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SEC-539: Refactored if (httpSession == null) block in storeSecurityContextInSession()

This commit is contained in:
Luke Taylor 2007-08-28 21:25:17 +00:00
parent ce3eb599ed
commit fa63d8ecfb
1 changed files with 31 additions and 30 deletions
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61
core/src/main/java/org/acegisecurity/context/HttpSessionContextIntegrationFilter.java
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@ -331,45 +331,46 @@ public class HttpSessionContextIntegrationFilter implements InitializingBean, Fi
boolean httpSessionExistedAtStartOfRequest,
int contextWhenChainProceeded) {
HttpSession httpSession = null;
try {
httpSession = ((HttpServletRequest) request).getSession(false);
}
catch (IllegalStateException ignored) {
}
if ((httpSession == null) && httpSessionExistedAtStartOfRequest) {
if (logger.isDebugEnabled()) {
logger.debug("HttpSession is now null, but was not null at start of request; "
+ "session was invalidated, so do not create a new session");
}
}
// Generate a HttpSession only if we need to
if ((httpSession == null) && !httpSessionExistedAtStartOfRequest) {
if (!allowSessionCreation) {
if (httpSession == null) {
if (httpSessionExistedAtStartOfRequest) {
if (logger.isDebugEnabled()) {
logger
.debug("The HttpSession is currently null, and the "
+ "HttpSessionContextIntegrationFilter is prohibited from creating an HttpSession "
+ "(because the allowSessionCreation property is false) - SecurityContext thus not "
+ "stored for next request");
}
} else if (!contextObject.equals(SecurityContextHolder.getContext())) {
if (logger.isDebugEnabled()) {
logger.debug("HttpSession being created as SecurityContextHolder contents are non-default");
}
try {
httpSession = ((HttpServletRequest) request).getSession(true);
}
catch (IllegalStateException ignored) {
logger.debug("HttpSession is now null, but was not null at start of request; "
+ "session was invalidated, so do not create a new session");
}
} else {
if (logger.isDebugEnabled()) {
logger
.debug("HttpSession is null, but SecurityContextHolder has not changed from default: ' "
+ SecurityContextHolder.getContext()
+ "'; not creating HttpSession or storing SecurityContextHolder contents");
// Generate a HttpSession only if we need to
if (!allowSessionCreation) {
if (logger.isDebugEnabled()) {
logger
.debug("The HttpSession is currently null, and the "
+ "HttpSessionContextIntegrationFilter is prohibited from creating an HttpSession "
+ "(because the allowSessionCreation property is false) - SecurityContext thus not "
+ "stored for next request");
}
} else if (!contextObject.equals(SecurityContextHolder.getContext())) {
if (logger.isDebugEnabled()) {
logger.debug("HttpSession being created as SecurityContextHolder contents are non-default");
}
try {
httpSession = ((HttpServletRequest) request).getSession(true);
}
catch (IllegalStateException ignored) {
}
} else {
if (logger.isDebugEnabled()) {
logger.debug("HttpSession is null, but SecurityContextHolder has not changed from default: ' "
+ SecurityContextHolder.getContext()
+ "'; not creating HttpSession or storing SecurityContextHolder contents");
}
}
}
}