//========================================================================
//Copyright 2004-2008 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//http://www.apache.org/licenses/LICENSE-2.0
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
//========================================================================
package org.mortbay.jetty.testing;
import java.io.IOException;
import java.util.Enumeration;
import javax.servlet.http.Cookie;
import org.mortbay.io.Buffer;
import org.mortbay.io.ByteArrayBuffer;
import org.mortbay.io.ByteArrayEndPoint;
import org.mortbay.io.SimpleBuffers;
import org.mortbay.io.View;
import org.mortbay.io.bio.StringEndPoint;
import org.mortbay.jetty.HttpFields;
import org.mortbay.jetty.HttpGenerator;
import org.mortbay.jetty.HttpHeaders;
import org.mortbay.jetty.HttpParser;
import org.mortbay.jetty.HttpVersions;
import org.mortbay.jetty.MimeTypes;
import org.mortbay.util.ByteArrayOutputStream2;
/* ------------------------------------------------------------ */
/** Test support class.
* Assist with parsing and generating HTTP requests and responses.
*
* <pre>
* HttpTester tester = new HttpTester();
*
* tester.parse(
* "GET /uri HTTP/1.1\r\n"+
* "Host: fakehost\r\n"+
* "Content-Length: 10\r\n" +
* "\r\n");
*
* System.err.println(tester.getMethod());
* System.err.println(tester.getURI());
* System.err.println(tester.getVersion());
* System.err.println(tester.getHeader("Host"));
* System.err.println(tester.getContent());
* </pre>
*
* @author gregw
* @see org.mortbay.jetty.testing.ServletTester
*/
public class HttpTester
{
protected HttpFields _fields=new HttpFields();
protected String _method;
protected String _uri;
protected String _version;
protected int _status;
protected String _reason;
protected ByteArrayOutputStream2 _parsedContent;
protected byte[] _genContent;
private String _charset, _defaultCharset;
private Buffer _contentType;
public HttpTester()
{
this("UTF-8");
}
public HttpTester(String charset)
{
_defaultCharset = charset;
}
public void reset()
{
_fields.clear();
_method=null;
_uri=null;
_version=null;
_status=0;
_reason=null;
_parsedContent=null;
_genContent=null;
}
private String getString(Buffer buffer)
{
return getString(buffer.asArray());
}
private String getString(byte[] b)
{
if(_charset==null)
return new String(b);
try
{
return new String(b, _charset);
}
catch(Exception e)
{
return new String(b);
}
}
private byte[] getByteArray(String str)
{
if(_charset==null)
return str.getBytes();
try
{
return str.getBytes(_charset);
}
catch(Exception e)
{
return str.getBytes();
}
}
/* ------------------------------------------------------------ */
/**
* Parse one HTTP request or response
* @param rawHTTP Raw HTTP to parse
* @return Any unparsed data in the rawHTTP (eg pipelined requests)
* @throws IOException
*/
public String parse(String rawHTTP) throws IOException
{
_charset = _defaultCharset;
ByteArrayBuffer buf = new ByteArrayBuffer(getByteArray(rawHTTP));
View view = new View(buf);
HttpParser parser = new HttpParser(view,new PH());
parser.parse();
return getString(view.asArray());
}
/* ------------------------------------------------------------ */
public String generate() throws IOException
{
_charset = _defaultCharset;
_contentType = _fields.get(HttpHeaders.CONTENT_TYPE_BUFFER);
if(_contentType!=null)
{
String charset = MimeTypes.getCharsetFromContentType(_contentType);
if(charset!=null)
_charset = charset;
}
Buffer bb=new ByteArrayBuffer(32*1024 + (_genContent!=null?_genContent.length:0));
Buffer sb=new ByteArrayBuffer(4*1024);
StringEndPoint endp = new StringEndPoint(_charset);
HttpGenerator generator = new HttpGenerator(new SimpleBuffers(new Buffer[]{sb,bb}),endp, sb.capacity(), bb.capacity());
if (_method!=null)
{
generator.setRequest(getMethod(),getURI());
if (_version==null)
generator.setVersion(HttpVersions.HTTP_1_1_ORDINAL);
else
generator.setVersion(HttpVersions.CACHE.getOrdinal(HttpVersions.CACHE.lookup(_version)));
generator.completeHeader(_fields,false);
if (_genContent!=null)
generator.addContent(new View(new ByteArrayBuffer(_genContent)),false);
else if (_parsedContent!=null)
generator.addContent(new ByteArrayBuffer(_parsedContent.toByteArray()),false);
}
generator.complete();
generator.flush();
return endp.getOutput();
}
/* ------------------------------------------------------------ */
/**
* @return the method
*/
public String getMethod()
{
return _method;
}
/* ------------------------------------------------------------ */
/**
* @param method the method to set
*/
public void setMethod(String method)
{
_method=method;
}
/* ------------------------------------------------------------ */
/**
* @return the reason
*/
public String getReason()
{
return _reason;
}
/* ------------------------------------------------------------ */
/**
* @param reason the reason to set
*/
public void setReason(String reason)
{
_reason=reason;
}
/* ------------------------------------------------------------ */
/**
* @return the status
*/
public int getStatus()
{
return _status;
}
/* ------------------------------------------------------------ */
/**
* @param status the status to set
*/
public void setStatus(int status)
{
_status=status;
}
/* ------------------------------------------------------------ */
/**
* @return the uri
*/
public String getURI()
{
return _uri;
}
/* ------------------------------------------------------------ */
/**
* @param uri the uri to set
*/
public void setURI(String uri)
{
_uri=uri;
}
/* ------------------------------------------------------------ */
/**
* @return the version
*/
public String getVersion()
{
return _version;
}
/* ------------------------------------------------------------ */
/**
* @param version the version to set
*/
public void setVersion(String version)
{
_version=version;
}
/* ------------------------------------------------------------ */
public String getContentType()
{
return getString(_contentType);
}
/* ------------------------------------------------------------ */
public String getCharacterEncoding()
{
return _charset;
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param value
* @throws IllegalArgumentException
* @see org.mortbay.jetty.HttpFields#add(java.lang.String, java.lang.String)
*/
public void addHeader(String name, String value) throws IllegalArgumentException
{
_fields.add(name,value);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param date
* @see org.mortbay.jetty.HttpFields#addDateField(java.lang.String, long)
*/
public void addDateHeader(String name, long date)
{
_fields.addDateField(name,date);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param value
* @see org.mortbay.jetty.HttpFields#addLongField(java.lang.String, long)
*/
public void addLongHeader(String name, long value)
{
_fields.addLongField(name,value);
}
/* ------------------------------------------------------------ */
/**
* @param cookie
* @see org.mortbay.jetty.HttpFields#addSetCookie(javax.servlet.http.Cookie)
*/
public void addSetCookie(Cookie cookie)
{
_fields.addSetCookie(cookie);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @return
* @see org.mortbay.jetty.HttpFields#getDateField(java.lang.String)
*/
public long getDateHeader(String name)
{
return _fields.getDateField(name);
}
/* ------------------------------------------------------------ */
/**
* @return
* @see org.mortbay.jetty.HttpFields#getFieldNames()
*/
public Enumeration getHeaderNames()
{
return _fields.getFieldNames();
}
/* ------------------------------------------------------------ */
/**
* @param name
* @return
* @throws NumberFormatException
* @see org.mortbay.jetty.HttpFields#getLongField(java.lang.String)
*/
public long getLongHeader(String name) throws NumberFormatException
{
return _fields.getLongField(name);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @return
* @see org.mortbay.jetty.HttpFields#getStringField(java.lang.String)
*/
public String getHeader(String name)
{
return _fields.getStringField(name);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @return
* @see org.mortbay.jetty.HttpFields#getValues(java.lang.String)
*/
public Enumeration getHeaderValues(String name)
{
return _fields.getValues(name);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param value
* @see org.mortbay.jetty.HttpFields#put(java.lang.String, java.lang.String)
*/
public void setHeader(String name, String value)
{
_fields.put(name,value);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param date
* @see org.mortbay.jetty.HttpFields#putDateField(java.lang.String, long)
*/
public void setDateHeader(String name, long date)
{
_fields.putDateField(name,date);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @param value
* @see org.mortbay.jetty.HttpFields#putLongField(java.lang.String, long)
*/
public void setLongHeader(String name, long value)
{
_fields.putLongField(name,value);
}
/* ------------------------------------------------------------ */
/**
* @param name
* @see org.mortbay.jetty.HttpFields#remove(java.lang.String)
*/
public void removeHeader(String name)
{
_fields.remove(name);
}
/* ------------------------------------------------------------ */
public String getContent()
{
if (_parsedContent!=null)
return getString(_parsedContent.toByteArray());
if (_genContent!=null)
return getString(_genContent);
return null;
}
/* ------------------------------------------------------------ */
public void setContent(String content)
{
_parsedContent=null;
if (content!=null)
{
_genContent=getByteArray(content);
setLongHeader(HttpHeaders.CONTENT_LENGTH,_genContent.length);
}
else
{
removeHeader(HttpHeaders.CONTENT_LENGTH);
_genContent=null;
}
}
/* ------------------------------------------------------------ */
private class PH extends HttpParser.EventHandler
{
public void startRequest(Buffer method, Buffer url, Buffer version) throws IOException
{
reset();
_method=getString(method);
_uri=getString(url);
_version=getString(version);
}
public void startResponse(Buffer version, int status, Buffer reason) throws IOException
{
reset();
_version=getString(version);
_status=status;
_reason=getString(reason);
}
public void parsedHeader(Buffer name, Buffer value) throws IOException
{
_fields.add(name,value);
}
public void headerComplete() throws IOException
{
_contentType = _fields.get(HttpHeaders.CONTENT_TYPE_BUFFER);
if(_contentType!=null)
{
String charset = MimeTypes.getCharsetFromContentType(_contentType);
if(charset!=null)
_charset = charset;
}
}
public void messageComplete(long contextLength) throws IOException
{
}
public void content(Buffer ref) throws IOException
{
if (_parsedContent==null)
_parsedContent=new ByteArrayOutputStream2();
_parsedContent.write(ref.asArray());
}
}
}