org.eclipse.jetty.http.HttpURI 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.
//
// ========================================================================
// Copyright (c) 1995-2012 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.UnsupportedEncodingException;
import java.net.URI;
import org.eclipse.jetty.util.MultiMap;
import org.eclipse.jetty.util.StringUtil;
import org.eclipse.jetty.util.TypeUtil;
import org.eclipse.jetty.util.URIUtil;
import org.eclipse.jetty.util.UrlEncoded;
import org.eclipse.jetty.util.Utf8StringBuilder;
/* ------------------------------------------------------------ */
/** Http URI.
* Parse a HTTP URI from a string or byte array. Given a URI
* http://user@host:port/path/info;param?query#fragment
* this class will split it into the following undecoded optional elements:
* - {@link #getScheme()} - http:
* - {@link #getAuthority()} - //name@host:port
* - {@link #getHost()} - host
* - {@link #getPort()} - port
* - {@link #getPath()} - /path/info
* - {@link #getParam()} - param
* - {@link #getQuery()} - query
* - {@link #getFragment()} - fragment
*
*
*/
public class HttpURI
{
private static final byte[] __empty={};
private final static int
START=0,
AUTH_OR_PATH=1,
SCHEME_OR_PATH=2,
AUTH=4,
IPV6=5,
PORT=6,
PATH=7,
PARAM=8,
QUERY=9,
ASTERISK=10;
boolean _partial=false;
byte[] _raw=__empty;
String _rawString;
int _scheme;
int _authority;
int _host;
int _port;
int _portValue;
int _path;
int _param;
int _query;
int _fragment;
int _end;
boolean _encoded=false;
final Utf8StringBuilder _utf8b = new Utf8StringBuilder(64);
public HttpURI()
{
}
/* ------------------------------------------------------------ */
/**
* @param parsePartialAuth If True, parse auth without prior scheme, else treat all URIs starting with / as paths
*/
public HttpURI(boolean parsePartialAuth)
{
_partial=parsePartialAuth;
}
public HttpURI(String raw)
{
_rawString=raw;
byte[] b = raw.getBytes();
parse(b,0,b.length);
}
public HttpURI(byte[] raw,int offset, int length)
{
parse2(raw,offset,length);
}
public HttpURI(URI uri)
{
parse(uri.toASCIIString());
}
public void parse(String raw)
{
byte[] b = raw.getBytes();
parse2(b,0,b.length);
_rawString=raw;
}
public void parse(byte[] raw,int offset, int length)
{
_rawString=null;
parse2(raw,offset,length);
}
public void parseConnect(byte[] raw,int offset, int length)
{
_rawString=null;
_encoded=false;
_raw=raw;
int i=offset;
int e=offset+length;
int state=AUTH;
_end=offset+length;
_scheme=offset;
_authority=offset;
_host=offset;
_port=_end;
_portValue=-1;
_path=_end;
_param=_end;
_query=_end;
_fragment=_end;
loop: while (i6 && c=='t')
{
if (_raw[offset+3]==':')
{
s=offset+3;
i=offset+4;
c=':';
}
else if (_raw[offset+4]==':')
{
s=offset+4;
i=offset+5;
c=':';
}
else if (_raw[offset+5]==':')
{
s=offset+5;
i=offset+6;
c=':';
}
}
switch (c)
{
case ':':
{
m = i++;
_authority = m;
_path = m;
c = (char)(0xff & _raw[i]);
if (c == '/')
state = AUTH_OR_PATH;
else
{
_host = m;
_port = m;
state = PATH;
}
break;
}
case '/':
{
state = PATH;
break;
}
case ';':
{
_param = s;
state = PARAM;
break;
}
case '?':
{
_param = s;
_query = s;
state = QUERY;
break;
}
case '#':
{
_param = s;
_query = s;
_fragment = s;
break;
}
}
continue;
}
case AUTH:
{
switch (c)
{
case '/':
{
m = s;
_path = m;
_port = _path;
state = PATH;
break;
}
case '@':
{
_host = i;
break;
}
case ':':
{
_port = s;
state = PORT;
break;
}
case '[':
{
state = IPV6;
break;
}
}
continue;
}
case IPV6:
{
switch (c)
{
case '/':
{
throw new IllegalArgumentException("No closing ']' for " + StringUtil.toString(_raw,offset,length,URIUtil.__CHARSET));
}
case ']':
{
state = AUTH;
break;
}
}
continue;
}
case PORT:
{
if (c=='/')
{
m=s;
_path=m;
if (_port<=_authority)
_port=_path;
state=PATH;
}
continue;
}
case PATH:
{
switch (c)
{
case ';':
{
_param = s;
state = PARAM;
break;
}
case '?':
{
_param = s;
_query = s;
state = QUERY;
break;
}
case '#':
{
_param = s;
_query = s;
_fragment = s;
break state;
}
case '%':
{
_encoded=true;
}
}
continue;
}
case PARAM:
{
switch (c)
{
case '?':
{
_query = s;
state = QUERY;
break;
}
case '#':
{
_query = s;
_fragment = s;
break state;
}
}
continue;
}
case QUERY:
{
if (c=='#')
{
_fragment=s;
break state;
}
continue;
}
case ASTERISK:
{
throw new IllegalArgumentException("only '*'");
}
}
}
if (_port<_path)
_portValue=TypeUtil.parseInt(_raw, _port+1, _path-_port-1,10);
}
private String toUtf8String(int offset,int length)
{
_utf8b.reset();
_utf8b.append(_raw,offset,length);
return _utf8b.toString();
}
public String getScheme()
{
if (_scheme==_authority)
return null;
int l=_authority-_scheme;
if (l==5 &&
_raw[_scheme]=='h' &&
_raw[_scheme+1]=='t' &&
_raw[_scheme+2]=='t' &&
_raw[_scheme+3]=='p' )
return HttpSchemes.HTTP;
if (l==6 &&
_raw[_scheme]=='h' &&
_raw[_scheme+1]=='t' &&
_raw[_scheme+2]=='t' &&
_raw[_scheme+3]=='p' &&
_raw[_scheme+4]=='s' )
return HttpSchemes.HTTPS;
return toUtf8String(_scheme,_authority-_scheme-1);
}
public String getAuthority()
{
if (_authority==_path)
return null;
return toUtf8String(_authority,_path-_authority);
}
public String getHost()
{
if (_host==_port)
return null;
return toUtf8String(_host,_port-_host);
}
public int getPort()
{
return _portValue;
}
public String getPath()
{
if (_path==_param)
return null;
return toUtf8String(_path,_param-_path);
}
public String getDecodedPath()
{
if (_path==_param)
return null;
int length = _param-_path;
byte[] bytes=null;
int n=0;
for (int i=_path;i<_param;i++)
{
byte b = _raw[i];
if (b=='%')
{
if ((i+2)>=_param)
throw new IllegalArgumentException("Bad % encoding: "+this);
b=(byte)(0xff&TypeUtil.parseInt(_raw,i+1,2,16));
i+=2;
}
else if (bytes==null)
{
n++;
continue;
}
if (bytes==null)
{
bytes=new byte[length];
System.arraycopy(_raw,_path,bytes,0,n);
}
bytes[n++]=b;
}
if (bytes==null)
return toUtf8String(_path,length);
_utf8b.reset();
_utf8b.append(bytes,0,n);
return _utf8b.toString();
}
public String getDecodedPath(String encoding)
{
if (_path==_param)
return null;
int length = _param-_path;
byte[] bytes=null;
int n=0;
for (int i=_path;i<_param;i++)
{
byte b = _raw[i];
if (b=='%')
{
if ((i+2)>=_param)
throw new IllegalArgumentException("Bad % encoding: "+this);
b=(byte)(0xff&TypeUtil.parseInt(_raw,i+1,2,16));
i+=2;
}
else if (bytes==null)
{
n++;
continue;
}
if (bytes==null)
{
bytes=new byte[length];
System.arraycopy(_raw,_path,bytes,0,n);
}
bytes[n++]=b;
}
if (bytes==null)
return StringUtil.toString(_raw,_path,_param-_path,encoding);
return StringUtil.toString(bytes,0,n,encoding);
}
public String getPathAndParam()
{
if (_path==_query)
return null;
return toUtf8String(_path,_query-_path);
}
public String getCompletePath()
{
if (_path==_end)
return null;
return toUtf8String(_path,_end-_path);
}
public String getParam()
{
if (_param==_query)
return null;
return toUtf8String(_param+1,_query-_param-1);
}
public String getQuery()
{
if (_query==_fragment)
return null;
return toUtf8String(_query+1,_fragment-_query-1);
}
public String getQuery(String encoding)
{
if (_query==_fragment)
return null;
return StringUtil.toString(_raw,_query+1,_fragment-_query-1,encoding);
}
public boolean hasQuery()
{
return (_fragment>_query);
}
public String getFragment()
{
if (_fragment==_end)
return null;
return toUtf8String(_fragment+1,_end-_fragment-1);
}
public void decodeQueryTo(MultiMap parameters)
{
if (_query==_fragment)
return;
_utf8b.reset();
UrlEncoded.decodeUtf8To(_raw,_query+1,_fragment-_query-1,parameters,_utf8b);
}
public void decodeQueryTo(MultiMap parameters, String encoding)
throws UnsupportedEncodingException
{
if (_query==_fragment)
return;
if (encoding==null || StringUtil.isUTF8(encoding))
UrlEncoded.decodeUtf8To(_raw,_query+1,_fragment-_query-1,parameters);
else
UrlEncoded.decodeTo(toUtf8String(_query+1,_fragment-_query-1),parameters,encoding);
}
public void clear()
{
_scheme=_authority=_host=_port=_path=_param=_query=_fragment=_end=0;
_raw=__empty;
_rawString="";
_encoded=false;
}
@Override
public String toString()
{
if (_rawString==null)
_rawString=toUtf8String(_scheme,_end-_scheme);
return _rawString;
}
public void writeTo(Utf8StringBuilder buf)
{
buf.append(_raw,_scheme,_end-_scheme);
}
}