org.apache.catalina.connector.Request Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.catalina.connector;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.lang.reflect.InvocationTargetException;
import java.nio.charset.Charset;
import java.security.Principal;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.TimeZone;
import java.util.TreeMap;
import java.util.concurrent.atomic.AtomicBoolean;
import javax.naming.NamingException;
import javax.security.auth.Subject;
import javax.servlet.AsyncContext;
import javax.servlet.DispatcherType;
import javax.servlet.FilterChain;
import javax.servlet.MultipartConfigElement;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletInputStream;
import javax.servlet.ServletRequest;
import javax.servlet.ServletRequestAttributeEvent;
import javax.servlet.ServletRequestAttributeListener;
import javax.servlet.ServletResponse;
import javax.servlet.SessionTrackingMode;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpUpgradeHandler;
import javax.servlet.http.Part;
import org.apache.catalina.Context;
import org.apache.catalina.Globals;
import org.apache.catalina.Host;
import org.apache.catalina.Manager;
import org.apache.catalina.Realm;
import org.apache.catalina.Session;
import org.apache.catalina.TomcatPrincipal;
import org.apache.catalina.Wrapper;
import org.apache.catalina.core.ApplicationPart;
import org.apache.catalina.core.ApplicationSessionCookieConfig;
import org.apache.catalina.core.AsyncContextImpl;
import org.apache.catalina.mapper.MappingData;
import org.apache.catalina.util.ParameterMap;
import org.apache.catalina.util.StringParser;
import org.apache.coyote.ActionCode;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.tomcat.util.ExceptionUtils;
import org.apache.tomcat.util.buf.B2CConverter;
import org.apache.tomcat.util.buf.ByteChunk;
import org.apache.tomcat.util.buf.MessageBytes;
import org.apache.tomcat.util.http.Cookies;
import org.apache.tomcat.util.http.FastHttpDateFormat;
import org.apache.tomcat.util.http.Parameters;
import org.apache.tomcat.util.http.ServerCookie;
import org.apache.tomcat.util.http.fileupload.FileItem;
import org.apache.tomcat.util.http.fileupload.FileUploadBase;
import org.apache.tomcat.util.http.fileupload.FileUploadBase.InvalidContentTypeException;
import org.apache.tomcat.util.http.fileupload.FileUploadException;
import org.apache.tomcat.util.http.fileupload.disk.DiskFileItemFactory;
import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload;
import org.apache.tomcat.util.http.fileupload.servlet.ServletRequestContext;
import org.apache.tomcat.util.res.StringManager;
import org.ietf.jgss.GSSCredential;
import org.ietf.jgss.GSSException;
/**
* Wrapper object for the Coyote request.
*
* @author Remy Maucherat
* @author Craig R. McClanahan
*/
public class Request
implements HttpServletRequest {
private static final Log log = LogFactory.getLog(Request.class);
// ----------------------------------------------------------- Constructors
public Request() {
formats[0].setTimeZone(GMT_ZONE);
formats[1].setTimeZone(GMT_ZONE);
formats[2].setTimeZone(GMT_ZONE);
}
// ------------------------------------------------------------- Properties
/**
* Coyote request.
*/
protected org.apache.coyote.Request coyoteRequest;
/**
* Set the Coyote request.
*
* @param coyoteRequest The Coyote request
*/
public void setCoyoteRequest(org.apache.coyote.Request coyoteRequest) {
this.coyoteRequest = coyoteRequest;
inputBuffer.setRequest(coyoteRequest);
}
/**
* Get the Coyote request.
*/
public org.apache.coyote.Request getCoyoteRequest() {
return (this.coyoteRequest);
}
// ----------------------------------------------------- Variables
protected static final TimeZone GMT_ZONE = TimeZone.getTimeZone("GMT");
/**
* The string manager for this package.
*/
protected static final StringManager sm =
StringManager.getManager(Constants.Package);
/**
* The set of cookies associated with this Request.
*/
protected Cookie[] cookies = null;
/**
* The set of SimpleDateFormat formats to use in getDateHeader().
*
* Notice that because SimpleDateFormat is not thread-safe, we can't
* declare formats[] as a static variable.
*/
protected final SimpleDateFormat formats[] = {
new SimpleDateFormat(FastHttpDateFormat.RFC1123_DATE, Locale.US),
new SimpleDateFormat("EEEEEE, dd-MMM-yy HH:mm:ss zzz", Locale.US),
new SimpleDateFormat("EEE MMMM d HH:mm:ss yyyy", Locale.US)
};
/**
* The default Locale if none are specified.
*/
protected static final Locale defaultLocale = Locale.getDefault();
/**
* The attributes associated with this Request, keyed by attribute name.
*/
protected final HashMap attributes = new HashMap<>();
/**
* Flag that indicates if SSL attributes have been parsed to improve
* performance for applications (usually frameworks) that make multiple
* calls to {@link Request#getAttributeNames()}.
*/
protected boolean sslAttributesParsed = false;
/**
* The preferred Locales associated with this Request.
*/
protected final ArrayList locales = new ArrayList<>();
/**
* Internal notes associated with this request by Catalina components
* and event listeners.
*/
private final transient HashMap notes = new HashMap<>();
/**
* Authentication type.
*/
protected String authType = null;
/**
* Associated event.
*/
protected CometEventImpl event = null;
/**
* Comet state
*/
protected boolean comet = false;
/**
* The current dispatcher type.
*/
protected DispatcherType internalDispatcherType = null;
/**
* The associated input buffer.
*/
protected final InputBuffer inputBuffer = new InputBuffer();
/**
* ServletInputStream.
*/
protected CoyoteInputStream inputStream =
new CoyoteInputStream(inputBuffer);
/**
* Reader.
*/
protected CoyoteReader reader = new CoyoteReader(inputBuffer);
/**
* Using stream flag.
*/
protected boolean usingInputStream = false;
/**
* Using writer flag.
*/
protected boolean usingReader = false;
/**
* User principal.
*/
protected Principal userPrincipal = null;
/**
* Request parameters parsed flag.
*/
protected boolean parametersParsed = false;
/**
* Cookies parsed flag.
*/
protected boolean cookiesParsed = false;
/**
* Secure flag.
*/
protected boolean secure = false;
/**
* The Subject associated with the current AccessControlContext
*/
protected transient Subject subject = null;
/**
* Post data buffer.
*/
protected static final int CACHED_POST_LEN = 8192;
protected byte[] postData = null;
/**
* Hash map used in the getParametersMap method.
*/
protected ParameterMap parameterMap = new ParameterMap<>();
/**
* The parts, if any, uploaded with this request.
*/
protected Collection parts = null;
/**
* The exception thrown, if any when parsing the parts.
*/
protected Exception partsParseException = null;
/**
* The currently active session for this request.
*/
protected Session session = null;
/**
* The current request dispatcher path.
*/
protected Object requestDispatcherPath = null;
/**
* Was the requested session ID received in a cookie?
*/
protected boolean requestedSessionCookie = false;
/**
* The requested session ID (if any) for this request.
*/
protected String requestedSessionId = null;
/**
* Was the requested session ID received in a URL?
*/
protected boolean requestedSessionURL = false;
/**
* Was the requested session ID obtained from the SSL session?
*/
protected boolean requestedSessionSSL = false;
/**
* Parse locales.
*/
protected boolean localesParsed = false;
/**
* The string parser we will use for parsing request lines.
*/
private final StringParser parser = new StringParser();
/**
* Local port
*/
protected int localPort = -1;
/**
* Remote address.
*/
protected String remoteAddr = null;
/**
* Remote host.
*/
protected String remoteHost = null;
/**
* Remote port
*/
protected int remotePort = -1;
/**
* Local address
*/
protected String localAddr = null;
/**
* Local address
*/
protected String localName = null;
/**
* AsyncContext
*/
protected volatile AsyncContextImpl asyncContext = null;
protected Boolean asyncSupported = null;
/**
* Path parameters
*/
protected final Map pathParameters = new HashMap<>();
// --------------------------------------------------------- Public Methods
protected void addPathParameter(String name, String value) {
pathParameters.put(name, value);
}
protected String getPathParameter(String name) {
return pathParameters.get(name);
}
public void setAsyncSupported(boolean asyncSupported) {
this.asyncSupported = Boolean.valueOf(asyncSupported);
}
/**
* Release all object references, and initialize instance variables, in
* preparation for reuse of this object.
*/
public void recycle() {
context = null;
wrapper = null;
internalDispatcherType = null;
requestDispatcherPath = null;
comet = false;
if (event != null) {
event.clear();
event = null;
}
authType = null;
inputBuffer.recycle();
usingInputStream = false;
usingReader = false;
userPrincipal = null;
subject = null;
parametersParsed = false;
if (parts != null) {
for (Part part: parts) {
try {
part.delete();
} catch (IOException ignored) {
// ApplicationPart.delete() never throws an IOEx
}
}
parts = null;
}
partsParseException = null;
cookiesParsed = false;
locales.clear();
localesParsed = false;
secure = false;
remoteAddr = null;
remoteHost = null;
remotePort = -1;
localPort = -1;
localAddr = null;
localName = null;
attributes.clear();
sslAttributesParsed = false;
notes.clear();
cookies = null;
if (session != null) {
try {
session.endAccess();
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
log.warn(sm.getString("coyoteRequest.sessionEndAccessFail"), t);
}
}
session = null;
requestedSessionCookie = false;
requestedSessionId = null;
requestedSessionURL = false;
if (Globals.IS_SECURITY_ENABLED || Connector.RECYCLE_FACADES) {
parameterMap = new ParameterMap<>();
} else {
parameterMap.setLocked(false);
parameterMap.clear();
}
mappingData.recycle();
if (Globals.IS_SECURITY_ENABLED || Connector.RECYCLE_FACADES) {
if (facade != null) {
facade.clear();
facade = null;
}
if (inputStream != null) {
inputStream.clear();
inputStream = null;
}
if (reader != null) {
reader.clear();
reader = null;
}
}
asyncSupported = null;
if (asyncContext!=null) {
asyncContext.recycle();
}
asyncContext = null;
pathParameters.clear();
}
/**
* Clear cached encoders (to save memory for Comet requests).
*/
public void clearEncoders() {
inputBuffer.clearEncoders();
}
/**
* Clear cached encoders (to save memory for Comet requests).
*/
public boolean read()
throws IOException {
return (inputBuffer.realReadBytes(null, 0, 0) > 0);
}
// -------------------------------------------------------- Request Methods
/**
* Associated Catalina connector.
*/
protected Connector connector;
/**
* Return the Connector through which this Request was received.
*/
public Connector getConnector() {
return this.connector;
}
/**
* Set the Connector through which this Request was received.
*
* @param connector The new connector
*/
public void setConnector(Connector connector) {
this.connector = connector;
}
/**
* Associated context.
*/
protected Context context = null;
/**
* Return the Context within which this Request is being processed.
*/
public Context getContext() {
return this.context;
}
/**
* Set the Context within which this Request is being processed. This
* must be called as soon as the appropriate Context is identified, because
* it identifies the value to be returned by getContextPath(),
* and thus enables parsing of the request URI.
*
* @param context The newly associated Context
*/
public void setContext(Context context) {
this.context = context;
}
/**
* Filter chain associated with the request.
*/
protected FilterChain filterChain = null;
/**
* Get filter chain associated with the request.
*/
public FilterChain getFilterChain() {
return this.filterChain;
}
/**
* Set filter chain associated with the request.
*
* @param filterChain new filter chain
*/
public void setFilterChain(FilterChain filterChain) {
this.filterChain = filterChain;
}
/**
* Return the Host within which this Request is being processed.
*/
public Host getHost() {
return mappingData.host;
}
/**
* Mapping data.
*/
protected final MappingData mappingData = new MappingData();
/**
* Return mapping data.
*/
public MappingData getMappingData() {
return mappingData;
}
/**
* The facade associated with this request.
*/
protected RequestFacade facade = null;
/**
* Return the ServletRequest for which this object
* is the facade. This method must be implemented by a subclass.
*/
public HttpServletRequest getRequest() {
if (facade == null) {
facade = new RequestFacade(this);
}
return facade;
}
/**
* The response with which this request is associated.
*/
protected org.apache.catalina.connector.Response response = null;
/**
* Return the Response with which this Request is associated.
*/
public org.apache.catalina.connector.Response getResponse() {
return this.response;
}
/**
* Set the Response with which this Request is associated.
*
* @param response The new associated response
*/
public void setResponse(org.apache.catalina.connector.Response response) {
this.response = response;
}
/**
* Return the input stream associated with this Request.
*/
public InputStream getStream() {
if (inputStream == null) {
inputStream = new CoyoteInputStream(inputBuffer);
}
return inputStream;
}
/**
* URI byte to char converter.
*/
protected B2CConverter URIConverter = null;
/**
* Return the URI converter.
*/
protected B2CConverter getURIConverter() {
return URIConverter;
}
/**
* Set the URI converter.
*
* @param URIConverter the new URI converter
*/
protected void setURIConverter(B2CConverter URIConverter) {
this.URIConverter = URIConverter;
}
/**
* Associated wrapper.
*/
protected Wrapper wrapper = null;
/**
* Return the Wrapper within which this Request is being processed.
*/
public Wrapper getWrapper() {
return this.wrapper;
}
/**
* Set the Wrapper within which this Request is being processed. This
* must be called as soon as the appropriate Wrapper is identified, and
* before the Request is ultimately passed to an application servlet.
* @param wrapper The newly associated Wrapper
*/
public void setWrapper(Wrapper wrapper) {
this.wrapper = wrapper;
}
// ------------------------------------------------- Request Public Methods
/**
* Create and return a ServletInputStream to read the content
* associated with this Request.
*
* @exception IOException if an input/output error occurs
*/
public ServletInputStream createInputStream()
throws IOException {
if (inputStream == null) {
inputStream = new CoyoteInputStream(inputBuffer);
}
return inputStream;
}
/**
* Perform whatever actions are required to flush and close the input
* stream or reader, in a single operation.
*
* @exception IOException if an input/output error occurs
*/
public void finishRequest() throws IOException {
// Optionally disable swallowing of additional request data.
Context context = getContext();
if (context != null &&
response.getStatus() == HttpServletResponse.SC_REQUEST_ENTITY_TOO_LARGE &&
!context.getSwallowAbortedUploads()) {
coyoteRequest.action(ActionCode.DISABLE_SWALLOW_INPUT, null);
}
}
/**
* Return the object bound with the specified name to the internal notes
* for this request, or null if no such binding exists.
*
* @param name Name of the note to be returned
*/
public Object getNote(String name) {
return notes.get(name);
}
/**
* Remove any object bound to the specified name in the internal notes
* for this request.
*
* @param name Name of the note to be removed
*/
public void removeNote(String name) {
notes.remove(name);
}
/**
* Set the port number of the server to process this request.
*
* @param port The server port
*/
public void setLocalPort(int port) {
localPort = port;
}
/**
* Bind an object to a specified name in the internal notes associated
* with this request, replacing any existing binding for this name.
*
* @param name Name to which the object should be bound
* @param value Object to be bound to the specified name
*/
public void setNote(String name, Object value) {
notes.put(name, value);
}
/**
* Set the IP address of the remote client associated with this Request.
*
* @param remoteAddr The remote IP address
*/
public void setRemoteAddr(String remoteAddr) {
this.remoteAddr = remoteAddr;
}
/**
* Set the fully qualified name of the remote client associated with this
* Request.
*
* @param remoteHost The remote host name
*/
public void setRemoteHost(String remoteHost) {
this.remoteHost = remoteHost;
}
/**
* Set the value to be returned by isSecure()
* for this Request.
*
* @param secure The new isSecure value
*/
public void setSecure(boolean secure) {
this.secure = secure;
}
/**
* Set the port number of the server to process this request.
*
* @param port The server port
*/
public void setServerPort(int port) {
coyoteRequest.setServerPort(port);
}
// ------------------------------------------------- ServletRequest Methods
/**
* Return the specified request attribute if it exists; otherwise, return
* null.
*
* @param name Name of the request attribute to return
*/
@Override
public Object getAttribute(String name) {
// Special attributes
SpecialAttributeAdapter adapter = specialAttributes.get(name);
if (adapter != null) {
return adapter.get(this, name);
}
Object attr=attributes.get(name);
if(attr!=null) {
return(attr);
}
attr = coyoteRequest.getAttribute(name);
if(attr != null) {
return attr;
}
if( isSSLAttribute(name) ) {
coyoteRequest.action(ActionCode.REQ_SSL_ATTRIBUTE,
coyoteRequest);
attr = coyoteRequest.getAttribute(Globals.CERTIFICATES_ATTR);
if( attr != null) {
attributes.put(Globals.CERTIFICATES_ATTR, attr);
}
attr = coyoteRequest.getAttribute(Globals.CIPHER_SUITE_ATTR);
if(attr != null) {
attributes.put(Globals.CIPHER_SUITE_ATTR, attr);
}
attr = coyoteRequest.getAttribute(Globals.KEY_SIZE_ATTR);
if(attr != null) {
attributes.put(Globals.KEY_SIZE_ATTR, attr);
}
attr = coyoteRequest.getAttribute(Globals.SSL_SESSION_ID_ATTR);
if(attr != null) {
attributes.put(Globals.SSL_SESSION_ID_ATTR, attr);
}
attr = coyoteRequest.getAttribute(Globals.SSL_SESSION_MGR_ATTR);
if(attr != null) {
attributes.put(Globals.SSL_SESSION_MGR_ATTR, attr);
}
attr = attributes.get(name);
sslAttributesParsed = true;
}
return attr;
}
@Override
public long getContentLengthLong() {
return coyoteRequest.getContentLengthLong();
}
/**
* Test if a given name is one of the special Servlet-spec SSL attributes.
*/
static boolean isSSLAttribute(String name) {
return Globals.CERTIFICATES_ATTR.equals(name) ||
Globals.CIPHER_SUITE_ATTR.equals(name) ||
Globals.KEY_SIZE_ATTR.equals(name) ||
Globals.SSL_SESSION_ID_ATTR.equals(name) ||
Globals.SSL_SESSION_MGR_ATTR.equals(name);
}
/**
* Return the names of all request attributes for this Request, or an
* empty Enumeration if there are none. Note that the attribute
* names returned will only be those for the attributes set via
* {@link #setAttribute(String, Object)}. Tomcat internal attributes will
* not be included although they are accessible via
* {@link #getAttribute(String)}. The Tomcat internal attributes include:
*
* - {@link Globals#DISPATCHER_TYPE_ATTR}
* - {@link Globals#DISPATCHER_REQUEST_PATH_ATTR}
* - {@link Globals#ASYNC_SUPPORTED_ATTR}
* - {@link Globals#CERTIFICATES_ATTR} (SSL connections only)
* - {@link Globals#CIPHER_SUITE_ATTR} (SSL connections only)
* - {@link Globals#KEY_SIZE_ATTR} (SSL connections only)
* - {@link Globals#SSL_SESSION_ID_ATTR} (SSL connections only)
* - {@link Globals#SSL_SESSION_MGR_ATTR} (SSL connections only)
* - {@link Globals#PARAMETER_PARSE_FAILED_ATTR}
*
* The underlying connector may also expose request attributes. These all
* have names starting with "org.apache.tomcat" and include:
*
* - {@link Globals#SENDFILE_SUPPORTED_ATTR}
* - {@link Globals#COMET_SUPPORTED_ATTR}
* - {@link Globals#COMET_TIMEOUT_SUPPORTED_ATTR}
*
* Connector implementations may return some, all or none of these
* attributes and may also support additional attributes.
*/
@Override
public Enumeration getAttributeNames() {
if (isSecure() && !sslAttributesParsed) {
getAttribute(Globals.CERTIFICATES_ATTR);
}
// Take a copy to prevent ConncurrentModificationExceptions if used to
// remove attributes
Set names = new HashSet<>();
names.addAll(attributes.keySet());
return Collections.enumeration(names);
}
/**
* Return the character encoding for this Request.
*/
@Override
public String getCharacterEncoding() {
return coyoteRequest.getCharacterEncoding();
}
/**
* Return the content length for this Request.
*/
@Override
public int getContentLength() {
return coyoteRequest.getContentLength();
}
/**
* Return the content type for this Request.
*/
@Override
public String getContentType() {
return coyoteRequest.getContentType();
}
/**
* Set the content type for this Request.
*/
public void setContentType(String contentType) {
coyoteRequest.setContentType(contentType);
}
/**
* Return the servlet input stream for this Request. The default
* implementation returns a servlet input stream created by
* createInputStream().
*
* @exception IllegalStateException if getReader() has
* already been called for this request
* @exception IOException if an input/output error occurs
*/
@Override
public ServletInputStream getInputStream() throws IOException {
if (usingReader) {
throw new IllegalStateException
(sm.getString("coyoteRequest.getInputStream.ise"));
}
usingInputStream = true;
if (inputStream == null) {
inputStream = new CoyoteInputStream(inputBuffer);
}
return inputStream;
}
/**
* Return the preferred Locale that the client will accept content in,
* based on the value for the first Accept-Language header
* that was encountered. If the request did not specify a preferred
* language, the server's default Locale is returned.
*/
@Override
public Locale getLocale() {
if (!localesParsed) {
parseLocales();
}
if (locales.size() > 0) {
return locales.get(0);
}
return defaultLocale;
}
/**
* Return the set of preferred Locales that the client will accept
* content in, based on the values for any Accept-Language
* headers that were encountered. If the request did not specify a
* preferred language, the server's default Locale is returned.
*/
@Override
public Enumeration getLocales() {
if (!localesParsed) {
parseLocales();
}
if (locales.size() > 0) {
return Collections.enumeration(locales);
}
ArrayList results = new ArrayList<>();
results.add(defaultLocale);
return Collections.enumeration(results);
}
/**
* Return the value of the specified request parameter, if any; otherwise,
* return null. If there is more than one value defined,
* return only the first one.
*
* @param name Name of the desired request parameter
*/
@Override
public String getParameter(String name) {
if (!parametersParsed) {
parseParameters();
}
return coyoteRequest.getParameters().getParameter(name);
}
/**
* Returns a Map of the parameters of this request.
* Request parameters are extra information sent with the request.
* For HTTP servlets, parameters are contained in the query string
* or posted form data.
*
* @return A Map containing parameter names as keys
* and parameter values as map values.
*/
@Override
public Map getParameterMap() {
if (parameterMap.isLocked()) {
return parameterMap;
}
Enumeration enumeration = getParameterNames();
while (enumeration.hasMoreElements()) {
String name = enumeration.nextElement();
String[] values = getParameterValues(name);
parameterMap.put(name, values);
}
parameterMap.setLocked(true);
return parameterMap;
}
/**
* Return the names of all defined request parameters for this request.
*/
@Override
public Enumeration getParameterNames() {
if (!parametersParsed) {
parseParameters();
}
return coyoteRequest.getParameters().getParameterNames();
}
/**
* Return the defined values for the specified request parameter, if any;
* otherwise, return null.
*
* @param name Name of the desired request parameter
*/
@Override
public String[] getParameterValues(String name) {
if (!parametersParsed) {
parseParameters();
}
return coyoteRequest.getParameters().getParameterValues(name);
}
/**
* Return the protocol and version used to make this Request.
*/
@Override
public String getProtocol() {
return coyoteRequest.protocol().toString();
}
/**
* Read the Reader wrapping the input stream for this Request. The
* default implementation wraps a BufferedReader around the
* servlet input stream returned by createInputStream().
*
* @exception IllegalStateException if getInputStream()
* has already been called for this request
* @exception IOException if an input/output error occurs
*/
@Override
public BufferedReader getReader() throws IOException {
if (usingInputStream) {
throw new IllegalStateException
(sm.getString("coyoteRequest.getReader.ise"));
}
usingReader = true;
inputBuffer.checkConverter();
if (reader == null) {
reader = new CoyoteReader(inputBuffer);
}
return reader;
}
/**
* Return the real path of the specified virtual path.
*
* @param path Path to be translated
*
* @deprecated As of version 2.1 of the Java Servlet API, use
* ServletContext.getRealPath().
*/
@Override
@Deprecated
public String getRealPath(String path) {
if (context == null) {
return null;
}
ServletContext servletContext = context.getServletContext();
if (servletContext == null) {
return null;
}
try {
return (servletContext.getRealPath(path));
} catch (IllegalArgumentException e) {
return null;
}
}
/**
* Return the remote IP address making this Request.
*/
@Override
public String getRemoteAddr() {
if (remoteAddr == null) {
coyoteRequest.action
(ActionCode.REQ_HOST_ADDR_ATTRIBUTE, coyoteRequest);
remoteAddr = coyoteRequest.remoteAddr().toString();
}
return remoteAddr;
}
/**
* Return the remote host name making this Request.
*/
@Override
public String getRemoteHost() {
if (remoteHost == null) {
if (!connector.getEnableLookups()) {
remoteHost = getRemoteAddr();
} else {
coyoteRequest.action
(ActionCode.REQ_HOST_ATTRIBUTE, coyoteRequest);
remoteHost = coyoteRequest.remoteHost().toString();
}
}
return remoteHost;
}
/**
* Returns the Internet Protocol (IP) source port of the client
* or last proxy that sent the request.
*/
@Override
public int getRemotePort(){
if (remotePort == -1) {
coyoteRequest.action
(ActionCode.REQ_REMOTEPORT_ATTRIBUTE, coyoteRequest);
remotePort = coyoteRequest.getRemotePort();
}
return remotePort;
}
/**
* Returns the host name of the Internet Protocol (IP) interface on
* which the request was received.
*/
@Override
public String getLocalName(){
if (localName == null) {
coyoteRequest.action
(ActionCode.REQ_LOCAL_NAME_ATTRIBUTE, coyoteRequest);
localName = coyoteRequest.localName().toString();
}
return localName;
}
/**
* Returns the Internet Protocol (IP) address of the interface on
* which the request was received.
*/
@Override
public String getLocalAddr(){
if (localAddr == null) {
coyoteRequest.action
(ActionCode.REQ_LOCAL_ADDR_ATTRIBUTE, coyoteRequest);
localAddr = coyoteRequest.localAddr().toString();
}
return localAddr;
}
/**
* Returns the Internet Protocol (IP) port number of the interface
* on which the request was received.
*/
@Override
public int getLocalPort(){
if (localPort == -1){
coyoteRequest.action
(ActionCode.REQ_LOCALPORT_ATTRIBUTE, coyoteRequest);
localPort = coyoteRequest.getLocalPort();
}
return localPort;
}
/**
* Return a RequestDispatcher that wraps the resource at the specified
* path, which may be interpreted as relative to the current request path.
*
* @param path Path of the resource to be wrapped
*/
@Override
public RequestDispatcher getRequestDispatcher(String path) {
if (context == null) {
return null;
}
// If the path is already context-relative, just pass it through
if (path == null) {
return null;
} else if (path.startsWith("/")) {
return (context.getServletContext().getRequestDispatcher(path));
}
// Convert a request-relative path to a context-relative one
String servletPath = (String) getAttribute(
RequestDispatcher.INCLUDE_SERVLET_PATH);
if (servletPath == null) {
servletPath = getServletPath();
}
// Add the path info, if there is any
String pathInfo = getPathInfo();
String requestPath = null;
if (pathInfo == null) {
requestPath = servletPath;
} else {
requestPath = servletPath + pathInfo;
}
int pos = requestPath.lastIndexOf('/');
String relative = null;
if (pos >= 0) {
relative = requestPath.substring(0, pos + 1) + path;
} else {
relative = requestPath + path;
}
return context.getServletContext().getRequestDispatcher(relative);
}
/**
* Return the scheme used to make this Request.
*/
@Override
public String getScheme() {
return coyoteRequest.scheme().toString();
}
/**
* Return the server name responding to this Request.
*/
@Override
public String getServerName() {
return coyoteRequest.serverName().toString();
}
/**
* Return the server port responding to this Request.
*/
@Override
public int getServerPort() {
return coyoteRequest.getServerPort();
}
/**
* Was this request received on a secure connection?
*/
@Override
public boolean isSecure() {
return secure;
}
/**
* Remove the specified request attribute if it exists.
*
* @param name Name of the request attribute to remove
*/
@Override
public void removeAttribute(String name) {
// Remove the specified attribute
// Pass special attributes to the native layer
if (name.startsWith("org.apache.tomcat.")) {
coyoteRequest.getAttributes().remove(name);
}
boolean found = attributes.containsKey(name);
if (found) {
Object value = attributes.get(name);
attributes.remove(name);
// Notify interested application event listeners
notifyAttributeRemoved(name, value);
} else {
return;
}
}
/**
* Set the specified request attribute to the specified value.
*
* @param name Name of the request attribute to set
* @param value The associated value
*/
@Override
public void setAttribute(String name, Object value) {
// Name cannot be null
if (name == null) {
throw new IllegalArgumentException
(sm.getString("coyoteRequest.setAttribute.namenull"));
}
// Null value is the same as removeAttribute()
if (value == null) {
removeAttribute(name);
return;
}
// Special attributes
SpecialAttributeAdapter adapter = specialAttributes.get(name);
if (adapter != null) {
adapter.set(this, name, value);
return;
}
// Add or replace the specified attribute
// Do the security check before any updates are made
if (Globals.IS_SECURITY_ENABLED &&
name.equals(Globals.SENDFILE_FILENAME_ATTR)) {
// Use the canonical file name to avoid any possible symlink and
// relative path issues
String canonicalPath;
try {
canonicalPath = new File(value.toString()).getCanonicalPath();
} catch (IOException e) {
throw new SecurityException(sm.getString(
"coyoteRequest.sendfileNotCanonical", value), e);
}
// Sendfile is performed in Tomcat's security context so need to
// check if the web app is permitted to access the file while still
// in the web app's security context
System.getSecurityManager().checkRead(canonicalPath);
// Update the value so the canonical path is used
value = canonicalPath;
}
Object oldValue = attributes.put(name, value);
// Pass special attributes to the native layer
if (name.startsWith("org.apache.tomcat.")) {
coyoteRequest.setAttribute(name, value);
}
// Notify interested application event listeners
notifyAttributeAssigned(name, value, oldValue);
}
/**
* Notify interested listeners that attribute has been assigned a value.
*/
private void notifyAttributeAssigned(String name, Object value,
Object oldValue) {
Object listeners[] = context.getApplicationEventListeners();
if ((listeners == null) || (listeners.length == 0)) {
return;
}
boolean replaced = (oldValue != null);
ServletRequestAttributeEvent event = null;
if (replaced) {
event = new ServletRequestAttributeEvent(
context.getServletContext(), getRequest(), name, oldValue);
} else {
event = new ServletRequestAttributeEvent(
context.getServletContext(), getRequest(), name, value);
}
for (int i = 0; i < listeners.length; i++) {
if (!(listeners[i] instanceof ServletRequestAttributeListener)) {
continue;
}
ServletRequestAttributeListener listener =
(ServletRequestAttributeListener) listeners[i];
try {
if (replaced) {
listener.attributeReplaced(event);
} else {
listener.attributeAdded(event);
}
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
context.getLogger().error(sm.getString("coyoteRequest.attributeEvent"), t);
// Error valve will pick this exception up and display it to user
attributes.put(RequestDispatcher.ERROR_EXCEPTION, t);
}
}
}
/**
* Notify interested listeners that attribute has been removed.
*/
private void notifyAttributeRemoved(String name, Object value) {
Object listeners[] = context.getApplicationEventListeners();
if ((listeners == null) || (listeners.length == 0)) {
return;
}
ServletRequestAttributeEvent event =
new ServletRequestAttributeEvent(context.getServletContext(),
getRequest(), name, value);
for (int i = 0; i < listeners.length; i++) {
if (!(listeners[i] instanceof ServletRequestAttributeListener)) {
continue;
}
ServletRequestAttributeListener listener =
(ServletRequestAttributeListener) listeners[i];
try {
listener.attributeRemoved(event);
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
context.getLogger().error(sm.getString("coyoteRequest.attributeEvent"), t);
// Error valve will pick this exception up and display it to user
attributes.put(RequestDispatcher.ERROR_EXCEPTION, t);
}
}
}
/**
* Overrides the name of the character encoding used in the body of
* this request. This method must be called prior to reading request
* parameters or reading input using getReader().
*
* @param enc The character encoding to be used
*
* @exception UnsupportedEncodingException if the specified encoding
* is not supported
*
* @since Servlet 2.3
*/
@Override
public void setCharacterEncoding(String enc)
throws UnsupportedEncodingException {
if (usingReader) {
return;
}
// Ensure that the specified encoding is valid
byte buffer[] = new byte[1];
buffer[0] = (byte) 'a';
// Confirm that the encoding name is valid
B2CConverter.getCharset(enc);
// Save the validated encoding
coyoteRequest.setCharacterEncoding(enc);
}
@Override
public ServletContext getServletContext() {
return context.getServletContext();
}
@Override
public AsyncContext startAsync() {
return startAsync(getRequest(),response.getResponse());
}
@Override
public AsyncContext startAsync(ServletRequest request,
ServletResponse response) {
if (!isAsyncSupported()) {
throw new IllegalStateException("Not supported.");
}
if (asyncContext == null) {
asyncContext = new AsyncContextImpl(this);
}
asyncContext.setStarted(getContext(), request, response,
request==getRequest() && response==getResponse().getResponse());
asyncContext.setTimeout(getConnector().getAsyncTimeout());
return asyncContext;
}
@Override
public boolean isAsyncStarted() {
if (asyncContext == null) {
return false;
}
return asyncContext.isStarted();
}
public boolean isAsyncDispatching() {
if (asyncContext == null) {
return false;
}
AtomicBoolean result = new AtomicBoolean(false);
coyoteRequest.action(ActionCode.ASYNC_IS_DISPATCHING, result);
return result.get();
}
public boolean isAsync() {
if (asyncContext == null) {
return false;
}
AtomicBoolean result = new AtomicBoolean(false);
coyoteRequest.action(ActionCode.ASYNC_IS_ASYNC, result);
return result.get();
}
@Override
public boolean isAsyncSupported() {
if (this.asyncSupported == null) {
return true;
}
return asyncSupported.booleanValue();
}
@Override
public AsyncContext getAsyncContext() {
return this.asyncContext;
}
@Override
public DispatcherType getDispatcherType() {
if (internalDispatcherType == null) {
return DispatcherType.REQUEST;
}
return this.internalDispatcherType;
}
// ---------------------------------------------------- HttpRequest Methods
/**
* Add a Cookie to the set of Cookies associated with this Request.
*
* @param cookie The new cookie
*/
public void addCookie(Cookie cookie) {
if (!cookiesParsed) {
parseCookies();
}
int size = 0;
if (cookies != null) {
size = cookies.length;
}
Cookie[] newCookies = new Cookie[size + 1];
for (int i = 0; i < size; i++) {
newCookies[i] = cookies[i];
}
newCookies[size] = cookie;
cookies = newCookies;
}
/**
* Add a Locale to the set of preferred Locales for this Request. The
* first added Locale will be the first one returned by getLocales().
*
* @param locale The new preferred Locale
*/
public void addLocale(Locale locale) {
locales.add(locale);
}
/**
* Clear the collection of Cookies associated with this Request.
*/
public void clearCookies() {
cookiesParsed = true;
cookies = null;
}
/**
* Clear the collection of Locales associated with this Request.
*/
public void clearLocales() {
locales.clear();
}
/**
* Set the authentication type used for this request, if any; otherwise
* set the type to null. Typical values are "BASIC",
* "DIGEST", or "SSL".
*
* @param type The authentication type used
*/
public void setAuthType(String type) {
this.authType = type;
}
/**
* Set the path information for this Request. This will normally be called
* when the associated Context is mapping the Request to a particular
* Wrapper.
*
* @param path The path information
*/
public void setPathInfo(String path) {
mappingData.pathInfo.setString(path);
}
/**
* Set a flag indicating whether or not the requested session ID for this
* request came in through a cookie. This is normally called by the
* HTTP Connector, when it parses the request headers.
*
* @param flag The new flag
*/
public void setRequestedSessionCookie(boolean flag) {
this.requestedSessionCookie = flag;
}
/**
* Set the requested session ID for this request. This is normally called
* by the HTTP Connector, when it parses the request headers.
*
* @param id The new session id
*/
public void setRequestedSessionId(String id) {
this.requestedSessionId = id;
}
/**
* Set a flag indicating whether or not the requested session ID for this
* request came in through a URL. This is normally called by the
* HTTP Connector, when it parses the request headers.
*
* @param flag The new flag
*/
public void setRequestedSessionURL(boolean flag) {
this.requestedSessionURL = flag;
}
/**
* Set a flag indicating whether or not the requested session ID for this
* request came in through SSL. This is normally called by the
* HTTP Connector, when it parses the request headers.
*
* @param flag The new flag
*/
public void setRequestedSessionSSL(boolean flag) {
this.requestedSessionSSL = flag;
}
/**
* Get the decoded request URI.
*
* @return the URL decoded request URI
*/
public String getDecodedRequestURI() {
return coyoteRequest.decodedURI().toString();
}
/**
* Get the decoded request URI.
*
* @return the URL decoded request URI
*/
public MessageBytes getDecodedRequestURIMB() {
return coyoteRequest.decodedURI();
}
/**
* Set the Principal who has been authenticated for this Request. This
* value is also used to calculate the value to be returned by the
* getRemoteUser() method.
*
* @param principal The user Principal
*/
public void setUserPrincipal(Principal principal) {
if (Globals.IS_SECURITY_ENABLED){
HttpSession session = getSession(false);
if ( (subject != null) &&
(!subject.getPrincipals().contains(principal)) ){
subject.getPrincipals().add(principal);
} else if (session != null &&
session.getAttribute(Globals.SUBJECT_ATTR) == null) {
subject = new Subject();
subject.getPrincipals().add(principal);
}
if (session != null){
session.setAttribute(Globals.SUBJECT_ATTR, subject);
}
}
this.userPrincipal = principal;
}
// --------------------------------------------- HttpServletRequest Methods
/**
* {@inheritDoc}
*
* @since Servlet 3.1
*/
@SuppressWarnings("unchecked")
@Override
public T upgrade(
Class httpUpgradeHandlerClass) throws java.io.IOException, ServletException {
T handler;
try {
handler = (T) context.getInstanceManager().newInstance(httpUpgradeHandlerClass);
} catch (InstantiationException | IllegalAccessException | InvocationTargetException | NamingException e) {
throw new ServletException(e);
}
coyoteRequest.action(ActionCode.UPGRADE, handler);
// Output required by RFC2616. Protocol specific headers should have
// already been set.
response.setStatus(HttpServletResponse.SC_SWITCHING_PROTOCOLS);
return handler;
}
/**
* Return the authentication type used for this Request.
*/
@Override
public String getAuthType() {
return authType;
}
/**
* Return the portion of the request URI used to select the Context
* of the Request.
*/
@Override
public String getContextPath() {
String uri = getRequestURI();
int lastSlash = mappingData.contextSlashCount;
int pos = 0;
while (lastSlash > 0) {
pos = uri.indexOf('/', pos + 1);
if (pos == -1) {
return uri;
}
lastSlash--;
}
return uri.substring(0, pos);
}
/**
* Return the set of Cookies received with this Request.
*/
@Override
public Cookie[] getCookies() {
if (!cookiesParsed) {
parseCookies();
}
return cookies;
}
/**
* Return the value of the specified date header, if any; otherwise
* return -1.
*
* @param name Name of the requested date header
*
* @exception IllegalArgumentException if the specified header value
* cannot be converted to a date
*/
@Override
public long getDateHeader(String name) {
String value = getHeader(name);
if (value == null) {
return (-1L);
}
// Attempt to convert the date header in a variety of formats
long result = FastHttpDateFormat.parseDate(value, formats);
if (result != (-1L)) {
return result;
}
throw new IllegalArgumentException(value);
}
/**
* Return the first value of the specified header, if any; otherwise,
* return null
*
* @param name Name of the requested header
*/
@Override
public String getHeader(String name) {
return coyoteRequest.getHeader(name);
}
/**
* Return all of the values of the specified header, if any; otherwise,
* return an empty enumeration.
*
* @param name Name of the requested header
*/
@Override
public Enumeration getHeaders(String name) {
return coyoteRequest.getMimeHeaders().values(name);
}
/**
* Return the names of all headers received with this request.
*/
@Override
public Enumeration getHeaderNames() {
return coyoteRequest.getMimeHeaders().names();
}
/**
* Return the value of the specified header as an integer, or -1 if there
* is no such header for this request.
*
* @param name Name of the requested header
*
* @exception IllegalArgumentException if the specified header value
* cannot be converted to an integer
*/
@Override
public int getIntHeader(String name) {
String value = getHeader(name);
if (value == null) {
return (-1);
}
return Integer.parseInt(value);
}
/**
* Return the HTTP request method used in this Request.
*/
@Override
public String getMethod() {
return coyoteRequest.method().toString();
}
/**
* Return the path information associated with this Request.
*/
@Override
public String getPathInfo() {
return mappingData.pathInfo.toString();
}
/**
* Return the extra path information for this request, translated
* to a real path.
*/
@Override
public String getPathTranslated() {
if (context == null) {
return null;
}
if (getPathInfo() == null) {
return null;
}
return context.getServletContext().getRealPath(getPathInfo());
}
/**
* Return the query string associated with this request.
*/
@Override
public String getQueryString() {
return coyoteRequest.queryString().toString();
}
/**
* Return the name of the remote user that has been authenticated
* for this Request.
*/
@Override
public String getRemoteUser() {
if (userPrincipal == null) {
return null;
}
return userPrincipal.getName();
}
/**
* Get the request path.
*
* @return the request path
*/
public MessageBytes getRequestPathMB() {
return mappingData.requestPath;
}
/**
* Return the session identifier included in this request, if any.
*/
@Override
public String getRequestedSessionId() {
return requestedSessionId;
}
/**
* Return the request URI for this request.
*/
@Override
public String getRequestURI() {
return coyoteRequest.requestURI().toString();
}
/**
* Reconstructs the URL the client used to make the request.
* The returned URL contains a protocol, server name, port
* number, and server path, but it does not include query
* string parameters.
*
* Because this method returns a StringBuffer,
* not a String, you can modify the URL easily,
* for example, to append query parameters.
*
* This method is useful for creating redirect messages and
* for reporting errors.
*
* @return A StringBuffer object containing the
* reconstructed URL
*/
@Override
public StringBuffer getRequestURL() {
StringBuffer url = new StringBuffer();
String scheme = getScheme();
int port = getServerPort();
if (port < 0)
{
port = 80; // Work around java.net.URL bug
}
url.append(scheme);
url.append("://");
url.append(getServerName());
if ((scheme.equals("http") && (port != 80))
|| (scheme.equals("https") && (port != 443))) {
url.append(':');
url.append(port);
}
url.append(getRequestURI());
return url;
}
/**
* Return the portion of the request URI used to select the servlet
* that will process this request.
*/
@Override
public String getServletPath() {
return (mappingData.wrapperPath.toString());
}
/**
* Return the session associated with this Request, creating one
* if necessary.
*/
@Override
public HttpSession getSession() {
Session session = doGetSession(true);
if (session == null) {
return null;
}
return session.getSession();
}
/**
* Return the session associated with this Request, creating one
* if necessary and requested.
*
* @param create Create a new session if one does not exist
*/
@Override
public HttpSession getSession(boolean create) {
Session session = doGetSession(create);
if (session == null) {
return null;
}
return session.getSession();
}
/**
* Return true if the session identifier included in this
* request came from a cookie.
*/
@Override
public boolean isRequestedSessionIdFromCookie() {
if (requestedSessionId == null) {
return false;
}
return requestedSessionCookie;
}
/**
* Return true if the session identifier included in this
* request came from the request URI.
*/
@Override
public boolean isRequestedSessionIdFromURL() {
if (requestedSessionId == null) {
return false;
}
return requestedSessionURL;
}
/**
* Return true if the session identifier included in this
* request came from the request URI.
*
* @deprecated As of Version 2.1 of the Java Servlet API, use
* isRequestedSessionIdFromURL() instead.
*/
@Override
@Deprecated
public boolean isRequestedSessionIdFromUrl() {
return (isRequestedSessionIdFromURL());
}
/**
* Return true if the session identifier included in this
* request identifies a valid session.
*/
@Override
public boolean isRequestedSessionIdValid() {
if (requestedSessionId == null) {
return false;
}
if (context == null) {
return false;
}
Manager manager = context.getManager();
if (manager == null) {
return false;
}
Session session = null;
try {
session = manager.findSession(requestedSessionId);
} catch (IOException e) {
// Can't find the session
}
if ((session == null) || !session.isValid()) {
// Check for parallel deployment contexts
if (getMappingData().contexts == null) {
return false;
} else {
for (int i = (getMappingData().contexts.length); i > 0; i--) {
Context ctxt = getMappingData().contexts[i - 1];
try {
if (ctxt.getManager().findSession(requestedSessionId) !=
null) {
return true;
}
} catch (IOException e) {
// Ignore
}
}
return false;
}
}
return true;
}
/**
* Return true if the authenticated user principal
* possesses the specified role name.
*
* @param role Role name to be validated
*/
@Override
public boolean isUserInRole(String role) {
// Have we got an authenticated principal at all?
if (userPrincipal == null) {
return false;
}
// Identify the Realm we will use for checking role assignments
if (context == null) {
return false;
}
// If the role is "*" then the return value must be false
// Servlet 31, section 13.3
if ("*".equals(role)) {
return false;
}
// If the role is "**" then, unless the application defines a role with
// that name, only check if the user is authenticated
if ("**".equals(role) && !context.findSecurityRole("**")) {
return userPrincipal != null;
}
Realm realm = context.getRealm();
if (realm == null) {
return false;
}
// Check for a role defined directly as a
return (realm.hasRole(wrapper, userPrincipal, role));
}
/**
* Return the principal that has been authenticated for this Request.
*/
public Principal getPrincipal() {
return userPrincipal;
}
/**
* Return the principal that has been authenticated for this Request.
*/
@Override
public Principal getUserPrincipal() {
if (userPrincipal instanceof TomcatPrincipal) {
GSSCredential gssCredential =
((TomcatPrincipal) userPrincipal).getGssCredential();
if (gssCredential != null) {
int left = -1;
try {
left = gssCredential.getRemainingLifetime();
} catch (GSSException e) {
log.warn(sm.getString("coyoteRequest.gssLifetimeFail",
userPrincipal.getName()), e);
}
if (left == 0) {
// GSS credential has expired. Need to re-authenticate.
try {
logout();
} catch (ServletException e) {
// Should never happen (no code called by logout()
// throws a ServletException
}
return null;
}
}
return ((TomcatPrincipal) userPrincipal).getUserPrincipal();
}
return userPrincipal;
}
/**
* Return the session associated with this Request, creating one
* if necessary.
*/
public Session getSessionInternal() {
return doGetSession(true);
}
/**
* Change the ID of the session that this request is associated with. There
* are several things that may trigger an ID change. These include moving
* between nodes in a cluster and session fixation prevention during the
* authentication process.
*
* @param newSessionId The session to change the session ID for
*/
public void changeSessionId(String newSessionId) {
// This should only ever be called if there was an old session ID but
// double check to be sure
if (requestedSessionId != null && requestedSessionId.length() > 0) {
requestedSessionId = newSessionId;
}
if (context != null && !context.getServletContext()
.getEffectiveSessionTrackingModes().contains(
SessionTrackingMode.COOKIE)) {
return;
}
if (response != null) {
Cookie newCookie =
ApplicationSessionCookieConfig.createSessionCookie(context,
newSessionId, isSecure());
response.addSessionCookieInternal(newCookie);
}
}
/**
* Changes the session ID of the session associated with this request.
*
* @return the old session ID before it was changed
* @see javax.servlet.http.HttpSessionIdListener
* @since Servlet 3.1
*/
@Override
public String changeSessionId() {
Session session = this.getSessionInternal(false);
if (session == null) {
throw new IllegalStateException(
sm.getString("coyoteRequest.changeSessionId"));
}
Manager manager = this.getContext().getManager();
manager.changeSessionId(session);
String newSessionId = session.getId();
this.changeSessionId(newSessionId);
return newSessionId;
}
/**
* Return the session associated with this Request, creating one
* if necessary and requested.
*
* @param create Create a new session if one does not exist
*/
public Session getSessionInternal(boolean create) {
return doGetSession(create);
}
/**
* Get the event associated with the request.
* @return the event
*/
public CometEventImpl getEvent() {
if (event == null) {
event = new CometEventImpl(this, response);
}
return event;
}
/**
* Return true if the current request is handling Comet traffic.
*/
public boolean isComet() {
return comet;
}
/**
* Set comet state.
*/
public void setComet(boolean comet) {
this.comet = comet;
}
/**
* return true if we have parsed parameters
*/
public boolean isParametersParsed() {
return parametersParsed;
}
/**
* Return true if bytes are available.
*/
public boolean getAvailable() {
return (inputBuffer.available() > 0);
}
/**
* Return true if an attempt has been made to read the request body and all
* of the request body has been read
*/
public boolean isFinished() {
return coyoteRequest.isFinished();
}
/**
* Disable swallowing of remaining input if configured
*/
protected void checkSwallowInput() {
Context context = getContext();
if (context != null && !context.getSwallowAbortedUploads()) {
coyoteRequest.action(ActionCode.DISABLE_SWALLOW_INPUT, null);
}
}
public void cometClose() {
coyoteRequest.action(ActionCode.COMET_CLOSE,getEvent());
setComet(false);
}
public void setCometTimeout(long timeout) {
coyoteRequest.action(ActionCode.COMET_SETTIMEOUT, Long.valueOf(timeout));
}
/**
* @throws IOException If an I/O error occurs
* @throws IllegalStateException If the response has been committed
* @throws ServletException If the caller is responsible for handling the
* error and the container has NOT set the HTTP response code etc.
*/
@Override
public boolean authenticate(HttpServletResponse response)
throws IOException, ServletException {
if (response.isCommitted()) {
throw new IllegalStateException(
sm.getString("coyoteRequest.authenticate.ise"));
}
return context.getAuthenticator().authenticate(this, response);
}
/**
* {@inheritDoc}
*/
@Override
public void login(String username, String password)
throws ServletException {
if (getAuthType() != null || getRemoteUser() != null ||
getUserPrincipal() != null) {
throw new ServletException(
sm.getString("coyoteRequest.alreadyAuthenticated"));
}
if (context.getAuthenticator() == null) {
throw new ServletException("no authenticator");
}
context.getAuthenticator().login(username, password, this);
}
/**
* {@inheritDoc}
*/
@Override
public void logout() throws ServletException {
context.getAuthenticator().logout(this);
}
/**
* {@inheritDoc}
*/
@Override
public Collection getParts() throws IOException, IllegalStateException,
ServletException {
parseParts(true);
if (partsParseException != null) {
if (partsParseException instanceof IOException) {
throw (IOException) partsParseException;
} else if (partsParseException instanceof IllegalStateException) {
throw (IllegalStateException) partsParseException;
} else if (partsParseException instanceof ServletException) {
throw (ServletException) partsParseException;
}
}
return parts;
}
private void parseParts(boolean explicit) {
// Return immediately if the parts have already been parsed
if (parts != null || partsParseException != null) {
return;
}
MultipartConfigElement mce = getWrapper().getMultipartConfigElement();
if (mce == null) {
if(getContext().getAllowCasualMultipartParsing()) {
mce = new MultipartConfigElement(null,
connector.getMaxPostSize(),
connector.getMaxPostSize(),
connector.getMaxPostSize());
} else {
if (explicit) {
partsParseException = new IllegalStateException(
sm.getString("coyoteRequest.noMultipartConfig"));
return;
} else {
parts = Collections.emptyList();
return;
}
}
}
Parameters parameters = coyoteRequest.getParameters();
parameters.setLimit(getConnector().getMaxParameterCount());
boolean success = false;
try {
File location;
String locationStr = mce.getLocation();
if (locationStr == null || locationStr.length() == 0) {
location = ((File) context.getServletContext().getAttribute(
ServletContext.TEMPDIR));
} else {
// If relative, it is relative to TEMPDIR
location = new File(locationStr);
if (!location.isAbsolute()) {
location = new File(
(File) context.getServletContext().getAttribute(
ServletContext.TEMPDIR),
locationStr).getAbsoluteFile();
}
}
if (!location.isDirectory()) {
partsParseException = new IOException(
sm.getString("coyoteRequest.uploadLocationInvalid",
location));
return;
}
// Create a new file upload handler
DiskFileItemFactory factory = new DiskFileItemFactory();
try {
factory.setRepository(location.getCanonicalFile());
} catch (IOException ioe) {
partsParseException = ioe;
return;
}
factory.setSizeThreshold(mce.getFileSizeThreshold());
ServletFileUpload upload = new ServletFileUpload();
upload.setFileItemFactory(factory);
upload.setFileSizeMax(mce.getMaxFileSize());
upload.setSizeMax(mce.getMaxRequestSize());
parts = new ArrayList<>();
try {
List items =
upload.parseRequest(new ServletRequestContext(this));
int maxPostSize = getConnector().getMaxPostSize();
int postSize = 0;
String enc = getCharacterEncoding();
Charset charset = null;
if (enc != null) {
try {
charset = B2CConverter.getCharset(enc);
} catch (UnsupportedEncodingException e) {
// Ignore
}
}
for (FileItem item : items) {
ApplicationPart part = new ApplicationPart(item, location);
parts.add(part);
if (part.getSubmittedFileName() == null) {
String name = part.getName();
String value = null;
try {
String encoding = parameters.getEncoding();
if (encoding == null) {
if (enc == null) {
encoding = Parameters.DEFAULT_ENCODING;
} else {
encoding = enc;
}
}
value = part.getString(encoding);
} catch (UnsupportedEncodingException uee) {
try {
value = part.getString(Parameters.DEFAULT_ENCODING);
} catch (UnsupportedEncodingException e) {
// Should not be possible
}
}
if (maxPostSize > 0) {
// Have to calculate equivalent size. Not completely
// accurate but close enough.
if (charset == null) {
// Name length
postSize += name.getBytes().length;
} else {
postSize += name.getBytes(charset).length;
}
if (value != null) {
// Equals sign
postSize++;
// Value length
postSize += part.getSize();
}
// Value separator
postSize++;
if (postSize > maxPostSize) {
throw new IllegalStateException(sm.getString(
"coyoteRequest.maxPostSizeExceeded"));
}
}
parameters.addParameter(name, value);
}
}
success = true;
} catch (InvalidContentTypeException e) {
partsParseException = new ServletException(e);
} catch (FileUploadBase.SizeException e) {
checkSwallowInput();
partsParseException = new IllegalStateException(e);
} catch (FileUploadException e) {
partsParseException = new IOException(e);
} catch (IllegalStateException e) {
checkSwallowInput();
partsParseException = e;
}
} finally {
if (partsParseException != null || !success) {
parameters.setParseFailed(true);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public Part getPart(String name) throws IOException, IllegalStateException,
ServletException {
Collection c = getParts();
Iterator iterator = c.iterator();
while (iterator.hasNext()) {
Part part = iterator.next();
if (name.equals(part.getName())) {
return part;
}
}
return null;
}
// ------------------------------------------------------ Protected Methods
protected Session doGetSession(boolean create) {
// There cannot be a session if no context has been assigned yet
if (context == null) {
return (null);
}
// Return the current session if it exists and is valid
if ((session != null) && !session.isValid()) {
session = null;
}
if (session != null) {
return (session);
}
// Return the requested session if it exists and is valid
Manager manager = null;
if (context != null) {
manager = context.getManager();
}
if (manager == null)
{
return (null); // Sessions are not supported
}
if (requestedSessionId != null) {
try {
session = manager.findSession(requestedSessionId);
} catch (IOException e) {
session = null;
}
if ((session != null) && !session.isValid()) {
session = null;
}
if (session != null) {
session.access();
return (session);
}
}
// Create a new session if requested and the response is not committed
if (!create) {
return (null);
}
if ((context != null) && (response != null) &&
context.getServletContext().getEffectiveSessionTrackingModes().
contains(SessionTrackingMode.COOKIE) &&
response.getResponse().isCommitted()) {
throw new IllegalStateException
(sm.getString("coyoteRequest.sessionCreateCommitted"));
}
// Attempt to reuse session id if one was submitted in a cookie
// Do not reuse the session id if it is from a URL, to prevent possible
// phishing attacks
// Use the SSL session ID if one is present.
if (("/".equals(context.getSessionCookiePath())
&& isRequestedSessionIdFromCookie()) || requestedSessionSSL ) {
session = manager.createSession(getRequestedSessionId());
} else {
session = manager.createSession(null);
}
// Creating a new session cookie based on that session
if ((session != null) && (getContext() != null)
&& getContext().getServletContext().
getEffectiveSessionTrackingModes().contains(
SessionTrackingMode.COOKIE)) {
Cookie cookie =
ApplicationSessionCookieConfig.createSessionCookie(
context, session.getIdInternal(), isSecure());
response.addSessionCookieInternal(cookie);
}
if (session == null) {
return null;
}
session.access();
return session;
}
protected String unescape(String s) {
if (s==null) {
return null;
}
if (s.indexOf('\\') == -1) {
return s;
}
StringBuilder buf = new StringBuilder();
for (int i=0; i= s.length())
{
throw new IllegalArgumentException();//invalid escape, hence invalid cookie
}
c = s.charAt(i);
buf.append(c);
}
}
return buf.toString();
}
/**
* Parse cookies.
*/
protected void parseCookies() {
cookiesParsed = true;
Cookies serverCookies = coyoteRequest.getCookies();
int count = serverCookies.getCookieCount();
if (count <= 0) {
return;
}
cookies = new Cookie[count];
int idx=0;
for (int i = 0; i < count; i++) {
ServerCookie scookie = serverCookies.getCookie(i);
try {
/*
we must unescape the '\\' escape character
*/
Cookie cookie = new Cookie(scookie.getName().toString(),null);
int version = scookie.getVersion();
cookie.setVersion(version);
cookie.setValue(unescape(scookie.getValue().toString()));
cookie.setPath(unescape(scookie.getPath().toString()));
String domain = scookie.getDomain().toString();
if (domain!=null)
{
cookie.setDomain(unescape(domain));//avoid NPE
}
String comment = scookie.getComment().toString();
cookie.setComment(version==1?unescape(comment):null);
cookies[idx++] = cookie;
} catch(IllegalArgumentException e) {
// Ignore bad cookie
}
}
if( idx < count ) {
Cookie [] ncookies = new Cookie[idx];
System.arraycopy(cookies, 0, ncookies, 0, idx);
cookies = ncookies;
}
}
/**
* Parse request parameters.
*/
protected void parseParameters() {
parametersParsed = true;
Parameters parameters = coyoteRequest.getParameters();
boolean success = false;
try {
// Set this every time in case limit has been changed via JMX
parameters.setLimit(getConnector().getMaxParameterCount());
// getCharacterEncoding() may have been overridden to search for
// hidden form field containing request encoding
String enc = getCharacterEncoding();
boolean useBodyEncodingForURI = connector.getUseBodyEncodingForURI();
if (enc != null) {
parameters.setEncoding(enc);
if (useBodyEncodingForURI) {
parameters.setQueryStringEncoding(enc);
}
} else {
parameters.setEncoding
(org.apache.coyote.Constants.DEFAULT_CHARACTER_ENCODING);
if (useBodyEncodingForURI) {
parameters.setQueryStringEncoding
(org.apache.coyote.Constants.DEFAULT_CHARACTER_ENCODING);
}
}
parameters.handleQueryParameters();
if (usingInputStream || usingReader) {
success = true;
return;
}
if( !getConnector().isParseBodyMethod(getMethod()) ) {
success = true;
return;
}
String contentType = getContentType();
if (contentType == null) {
contentType = "";
}
int semicolon = contentType.indexOf(';');
if (semicolon >= 0) {
contentType = contentType.substring(0, semicolon).trim();
} else {
contentType = contentType.trim();
}
if ("multipart/form-data".equals(contentType)) {
parseParts(false);
success = true;
return;
}
if (!("application/x-www-form-urlencoded".equals(contentType))) {
success = true;
return;
}
int len = getContentLength();
if (len > 0) {
int maxPostSize = connector.getMaxPostSize();
if ((maxPostSize > 0) && (len > maxPostSize)) {
if (context.getLogger().isDebugEnabled()) {
context.getLogger().debug(
sm.getString("coyoteRequest.postTooLarge"));
}
checkSwallowInput();
return;
}
byte[] formData = null;
if (len < CACHED_POST_LEN) {
if (postData == null) {
postData = new byte[CACHED_POST_LEN];
}
formData = postData;
} else {
formData = new byte[len];
}
try {
if (readPostBody(formData, len) != len) {
return;
}
} catch (IOException e) {
// Client disconnect
if (context.getLogger().isDebugEnabled()) {
context.getLogger().debug(
sm.getString("coyoteRequest.parseParameters"), e);
}
return;
}
parameters.processParameters(formData, 0, len);
} else if ("chunked".equalsIgnoreCase(
coyoteRequest.getHeader("transfer-encoding"))) {
byte[] formData = null;
try {
formData = readChunkedPostBody();
} catch (IOException e) {
// Client disconnect or chunkedPostTooLarge error
if (context.getLogger().isDebugEnabled()) {
context.getLogger().debug(
sm.getString("coyoteRequest.parseParameters"), e);
}
return;
}
if (formData != null) {
parameters.processParameters(formData, 0, formData.length);
}
}
success = true;
} finally {
if (!success) {
parameters.setParseFailed(true);
}
}
}
/**
* Read post body in an array.
*/
protected int readPostBody(byte body[], int len)
throws IOException {
int offset = 0;
do {
int inputLen = getStream().read(body, offset, len - offset);
if (inputLen <= 0) {
return offset;
}
offset += inputLen;
} while ((len - offset) > 0);
return len;
}
/**
* Read chunked post body.
*/
protected byte[] readChunkedPostBody() throws IOException {
ByteChunk body = new ByteChunk();
byte[] buffer = new byte[CACHED_POST_LEN];
int len = 0;
while (len > -1) {
len = getStream().read(buffer, 0, CACHED_POST_LEN);
if (connector.getMaxPostSize() > 0 &&
(body.getLength() + len) > connector.getMaxPostSize()) {
// Too much data
checkSwallowInput();
throw new IOException(
sm.getString("coyoteRequest.chunkedPostTooLarge"));
}
if (len > 0) {
body.append(buffer, 0, len);
}
}
if (body.getLength() == 0) {
return null;
}
if (body.getLength() < body.getBuffer().length) {
int length = body.getLength();
byte[] result = new byte[length];
System.arraycopy(body.getBuffer(), 0, result, 0, length);
return result;
}
return body.getBuffer();
}
/**
* Parse request locales.
*/
protected void parseLocales() {
localesParsed = true;
Enumeration values = getHeaders("accept-language");
while (values.hasMoreElements()) {
String value = values.nextElement();
parseLocalesHeader(value);
}
}
/**
* Parse accept-language header value.
*/
protected void parseLocalesHeader(String value) {
// Store the accumulated languages that have been requested in
// a local collection, sorted by the quality value (so we can
// add Locales in descending order). The values will be ArrayLists
// containing the corresponding Locales to be added
TreeMap> locales = new TreeMap<>();
// Preprocess the value to remove all whitespace
int white = value.indexOf(' ');
if (white < 0) {
white = value.indexOf('\t');
}
if (white >= 0) {
StringBuilder sb = new StringBuilder();
int len = value.length();
for (int i = 0; i < len; i++) {
char ch = value.charAt(i);
if ((ch != ' ') && (ch != '\t')) {
sb.append(ch);
}
}
parser.setString(sb.toString());
} else {
parser.setString(value);
}
// Process each comma-delimited language specification
int length = parser.getLength();
while (true) {
// Extract the next comma-delimited entry
int start = parser.getIndex();
if (start >= length) {
break;
}
int end = parser.findChar(',');
String entry = parser.extract(start, end).trim();
parser.advance(); // For the following entry
// Extract the quality factor for this entry
double quality = 1.0;
int semi = entry.indexOf(";q=");
if (semi >= 0) {
try {
String strQuality = entry.substring(semi + 3);
if (strQuality.length() <= 5) {
quality = Double.parseDouble(strQuality);
} else {
quality = 0.0;
}
} catch (NumberFormatException e) {
quality = 0.0;
}
entry = entry.substring(0, semi);
}
// Skip entries we are not going to keep track of
if (quality < 0.00005)
{
continue; // Zero (or effectively zero) quality factors
}
if ("*".equals(entry))
{
continue; // FIXME - "*" entries are not handled
}
// Extract the language and country for this entry
String language = null;
String country = null;
String variant = null;
int dash = entry.indexOf('-');
if (dash < 0) {
language = entry;
country = "";
variant = "";
} else {
language = entry.substring(0, dash);
country = entry.substring(dash + 1);
int vDash = country.indexOf('-');
if (vDash > 0) {
String cTemp = country.substring(0, vDash);
variant = country.substring(vDash + 1);
country = cTemp;
} else {
variant = "";
}
}
if (!isAlpha(language) || !isAlpha(country) || !isAlpha(variant)) {
continue;
}
// Add a new Locale to the list of Locales for this quality level
Locale locale = new Locale(language, country, variant);
Double key = new Double(-quality); // Reverse the order
ArrayList values = locales.get(key);
if (values == null) {
values = new ArrayList<>();
locales.put(key, values);
}
values.add(locale);
}
// Process the quality values in highest->lowest order (due to
// negating the Double value when creating the key)
for (ArrayList list : locales.values()) {
for (Locale locale : list) {
addLocale(locale);
}
}
}
protected static final boolean isAlpha(String value) {
for (int i = 0; i < value.length(); i++) {
char c = value.charAt(i);
if (!((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))) {
return false;
}
}
return true;
}
// ----------------------------------------------------- Special attributes handling
private static interface SpecialAttributeAdapter {
Object get(Request request, String name);
void set(Request request, String name, Object value);
// None of special attributes support removal
// void remove(Request request, String name);
}
private static final Map specialAttributes
= new HashMap<>();
static {
specialAttributes.put(Globals.DISPATCHER_TYPE_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return (request.internalDispatcherType == null) ? DispatcherType.REQUEST
: request.internalDispatcherType;
}
@Override
public void set(Request request, String name, Object value) {
request.internalDispatcherType = (DispatcherType) value;
}
});
specialAttributes.put(Globals.DISPATCHER_REQUEST_PATH_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return (request.requestDispatcherPath == null) ? request
.getRequestPathMB().toString()
: request.requestDispatcherPath.toString();
}
@Override
public void set(Request request, String name, Object value) {
request.requestDispatcherPath = value;
}
});
specialAttributes.put(Globals.ASYNC_SUPPORTED_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return request.asyncSupported;
}
@Override
public void set(Request request, String name, Object value) {
Boolean oldValue = request.asyncSupported;
request.asyncSupported = (Boolean)value;
request.notifyAttributeAssigned(name, value, oldValue);
}
});
specialAttributes.put(Globals.GSS_CREDENTIAL_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
if (request.userPrincipal instanceof TomcatPrincipal) {
return ((TomcatPrincipal) request.userPrincipal)
.getGssCredential();
}
return null;
}
@Override
public void set(Request request, String name, Object value) {
// NO-OP
}
});
specialAttributes.put(Globals.PARAMETER_PARSE_FAILED_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
if (request.getCoyoteRequest().getParameters()
.isParseFailed()) {
return Boolean.TRUE;
}
return null;
}
@Override
public void set(Request request, String name, Object value) {
// NO-OP
}
});
specialAttributes.put(Globals.COMET_SUPPORTED_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return Boolean.valueOf(
request.getConnector().getProtocolHandler(
).isCometSupported());
}
@Override
public void set(Request request, String name, Object value) {
// NO-OP
}
});
specialAttributes.put(Globals.COMET_TIMEOUT_SUPPORTED_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return Boolean.valueOf(
request.getConnector().getProtocolHandler(
).isCometTimeoutSupported());
}
@Override
public void set(Request request, String name, Object value) {
// NO-OP
}
});
specialAttributes.put(Globals.SENDFILE_SUPPORTED_ATTR,
new SpecialAttributeAdapter() {
@Override
public Object get(Request request, String name) {
return Boolean.valueOf(
request.getConnector().getProtocolHandler(
).isSendfileSupported());
}
@Override
public void set(Request request, String name, Object value) {
// NO-OP
}
});
}
}