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org.atmosphere.cpr.AtmosphereRequest Maven / Gradle / Ivy
/*
* Copyright 2015 Async-IO.org
*
* 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.atmosphere.cpr;
import org.atmosphere.util.FakeHttpSession;
import org.atmosphere.util.QueryStringDecoder;
import org.atmosphere.util.ReaderInputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.servlet.AsyncContext;
import javax.servlet.DispatcherType;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletInputStream;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.Part;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringReader;
import java.io.UnsupportedEncodingException;
import java.net.InetSocketAddress;
import java.security.Principal;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import static org.atmosphere.cpr.HeaderConfig.X_ATMOSPHERE;
/**
* An Atmosphere request representation. An {@link AtmosphereRequest} is a two-way communication channel between the
* client and the server. If the {@link org.atmosphere.cpr.AtmosphereRequest#isDestroyable()} is set to false, or if its
* associated {@link AtmosphereResource} has been suspended, this object can be re-used at any moment between requests.
* You can use its associated {@link AtmosphereResponse} to write bytes at any moment, making this object bi-directional.
* e : b.queryStrings.entrySet()) {
for (String k : e.getValue()) {
q.append(e.getKey()).append("=").append(k).append("&");
}
}
if (q.length() > 0) q.deleteCharAt(q.length() - 1);
return q.toString();
}
/**
* {@inheritDoc}
*/
@Override
public String getRemoteUser() {
return b.principal != null ? b.principal.getName() : b.request.getRemoteUser();
}
/**
* {@inheritDoc}
*/
@Override
public String getRequestedSessionId() {
return b.request.getRequestedSessionId();
}
/**
* {@inheritDoc}
*/
@Override
public String getMethod() {
return b.methodType != null ? b.methodType : b.request.getMethod();
}
/**
* {@inheritDoc}
*/
@Override
public Part getPart(String name) throws IOException, ServletException {
return b.request.getPart(name);
}
/**
* {@inheritDoc}
*/
@Override
public Collection getParts() throws IOException, ServletException {
return b.request.getParts();
}
/**
* {@inheritDoc}
*/
@Override
public String getContentType() {
return b.contentType != null ? b.contentType : b.request.getContentType();
}
/**
* {@inheritDoc}
*/
@Override
public DispatcherType getDispatcherType() {
return b.request.getDispatcherType();
}
/**
* {@inheritDoc}
*/
@Override
public String getServletPath() {
return b.servletPath != "" ? b.servletPath : (isNotNoOps() ? b.request.getServletPath() : "");
}
/**
* {@inheritDoc}
*/
@Override
public String getRequestURI() {
return b.requestURI != null ? b.requestURI : (isNotNoOps() ? b.request.getRequestURI() : "");
}
/**
* {@inheritDoc}
*/
@Override
public StringBuffer getRequestURL() {
return b.requestURL != null ? new StringBuffer(b.requestURL) : (isNotNoOps() ? b.request.getRequestURL() : new StringBuffer());
}
/**
* {@inheritDoc}
*/
@Override
public Enumeration getHeaders(String name) {
ArrayList list = new ArrayList();
// Never override the parent Request
if (!name.equalsIgnoreCase("content-type")) {
list = Collections.list(b.request.getHeaders(name));
}
if (name.equalsIgnoreCase("content-type")) {
String s = getContentType();
if (s != null) {
list.add(s);
}
} else {
if (b.headers.get(name) != null) {
list.add(b.headers.get(name));
}
if (isNotNoOps()) {
if (list.size() == 0 && name.startsWith(X_ATMOSPHERE)) {
if (attributeWithoutException(b.request, name) != null) {
list.add(attributeWithoutException(b.request, name));
}
}
}
}
return Collections.enumeration(list);
}
/**
* {@inheritDoc}
*/
@Override
public int getIntHeader(String name) {
return b.request.getIntHeader(name);
}
/**
* {@inheritDoc}
*/
@Override
public Enumeration getHeaderNames() {
Set list = new HashSet();
list.addAll(b.headers.keySet());
list.addAll(Collections.list(b.request.getHeaderNames()));
if (b.request != null) {
Enumeration e = b.request.getAttributeNames();
while (e.hasMoreElements()) {
String name = e.nextElement().toString();
if (name.startsWith(X_ATMOSPHERE)) {
list.add(name);
}
}
}
if (b.contentType != null) {
list.add("Content-Type");
}
return Collections.enumeration(list);
}
/**
* {@inheritDoc}
*/
@Override
public boolean authenticate(HttpServletResponse response) throws IOException, ServletException {
return b.request.authenticate(response);
}
/**
* {@inheritDoc}
*/
@Override
public String getAuthType() {
return b.authType != null ? b.authType : b.request.getAuthType();
}
/**
* {@inheritDoc}
*/
@Override
public String getContextPath() {
String c = "/";
try {
c = isNotNoOps() && b.request.getContextPath() != null ? b.request.getContextPath() : b.contextPath != null ? b.contextPath : "";
} catch (NullPointerException ex) {
// https://github.com/Atmosphere/atmosphere/issues/1804
logger.warn("Unexpected getContextPath exception. Forcing `/`", ex);
}
return c;
}
/**
* {@inheritDoc}
*/
@Override
public Cookie[] getCookies() {
if (!cookieComputed) {
cookieComputed = true;
Cookie[] c = b.request.getCookies();
if (c != null && c.length > 0) {
b.cookies.addAll(Arrays.asList(c));
}
}
return b.cookies.toArray(new Cookie[]{});
}
/**
* {@inheritDoc}
*/
@Override
public long getDateHeader(String name) {
return b.request.getDateHeader(name);
}
/**
* {@inheritDoc}
*/
@Override
public String getHeader(String s) {
return getHeader(s, true);
}
public HttpServletRequest wrappedRequest() {
return b.request;
}
public String getHeader(String s, boolean checkCase) {
if ("content-type".equalsIgnoreCase(s)) {
return getContentType();
}
String name = b.request.getHeader(s);
if (name == null) {
if (b.headers.get(s) != null) {
return b.headers.get(s);
}
if (s.startsWith(X_ATMOSPHERE) && isNotNoOps()) {
// Craziness with Struts 2 who wraps String attribute as BigDecimal
// https://github.com/Atmosphere/atmosphere/issues/1367
Object o = attributeWithoutException(b.request, s);
if (o == null || String.class.isAssignableFrom(o.getClass())) {
name = String.class.cast(o);
} else {
try {
if (HttpServletRequestWrapper.class.isAssignableFrom(b.request.getClass())) {
HttpServletRequest hsr = HttpServletRequestWrapper.class.cast(b.request);
while (hsr instanceof HttpServletRequestWrapper) {
hsr = (HttpServletRequest) ((HttpServletRequestWrapper) hsr).getRequest();
o = attributeWithoutException(hsr, s);
if (o == null || String.class.isAssignableFrom(o.getClass())) {
name = String.class.cast(o);
break;
}
}
}
} catch (Exception ex) {
logger.warn("", ex);
}
}
}
}
if (name == null && checkCase) {
return getHeader(s.toLowerCase(), false);
}
if (name == null && "connection".equalsIgnoreCase(s)) {
return "keep-alive";
}
return name;
}
/**
* {@inheritDoc}
*/
@Override
public String getParameter(String s) {
String name = isNotNoOps() ? b.request.getParameter(s) : null;
if (name == null) {
if (b.queryStrings.get(s) != null) {
return b.queryStrings.get(s)[0];
}
}
return name;
}
/**
* {@inheritDoc}
*/
@Override
public Map getParameterMap() {
if (!queryComputed) {
queryComputed = true;
Map m = (isNotNoOps() ? b.request.getParameterMap() : Collections.emptyMap());
for (String e : m.keySet()) {
b.queryStrings.put(e, getParameterValues(e));
}
}
return Collections.unmodifiableMap(b.queryStrings);
}
/**
* {@inheritDoc}
*/
@Override
public Enumeration getParameterNames() {
return Collections.enumeration(getParameterMap().keySet());
}
/**
* {@inheritDoc}
*/
@Override
public String[] getParameterValues(String s) {
String[] list = b.request.getParameterValues(s);
if (list != null && b.queryStrings.get(s) != null) {
String[] newList = b.queryStrings.get(s);
if (!Arrays.deepEquals(list, newList)) {
String[] s1 = new String[list.length + newList.length];
System.arraycopy(list, 0, s1, 0, list.length);
System.arraycopy(newList, 0, s1, list.length, newList.length);
return s1;
} else {
return list;
}
} else {
return list == null ? b.queryStrings.get(s) : list;
}
}
/**
* {@inheritDoc}
*/
@Override
public String getProtocol() {
return b.request.getProtocol();
}
/**
* {@inheritDoc}
*/
@Override
public ServletInputStream getInputStream() throws IOException {
if (b.body.isEmpty()) {
configureStream();
return bis == null ? (isNotNoOps() ? b.request.getInputStream() : voidStream) : bis;
} else if (b.body.hasString()) {
bis = new IS(new ByteArrayInputStream(b.body.asString().getBytes()));
} else if (b.body.hasBytes()) {
bis = new IS(new ByteArrayInputStream(b.body.asBytes(), b.body.offset, b.body.byteLength()));
}
return bis;
}
/**
* {@inheritDoc}
*/
@Override
public BufferedReader getReader() throws IOException {
if (b.body.isEmpty()) {
configureReader();
return br == null ? (isNotNoOps() ? b.request.getReader() : getVoidReader()) : br;
} else if (b.body.hasString()) {
br = new BufferedReader(new StringReader(body().asString()));
} else if (b.body.hasBytes()) {
br = new BufferedReader(new StringReader(new String(body().asBytes(), body().byteOffset(), body().length)));
}
return br;
}
/**
* {@inheritDoc}
*/
@Override
public String getRealPath(String path) {
return b.request.getRealPath(path);
}
/**
* Add all headers contained within the Map.
*
* @param headers
* @return this;
*/
public AtmosphereRequest headers(Map headers) {
b.headers.putAll(headers);
return this;
}
/**
* Add a header.
*
* @param name
* @param value
* @return this
*/
public AtmosphereRequest header(String name, String value) {
b.headers.put(name, value);
return this;
}
/**
* Set the query string.
*
* @param qs
* @return this
*/
public AtmosphereRequest queryString(String qs) {
if (qs == null) return this;
if (!qs.isEmpty()) {
QueryStringDecoder decoder = new QueryStringDecoder(getRequestURI() + "?" + qs);
Map> m = decoder.getParameters();
Map newM = new HashMap();
for (Map.Entry> q : m.entrySet()) {
newM.put(q.getKey(), q.getValue().toArray(new String[q.getValue().size()]));
}
b.queryStrings(newM);
}
b.queryString = qs;
return this;
}
public Map headersMap() {
return b.headers;
}
public Map queryStringsMap() {
return b.queryStrings;
}
public AtmosphereRequest method(String m) {
b.method(m);
return this;
}
public AtmosphereRequest contentType(String m) {
b.contentType(m);
return this;
}
public AtmosphereRequest body(String body) {
b.body = new Body(body, null, 0, 0);
return this;
}
public AtmosphereRequest body(byte[] bytes) {
b.body = new Body(null, bytes, 0, bytes.length);
return this;
}
public AtmosphereRequest body(InputStream body) {
bis = new IS(body);
br = new BufferedReader(new InputStreamReader(body));
return this;
}
public AtmosphereRequest body(Reader body) {
bis = new IS(new ReaderInputStream(body));
br = new BufferedReader(body);
return this;
}
/**
* Return the request's body. This method will return an empty Body if the underlying container or framework is using
* InputStream or Reader.
*
* @return the request body;
*/
public Body body() {
return b.body;
}
public AtmosphereRequest servletPath(String servletPath) {
b.servletPath = servletPath;
return this;
}
public AtmosphereRequest contextPath(String contextPath) {
b.contextPath = contextPath;
return this;
}
public AtmosphereRequest requestURI(String requestURI) {
b.requestURI = requestURI;
return this;
}
private final static class ByteInputStream extends ServletInputStream {
private final ByteArrayInputStream bis;
public ByteInputStream(byte[] data, int offset, int length) {
this.bis = new ByteArrayInputStream(data, offset, length);
}
@Override
public int read() throws IOException {
return bis.read();
}
}
/**
* {@inheritDoc}
*/
@Override
public void setAttribute(String s, Object o) {
if (o == null) {
removeAttribute(s);
return;
}
b.localAttributes.put(s, o);
if (isNotNoOps()) {
try {
b.request.setAttribute(s, o);
} catch (NullPointerException ex) {
// https://github.com/Atmosphere/atmosphere/issues/1806
logger.trace("", ex);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public void setCharacterEncoding(String env) throws UnsupportedEncodingException {
b.request.setCharacterEncoding(env);
}
/**
* {@inheritDoc}
*/
@Override
public AsyncContext startAsync() {
return b.request.startAsync();
}
/**
* {@inheritDoc}
*/
@Override
public AsyncContext startAsync(ServletRequest request, ServletResponse response) {
return b.request.startAsync(request, response);
}
/**
* {@inheritDoc}
*/
@Override
public AsyncContext getAsyncContext() {
return b.request.getAsyncContext();
}
/**
* {@inheritDoc}
*/
@Override
public Object getAttribute(String s) {
return b.localAttributes.get(s) != null ? b.localAttributes.get(s) : (isNotNoOps() ? attributeWithoutException(b.request, s) : null);
}
/**
* {@inheritDoc}
*/
@Override
public void removeAttribute(String name) {
b.localAttributes.remove(name);
if (isNotNoOps()) {
b.request.removeAttribute(name);
}
}
/**
* Return the locally added attributes.
*
* @return the locally added attributes
* @deprecated Use {@link #localAttributes()}
*/
public Map attributes() {
return b.localAttributes;
}
/**
* {@inheritDoc}
*/
@Override
public HttpSession getSession() {
return getSession(true);
}
/**
* {@inheritDoc}
*/
@Override
public HttpSession getSession(boolean create) {
if (b.webSocketFakeSession != null) {
return b.webSocketFakeSession;
}
if (resource() != null) {
// UGLY, but we need to prevent looping here.
HttpSession session = AtmosphereResourceImpl.class.cast(resource()).session;
try {
if (session != null) {
// check if session is valid (isNew() will throw if not)
session.isNew();
return session;
}
} catch (IllegalStateException e) {
// session has been invalidated
}
}
try {
return b.request.getSession(create);
} catch (java.lang.IllegalStateException ex) {
// Jetty
if (ex.getMessage() != null && ex.getMessage().equalsIgnoreCase("No Session Manager")) {
return null;
}
throw ex;
} catch (NullPointerException ex) {
// GLASSFISH http://java.net/jira/browse/GLASSFISH-18856
return b.request.getSession(create);
} catch (RuntimeException ex) {
// https://github.com/Atmosphere/atmosphere/issues/1974
logger.trace("", ex);
if (ex.getMessage() != null && ex.getMessage().contains("SESN0007E")) {
return null;
}
throw ex;
}
}
/**
* {@inheritDoc}
*/
@Override
public Principal getUserPrincipal() {
return b.principal != null ? b.principal : b.request.getUserPrincipal();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isRequestedSessionIdFromCookie() {
return b.request.isRequestedSessionIdFromCookie();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isRequestedSessionIdFromUrl() {
return b.request.isRequestedSessionIdFromUrl();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isRequestedSessionIdFromURL() {
return b.request.isRequestedSessionIdFromURL();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isRequestedSessionIdValid() {
return b.request.isRequestedSessionIdValid();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isUserInRole(String role) {
return b.request.isUserInRole(role);
}
/**
* {@inheritDoc}
*/
@Override
public void login(String username, String password) throws ServletException {
b.request.login(username, password);
}
/**
* {@inheritDoc}
*/
@Override
public void logout() throws ServletException {
b.request.logout();
}
/**
* {@inheritDoc}
*/
@Override
public String getRemoteAddr() {
return isNotNoOps() ? b.request.getRemoteAddr() : b.lazyRemote != null ? b.lazyRemote.getHostAddress() : b.remoteAddr;
}
/**
* {@inheritDoc}
*/
@Override
public String getRemoteHost() {
return isNotNoOps() ? b.request.getRemoteHost() : b.lazyRemote != null ? b.lazyRemote.getHostName() : b.remoteHost;
}
/**
* {@inheritDoc}
*/
@Override
public int getRemotePort() {
return isNotNoOps() ? b.request.getRemotePort() : b.lazyRemote != null ? b.lazyRemote.getPort() : b.remotePort;
}
/**
* {@inheritDoc}
*/
@Override
public RequestDispatcher getRequestDispatcher(String path) {
return b.request.getRequestDispatcher(path);
}
/**
* {@inheritDoc}
*/
@Override
public String getScheme() {
return b.request.getScheme();
}
/**
* {@inheritDoc}
*/
@Override
public String getServerName() {
return b.serverName != "" ? b.serverName : b.request.getServerName();
}
/**
* {@inheritDoc}
*/
@Override
public int getServerPort() {
return b.serverPort != 0 ? b.serverPort : b.request.getServerPort();
}
/**
* {@inheritDoc}
*/
@Override
public ServletContext getServletContext() {
return b.request.getServletContext();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isAsyncStarted() {
return b.request.isAsyncStarted();
}
/**
* {@inheritDoc}
*/
@Override
public boolean isAsyncSupported() {
try {
return b.request.isAsyncSupported();
} catch (Exception ex) {
// Servlet 2.5 incompatible API.
logger.trace("", ex);
return false;
}
}
/**
* {@inheritDoc}
*/
@Override
public boolean isSecure() {
return isNotNoOps() ? b.request.isSecure() : b.isSecure;
}
/**
* {@inheritDoc}
*/
@Override
public String getLocalName() {
return isNotNoOps() ? b.request.getLocalName() : b.lazyLocal != null ? b.lazyLocal.getHostName() : b.localName;
}
/**
* {@inheritDoc}
*/
@Override
public int getLocalPort() {
return isNotNoOps() ? b.request.getLocalPort() : b.lazyLocal != null ? b.lazyLocal.getPort() : b.localPort;
}
/**
* {@inheritDoc}
*/
@Override
public String getLocalAddr() {
return isNotNoOps() ? b.request.getLocalAddr() : b.lazyLocal != null ? b.lazyLocal.getHostAddress() : b.localAddr;
}
private boolean isNotNoOps() {
return !NoOpsRequest.class.isAssignableFrom(b.request.getClass());
}
/**
* {@inheritDoc}
*/
@Override
public Locale getLocale() {
return isNotNoOps() ? b.request.getLocale() : b.locales.iterator().hasNext() ? b.locales.iterator().next() : Locale.getDefault();
}
/**
* The {@link AtmosphereResource} associated with this request.
*
* @return an {@link AtmosphereResource}
*/
public AtmosphereResource resource() {
return (AtmosphereResource) getAttribute(FrameworkConfig.ATMOSPHERE_RESOURCE);
}
/**
* {@inheritDoc}
*/
@Override
public Enumeration getLocales() {
return isNotNoOps() ? b.request.getLocales() : Collections.enumeration(b.locales);
}
/**
* Dispatch the request asynchronously to container. The default is false.
*
* @return true to dispatch the request asynchronously to container.
*/
public boolean dispatchRequestAsynchronously() {
return b.dispatchRequestAsynchronously;
}
/**
* Cjeck if this object can be destroyed. Default is true.
*/
public boolean isDestroyable() {
return b.destroyable;
}
public AtmosphereRequest pathInfo(String pathInfo) {
b.pathInfo = pathInfo;
return this;
}
/**
* {@inheritDoc}
*/
@Override
public Enumeration getAttributeNames() {
Set l = new HashSet();
l.addAll(b.localAttributes.keySet());
Enumeration e = (isNotNoOps() ? b.request.getAttributeNames() : null);
if (e != null) {
while (e.hasMoreElements()) {
l.add(e.nextElement());
}
}
return Collections.enumeration(l);
}
private static Object attributeWithoutException(HttpServletRequest request, String attribute) {
try {
return request.getAttribute(attribute);
} catch (NullPointerException ex) {
// https://github.com/Atmosphere/atmosphere/issues/1732
logger.trace("Unexpected NPE", ex);
return "";
}
}
/**
* Return a subset of the attributes set on this AtmosphereRequest, set locally by the framework or by an application. Attributes added using this method
* won't be propagated to the original, container-only, native request object.
*
* @return a {@link Map}
*/
public Map localAttributes() {
return b.localAttributes;
}
/**
* {@inheritDoc}
*/
@Override
public String getCharacterEncoding() {
return b.request.getCharacterEncoding() == null ? b.encoding : b.request.getCharacterEncoding();
}
/**
* {@inheritDoc}
*/
@Override
public int getContentLength() {
if (b.contentLength == null) {
return b.request.getContentLength();
} else {
return b.contentLength.intValue();
}
}
/**
* Return the underlying {@link AtmosphereResource#uuid()}. May return "0" if no {@link org.atmosphere.cpr.AtmosphereResource}
* is associated with this object.
*
* @return the underlying {@link AtmosphereResource#uuid()}
*/
public String uuid() {
if (uuid == "0") {
this.uuid = resource() != null ? resource().uuid() : "0";
}
return uuid;
}
public void destroy() {
destroy(b.destroyable);
}
public void destroy(boolean force) {
if (!force) return;
b.localAttributes.clear();
if (bis != null) {
try {
bis.close();
} catch (IOException e) {
}
}
if (br != null) {
try {
br.close();
} catch (IOException e) {
}
}
b.headers.clear();
b.queryStrings.clear();
}
/**
* {@inheritDoc}
*/
@Override
public void setRequest(ServletRequest request) {
super.setRequest(request);
if (HttpServletRequest.class.isAssignableFrom(request.getClass())) {
b.request = HttpServletRequest.class.cast(request);
}
}
public final static class Builder {
private final static Body NULL_BODY = new Body(null, null, 0, 0);
private HttpServletRequest request;
private String pathInfo = "";
private String encoding = "UTF-8";
private String methodType;
private String contentType;
private Long contentLength;
private Map headers = Collections.synchronizedMap(new HashMap());
private Map queryStrings = Collections.synchronizedMap(new HashMap());
private String servletPath = "";
private String requestURI;
private String requestURL;
private Map localAttributes = Collections.synchronizedMap(new HashMap());
private InputStream inputStream;
private Reader reader;
private String remoteAddr = "";
private String remoteHost = "";
private int remotePort = 0;
private String localAddr = "";
private String localName = "";
private int localPort = 0;
private boolean dispatchRequestAsynchronously;
private boolean destroyable = true;
private Set cookies = Collections.synchronizedSet(new HashSet());
private final Set locales = Collections.synchronizedSet(new HashSet());
private Principal principal = null;
private String authType = null;
private String contextPath = "";
private String serverName = "";
private int serverPort = 0;
private HttpSession webSocketFakeSession;
private String queryString = "";
private boolean isSecure = false;
// Callable to lazily execute.
private LazyComputation lazyRemote = null;
private LazyComputation lazyLocal = null;
public Body body;
public Builder() {
}
public Builder destroyable(boolean destroyable) {
this.destroyable = destroyable;
return this;
}
public Builder headers(Map headers) {
this.headers = Collections.synchronizedMap(headers);
return this;
}
public Builder cookies(Set cookies) {
this.cookies = cookies;
return this;
}
public Builder dispatchRequestAsynchronously(boolean dispatchRequestAsynchronously) {
this.dispatchRequestAsynchronously = dispatchRequestAsynchronously;
return this;
}
public Builder remoteAddr(String remoteAddr) {
this.remoteAddr = remoteAddr;
return this;
}
public Builder remoteHost(String remoteHost) {
this.remoteHost = remoteHost;
return this;
}
public Builder remotePort(int remotePort) {
this.remotePort = remotePort;
return this;
}
public Builder localAddr(String localAddr) {
this.localAddr = localAddr;
return this;
}
public Builder localName(String localName) {
this.localName = localName;
return this;
}
public Builder localPort(int localPort) {
this.localPort = localPort;
return this;
}
public Builder remoteInetSocketAddress(Callable remoteAddr) {
this.lazyRemote = new LazyComputation(remoteAddr);
return this;
}
public Builder localInetSocketAddress(Callable localAddr) {
this.lazyLocal = new LazyComputation(localAddr);
return this;
}
public Builder attributes(Map attributes) {
localAttributes = ConcurrentHashMap.class.isAssignableFrom(attributes.getClass()) ? attributes : Collections.synchronizedMap(attributes);
return this;
}
public Builder request(HttpServletRequest request) {
this.request = request;
return this;
}
public Builder servletPath(String servletPath) {
this.servletPath = servletPath;
return this;
}
public Builder requestURI(String requestURI) {
this.requestURI = requestURI;
return this;
}
public Builder requestURL(String requestURL) {
this.requestURL = requestURL;
return this;
}
public Builder pathInfo(String pathInfo) {
this.pathInfo = pathInfo;
return this;
}
public Builder queryString(String queryString) {
this.queryString = queryString;
return this;
}
public Builder body(byte[] dataBytes) {
return body(dataBytes, 0, dataBytes.length);
}
public Builder body(byte[] dataBytes, int offset, int length) {
this.body = new Body(null, dataBytes, offset, length);
return this;
}
public Builder encoding(String encoding) {
this.encoding = encoding;
return this;
}
public Builder method(String methodType) {
this.methodType = methodType;
return this;
}
public Builder contentType(String contentType) {
this.contentType = contentType;
return this;
}
public Builder contentLength(Long contentLength) {
this.contentLength = contentLength;
return this;
}
public Builder body(String data) {
this.body = new Body(data, null, 0, 0);
return this;
}
public Builder inputStream(InputStream inputStream) {
this.inputStream = inputStream;
return this;
}
public Builder reader(Reader reader) {
this.reader = reader;
return this;
}
public AtmosphereRequest build() {
if (body == null) {
body = NULL_BODY;
}
return new AtmosphereRequest(this);
}
public Builder queryStrings(Map queryStrings) {
this.queryStrings = Collections.synchronizedMap(queryStrings);
return this;
}
public Builder contextPath(String contextPath) {
this.contextPath = contextPath == null ? "" : contextPath;
return this;
}
public Builder serverName(String serverName) {
this.serverName = serverName;
return this;
}
public Builder serverPort(int serverPort) {
this.serverPort = serverPort;
return this;
}
public Builder session(HttpSession session) {
if (request == null) {
request = new NoOpsRequest();
}
if (NoOpsRequest.class.isAssignableFrom(request.getClass())) {
NoOpsRequest.class.cast(request).fake = session;
} else {
webSocketFakeSession = session;
}
return this;
}
public Builder principal(Principal principal) {
this.principal = principal;
return this;
}
public Builder authType(String authType) {
this.authType = authType;
return this;
}
public Builder isSSecure(boolean isSecure) {
this.isSecure = isSecure;
return this;
}
public Builder locale(Locale locale) {
locales.add(locale);
return this;
}
public Builder userPrincipal(Principal userPrincipal) {
this.principal = userPrincipal;
return this;
}
}
public final static class Body {
private final String data;
private final byte[] dataBytes;
private final int offset;
private final int length;
private final boolean isEmpty;
public Body(String data, byte[] dataBytes, int offset, int length) {
this.data = data;
this.dataBytes = dataBytes;
this.offset = offset;
this.length = length;
isEmpty = data == null && dataBytes == null;
}
/**
* True is the body is a String
*
* @return True is the body is a String
*/
public boolean hasString() {
return data != null;
}
/**
* True is the body is a byte array
*
* @return True is the body is a byte array
*/
public boolean hasBytes() {
return dataBytes != null;
}
/**
* Return the request body as a String. If the body was a byte array, this method will return null.
*
* @return the request body as a String. If the body was a byte array, this method will return null.
*/
public String asString() {
return data;
}
/**
* Return the request body as a byte array. If the body was String, this method will return null.
*
* @return the request body as a byte array. If the body was String, this method will return null.
*/
public byte[] asBytes() {
return dataBytes;
}
/**
* The {@link #asBytes()} offset
*
* @return The {@link #asBytes()} offset
*/
public int byteOffset() {
return offset;
}
/**
* The {@link #asBytes()} length
*
* @return The {@link #asBytes()} length
*/
public int byteLength() {
return length;
}
/**
* True if this object is empty
*
* @return True if this object is empty
*/
public boolean isEmpty() {
return isEmpty;
}
}
private final static class IS extends ServletInputStream {
private final InputStream innerStream;
public IS(InputStream innerStream) {
super();
this.innerStream = innerStream;
}
public int read() throws java.io.IOException {
return innerStream.read();
}
public int read(byte[] bytes) throws java.io.IOException {
return innerStream.read(bytes);
}
public int read(byte[] bytes, int i, int i1) throws java.io.IOException {
return innerStream.read(bytes, i, i1);
}
public long skip(long l) throws java.io.IOException {
return innerStream.skip(l);
}
public int available() throws java.io.IOException {
return innerStream.available();
}
public void close() throws java.io.IOException {
innerStream.close();
}
public synchronized void mark(int i) {
innerStream.mark(i);
}
public synchronized void reset() throws java.io.IOException {
innerStream.reset();
}
public boolean markSupported() {
return innerStream.markSupported();
}
}
final static class NoOpsRequest implements HttpServletRequest {
private boolean throwExceptionOnCloned;
public HttpSession fake;
private final static Enumeration EMPTY_ENUM_STRING = Collections.enumeration(Collections.emptyList());
private final static Enumeration EMPTY_ENUM_LOCALE = Collections.enumeration(Collections.emptyList());
private final static List EMPTY_ENUM_PART = Collections.emptyList();
private final static Map EMPTY_MAP_STRING = Collections.emptyMap();
private final static String[] EMPTY_ARRAY = new String[0];
private final StringBuffer EMPTY_STRING_BUFFER = new StringBuffer();
private final static Cookie[] EMPTY_COOKIE = new Cookie[0];
private volatile BufferedReader voidReader;
private final ServletInputStream voidStream = new IS(new ByteArrayInputStream(new byte[0]));
public NoOpsRequest() {
this.throwExceptionOnCloned = false;
}
public NoOpsRequest(boolean throwExceptionOnCloned) {
this.throwExceptionOnCloned = throwExceptionOnCloned;
}
private BufferedReader getVoidReader() {
if (voidReader == null) {
voidReader = new BufferedReader(new StringReader(""));
}
return voidReader;
}
@Override
public boolean authenticate(HttpServletResponse response) throws IOException, ServletException {
return false;
}
@Override
public String getAuthType() {
return null;
}
@Override
public String getContextPath() {
return "";
}
@Override
public Cookie[] getCookies() {
return EMPTY_COOKIE;
}
@Override
public long getDateHeader(String name) {
return 0;
}
@Override
public String getHeader(String name) {
return null;
}
@Override
public Enumeration getHeaderNames() {
return EMPTY_ENUM_STRING;
}
@Override
public Enumeration getHeaders(String name) {
return EMPTY_ENUM_STRING;
}
@Override
public int getIntHeader(String name) {
return 0;
}
@Override
public String getMethod() {
return "GET";
}
@Override
public Part getPart(String name) throws IOException, ServletException {
return null;
}
@Override
public Collection getParts() throws IOException, ServletException {
return EMPTY_ENUM_PART;
}
@Override
public String getPathInfo() {
return "";
}
@Override
public String getPathTranslated() {
return "";
}
@Override
public String getQueryString() {
return "";
}
@Override
public String getRemoteUser() {
return "";
}
@Override
public String getRequestedSessionId() {
return "";
}
@Override
public String getRequestURI() {
return "/";
}
@Override
public StringBuffer getRequestURL() {
return EMPTY_STRING_BUFFER;
}
@Override
public String getServletPath() {
return "";
}
@Override
public HttpSession getSession() {
return fake;
}
@Override
public HttpSession getSession(boolean create) {
if (create && fake == null) {
fake = new FakeHttpSession("", null, System.currentTimeMillis(), -1) {
@Override
public void invalidate() {
fake = null;
super.invalidate();
}
};
}
return fake;
}
@Override
public Principal getUserPrincipal() {
return null;
}
@Override
public boolean isRequestedSessionIdFromCookie() {
return false;
}
@Override
public boolean isRequestedSessionIdFromUrl() {
return false;
}
@Override
public boolean isRequestedSessionIdFromURL() {
return false;
}
@Override
public boolean isRequestedSessionIdValid() {
return false;
}
@Override
public boolean isUserInRole(String role) {
if (this.throwExceptionOnCloned == true) {
throw new UnsupportedOperationException();
}
return false;
}
@Override
public void login(String username, String password) throws ServletException {
if (this.throwExceptionOnCloned == true) {
throw new ServletException();
}
}
@Override
public void logout() throws ServletException {
if (this.throwExceptionOnCloned == true) {
throw new ServletException();
}
}
@Override
public AsyncContext getAsyncContext() {
return null;
}
@Override
public Object getAttribute(String name) {
return null;
}
@Override
public Enumeration getAttributeNames() {
return EMPTY_ENUM_STRING;
}
@Override
public String getCharacterEncoding() {
return null;
}
@Override
public int getContentLength() {
return 0;
}
@Override
public String getContentType() {
return "text/plain";
}
@Override
public DispatcherType getDispatcherType() {
return null;
}
@Override
public ServletInputStream getInputStream() throws IOException {
return voidStream;
}
@Override
public Locale getLocale() {
return null;
}
@Override
public Enumeration getLocales() {
return EMPTY_ENUM_LOCALE;
}
@Override
public String getLocalName() {
return null;
}
@Override
public int getLocalPort() {
return 0;
}
@Override
public String getLocalAddr() {
return "";
}
@Override
public String getParameter(String name) {
return "";
}
@Override
public Map getParameterMap() {
return EMPTY_MAP_STRING;
}
@Override
public Enumeration getParameterNames() {
return EMPTY_ENUM_STRING;
}
@Override
public String[] getParameterValues(String name) {
return EMPTY_ARRAY;
}
@Override
public String getProtocol() {
return "HTTP/1.1";
}
@Override
public BufferedReader getReader() throws IOException {
return getVoidReader();
}
@Override
public String getRealPath(String path) {
return path;
}
@Override
public String getRemoteAddr() {
return "";
}
@Override
public String getRemoteHost() {
return "";
}
@Override
public int getRemotePort() {
return 0;
}
@Override
public RequestDispatcher getRequestDispatcher(String path) {
return null;
}
@Override
public String getScheme() {
return "ws";
}
@Override
public String getServerName() {
return "";
}
@Override
public int getServerPort() {
return 0;
}
@Override
public ServletContext getServletContext() {
return null;
}
@Override
public boolean isAsyncStarted() {
return false;
}
@Override
public boolean isAsyncSupported() {
return true;
}
@Override
public boolean isSecure() {
return false;
}
@Override
public void removeAttribute(String name) {
}
@Override
public void setAttribute(String name, Object o) {
}
@Override
public void setCharacterEncoding(String env) throws UnsupportedEncodingException {
}
@Override
public AsyncContext startAsync() {
return null;
}
@Override
public AsyncContext startAsync(ServletRequest request, ServletResponse response) {
return null;
}
}
/**
* Create an instance of this class without an associated {@link HttpServletRequest}.
*
* @return an instance of this class without an associated {@link HttpServletRequest}
*/
public final static AtmosphereRequest newInstance() {
return new Builder().build();
}
/**
* Wrap an {@link HttpServletRequest}.
*
* @param request {@link HttpServletRequest}
* @return an {@link AtmosphereRequest}
*/
public final static AtmosphereRequest wrap(HttpServletRequest request) {
// Do not rewrap.
if (AtmosphereRequest.class.isAssignableFrom(request.getClass())) {
return AtmosphereRequest.class.cast(request);
}
Builder b = new Builder();
Enumeration e = request.getAttributeNames();
String s;
while (e.hasMoreElements()) {
s = e.nextElement();
b.localAttributes.put(s, attributeWithoutException(request, s));
}
return b.request(request).build();
}
/**
* Copy the HttpServletRequest content inside an AtmosphereRequest. By default the returned AtmosphereRequest
* is not destroyable.
*
* @param request {@link HttpServletRequest}
* @return an {@link AtmosphereRequest}
*/
public final static AtmosphereRequest cloneRequest(HttpServletRequest request, boolean loadInMemory, boolean copySession, boolean isDestroyable, boolean createSession) {
Builder b;
HttpServletRequest r;
Cookie[] cs = request.getCookies();
Set hs = Collections.synchronizedSet(new HashSet());
if (cs != null) {
for (Cookie c : cs) {
hs.add(c);
}
}
boolean isWrapped = false;
if (AtmosphereRequest.class.isAssignableFrom(request.getClass())) {
b = AtmosphereRequest.class.cast(request).b;
isWrapped = true;
} else {
b = new Builder();
b.request(request);
}
HttpSession session = null;
if (copySession) {
session = request.getSession(createSession);
if (session != null) {
session = new FakeHttpSession(session);
} else {
session = new FakeHttpSession("", null, System.currentTimeMillis(), -1);
}
}
b.servletPath(request.getServletPath())
.pathInfo(request.getPathInfo())
.contextPath(request.getContextPath())
.requestURI(request.getRequestURI())
.requestURL(request.getRequestURL().toString())
.method(request.getMethod())
.serverName(request.getServerName())
.serverPort(request.getServerPort())
.remoteAddr(request.getRemoteAddr())
.remoteHost(request.getRemoteHost())
.remotePort(request.getRemotePort())
.destroyable(isDestroyable)
.cookies(hs)
.session(session)
.principal(request.getUserPrincipal())
.authType(request.getAuthType())
.isSSecure(request.isSecure());
if (loadInMemory) {
String s = (String) attributeWithoutException(request, FrameworkConfig.THROW_EXCEPTION_ON_CLONED_REQUEST);
boolean throwException = s != null && Boolean.parseBoolean(s);
r = new NoOpsRequest(throwException);
if (isWrapped) {
load(b.request, b);
} else {
load(request, b);
}
b.request(r);
}
return isWrapped ? AtmosphereRequest.class.cast(request) : b.build();
}
private static void load(HttpServletRequest request, Builder b) {
Enumeration e = request.getHeaderNames();
String s;
while (e.hasMoreElements()) {
s = e.nextElement();
b.headers.put(s, request.getHeader(s));
}
e = request.getAttributeNames();
while (e.hasMoreElements()) {
s = e.nextElement();
b.localAttributes.put(s, attributeWithoutException(request, s));
}
e = request.getParameterNames();
while (e.hasMoreElements()) {
s = e.nextElement();
b.queryStrings.put(s, request.getParameterValues(s));
}
b.queryString = request.getQueryString();
Enumeration l = request.getLocales();
while (l.hasMoreElements()) {
b.locale(l.nextElement());
}
}
private static final class LazyComputation {
private final Callable callable;
private InetSocketAddress address;
public LazyComputation(Callable callable) {
this.callable = callable;
}
public InetSocketAddress address() {
if (address == null) {
try {
address = callable.call();
} catch (Exception e) {
logger.warn("", e);
}
// Falback
if (address == null) {
address = new InetSocketAddress(8080);
}
}
return address;
}
public int getPort() {
return address().getPort();
}
public String getHostAddress() {
return address().getAddress().getHostAddress();
}
public String getHostName() {
return address().getHostName();
}
}
@Override
public String toString() {
try {
return "AtmosphereRequest{" +
" method=" + getMethod() +
" contextPath=" + getContextPath() +
" servletPath=" + getServletPath() +
" pathInfo=" + getPathInfo() +
" requestURI=" + getRequestURI() +
" requestURL=" + getRequestURL() +
" AtmosphereResource UUID=" + (resource() != null ? resource().uuid() : "") +
" destroyable=" + b.destroyable +
'}';
} catch (Exception e) {
// Jetty error
return "AtmosphereRequest{" +
" contextPath=" + getContextPath() +
" servletPath=" + getServletPath() +
" pathInfo=" + getPathInfo() +
" requestURI=" + getRequestURI() +
" destroyable=" + b.destroyable +
'}';
}
}
public String requestURL() {
return b.requestURL;
}
}
