Author: markt
Date: Thu Oct 15 20:30:47 2015
New Revision: 1708887
URL: http://svn.apache.org/viewvc?rev=1708887&view=rev
Log:
Servlet 4.0
Complete the implementation for the creation of the PushBuilder.
Work still required on the generation of the push request.
Modified:
tomcat/trunk/java/javax/servlet/http/PushBuilder.java
tomcat/trunk/java/org/apache/catalina/core/ApplicationPushBuilder.java
Modified: tomcat/trunk/java/javax/servlet/http/PushBuilder.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/javax/servlet/http/PushBuilder.java?rev=1708887&r1=1708886&r2=1708887&view=diff
==============================================================================
--- tomcat/trunk/java/javax/servlet/http/PushBuilder.java (original)
+++ tomcat/trunk/java/javax/servlet/http/PushBuilder.java Thu Oct 15 20:30:47
2015
@@ -28,6 +28,15 @@ import java.util.Set;
* {@link #path(String)}.</li>
* <li>Conditional, range, expectation, authorization and referer headers will
* be removed.</li>
+ * <li>Cookies added to the associated response will be added to the push
+ * request unless maxAge <= 0 in which case any request cookie with the
same
+ * name will be removed.</li>
+ * <li>The referer header will be set to
+ * {@link HttpServletRequest#getRequestURL()} plus, if present, the query
+ * string from {@link HttpServletRequest#getQueryString()}.
+ * <li>If either of the headers @code If-Modified-Since} or
+ * {@code If-None-Match} were present then {@link #isConditional()} will be
+ * set to {@code true}.
* </ul>
*
* @since Servlet 4.0
Modified: tomcat/trunk/java/org/apache/catalina/core/ApplicationPushBuilder.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/core/ApplicationPushBuilder.java?rev=1708887&r1=1708886&r2=1708887&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/core/ApplicationPushBuilder.java
(original)
+++ tomcat/trunk/java/org/apache/catalina/core/ApplicationPushBuilder.java Thu
Oct 15 20:30:47 2015
@@ -21,6 +21,7 @@ import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
+import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
@@ -28,11 +29,13 @@ import java.util.Set;
import javax.servlet.ServletRequest;
import javax.servlet.ServletRequestWrapper;
import javax.servlet.SessionTrackingMode;
+import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.servlet.http.PushBuilder;
import org.apache.catalina.connector.Request;
+import org.apache.catalina.util.SessionConfig;
import org.apache.coyote.ActionCode;
import org.apache.tomcat.util.buf.B2CConverter;
import org.apache.tomcat.util.collections.CaseInsensitiveKeyMap;
@@ -43,19 +46,24 @@ public class ApplicationPushBuilder impl
private static final StringManager sm =
StringManager.getManager(ApplicationPushBuilder.class);
private final HttpServletRequest baseRequest;
+ private final Request catalinaRequest;
private final org.apache.coyote.Request coyoteRequest;
+ private final String sessionCookieName;
+ private final String sessionPathParameterName;
+ private final boolean addSessionCookie;
+ private final boolean addSessionPathParameter;
+ private final Map<String,List<String>> headers = new
CaseInsensitiveKeyMap<>();
+ private final List<Cookie> cookies = new ArrayList<>();
private String method = "GET";
- private Map<String,List<String>> headers = new CaseInsensitiveKeyMap<>();
private String path;
private String etag;
private String lastModified;
private String queryString;
private String sessionId;
- private boolean addSessionCookie;
- private boolean addSessionPathParameter;
private boolean conditional;
+
public ApplicationPushBuilder(HttpServletRequest request) {
baseRequest = request;
// Need a reference to the CoyoteRequest in order to process the push
@@ -64,7 +72,8 @@ public class ApplicationPushBuilder impl
current = ((ServletRequestWrapper) current).getRequest();
}
if (current instanceof Request) {
- coyoteRequest = ((Request) current).getCoyoteRequest();
+ catalinaRequest = ((Request) current);
+ coyoteRequest = catalinaRequest.getCoyoteRequest();
} else {
throw new UnsupportedOperationException(sm.getString(
"applicationPushBuilder.noCoyoteRequest",
current.getClass().getName()));
@@ -84,14 +93,34 @@ public class ApplicationPushBuilder impl
// Remove the headers
headers.remove("if-match");
- headers.remove("if-none-match");
- headers.remove("if-modified-since");
+ if (headers.remove("if-none-match") != null) {
+ conditional = true;
+ }
+ if (headers.remove("if-modified-since") != null) {
+ conditional = true;
+ }
headers.remove("if-unmodified-since");
headers.remove("if-range");
headers.remove("range");
headers.remove("expect");
headers.remove("authorization");
headers.remove("referer");
+ // Also remove the cookie header since it will be regenerated
+ headers.remove("cookie");
+
+ // set the referer header
+ StringBuffer referer = request.getRequestURL();
+ if (request.getQueryString() != null) {
+ referer.append('?');
+ referer.append(request.getQueryString());
+
+ }
+ addHeader("referer", referer.toString());
+
+ // Session
+ ApplicationContext appContext = (ApplicationContext)
request.getServletContext();
+ sessionCookieName =
SessionConfig.getSessionCookieName(appContext.getContext());
+ sessionPathParameterName =
SessionConfig.getSessionUriParamName(appContext.getContext());
HttpSession session = request.getSession(false);
if (session != null) {
@@ -100,13 +129,35 @@ public class ApplicationPushBuilder impl
if (sessionId == null) {
sessionId = request.getRequestedSessionId();
}
- addSessionCookie = request.isRequestedSessionIdFromCookie();
- addSessionPathParameter = request.isRequestedSessionIdFromURL();
- if (!addSessionCookie && !addSessionPathParameter && sessionId !=
null) {
+ if (!request.isRequestedSessionIdFromCookie() &&
!request.isRequestedSessionIdFromURL() &&
+ sessionId != null) {
Set<SessionTrackingMode> sessionTrackingModes =
request.getServletContext().getEffectiveSessionTrackingModes();
addSessionCookie =
sessionTrackingModes.contains(SessionTrackingMode.COOKIE);
addSessionPathParameter =
sessionTrackingModes.contains(SessionTrackingMode.URL);
+ } else {
+ addSessionCookie = request.isRequestedSessionIdFromCookie();
+ addSessionPathParameter = request.isRequestedSessionIdFromURL();
+ }
+
+ // Cookies
+ for (Cookie requestCookie : request.getCookies()) {
+ cookies.add(requestCookie);
+ }
+ for (Cookie responseCookie :
catalinaRequest.getResponse().getCookies()) {
+ if (responseCookie.getMaxAge() < 0) {
+ // Path information not available so can only remove based on
+ // name.
+ Iterator<Cookie> cookieIterator = cookies.iterator();
+ while (cookieIterator.hasNext()) {
+ Cookie cookie = cookieIterator.next();
+ if (cookie.getName().equals(responseCookie.getName())) {
+ cookieIterator.remove();
+ }
+ }
+ } else {
+ cookies.add(new Cookie(responseCookie.getName(),
responseCookie.getValue()));
+ }
}
}
@@ -302,11 +353,11 @@ public class ApplicationPushBuilder impl
// Session ID (do this before setting the path since it may change it)
if (sessionId != null) {
if (addSessionPathParameter) {
- // TODO: Update pushPath for client's benefit
- // TODO: Figure out how to get this into the CoyoteRequest
+ pushPath = pushPath + ";" + sessionPathParameterName + "=" +
sessionId;
+ pushTarget.addPathParameter(sessionPathParameterName,
sessionId);
}
if (addSessionCookie) {
- // TODO: add this
+ cookies.add(new Cookie(sessionCookieName, sessionId));
}
}
@@ -327,6 +378,9 @@ public class ApplicationPushBuilder impl
// TODO conditional
}
+ // Cookies
+ // TODO
+
coyoteRequest.action(ActionCode.PUSH_REQUEST, pushTarget);
// Reset for next call to this method
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