;
}
public void setURI(String uri)
{
_uri=uri;
}
@Override
public HttpGenerator.RequestInfo getInfo()
{
return new HttpGenerator.RequestInfo(_version,this,_content==null?0:_content.size(),_method,_uri);
}
@Override
public String toString()
{
return String.format("%s %s %s\n%s\n",_method,_uri,_version,super.toString());
}
public void setHeader(String name, String value)
{
put(name,value);
}
@Override
public boolean parsedHostHeader(String host,int port)
{
return false;
}
}
public static class Response extends Message implements HttpParser.ResponseHandler
{
private int _status;
private String _reason;
@Override
public boolean startResponse(HttpVersion version, int status, String reason)
{
_version=version;
_status=status;
_reason=reason;
return false;
}
public int getStatus()
{
return _status;
}
public String getReason()
{
return _reason;
}
public byte[] getContentBytes()
{
if (_content==null)
return null;
return _content.toByteArray();
}
public String getContent()
{
if (_content==null)
return null;
byte[] bytes=_content.toByteArray();
String content_type=get(HttpHeader.CONTENT_TYPE);
String encoding=MimeTypes.getCharsetFromContentType(content_type);
Charset charset=encoding==null?StandardCharsets.UTF_8:Charset.forName(encoding);
return new String(bytes,charset);
}
@Override
public HttpGenerator.ResponseInfo getInfo()
{
return new HttpGenerator.ResponseInfo(_version,this,_content==null?-1:_content.size(),_status,_reason,false);
}
@Override
public String toString()
{
return String.format("%s %s %s\n%s\n",_version,_status,_reason,super.toString());
}
}
}