stokito commented on a change in pull request #325:
URL: https://github.com/apache/tomcat/pull/325#discussion_r463562124
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File path: java/org/apache/catalina/servlets/DefaultServlet.java
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@@ -2611,6 +2574,44 @@ private PrecompressedResource(WebResource resource,
CompressionFormat format) {
}
}
+ /**
+ * RFC 7232 requires weak comparison for If-None-Match
+ */
+ private boolean matchByEtagWeak(String headerValue, String eTag) {
+ // Match W/"1" and W/"1"
+ if (headerValue.contains(eTag)) {
+ return true;
+ }
+ // Match W/"1" and "1"
+ String resourceEtag = weakEtagToStrong(eTag);
+ if (headerValue.contains(resourceEtag)) {
+ return true;
+ }
+ // asterisk checked last as rarely used
+ return headerValue.equals("*");
Review comment:
maybe I missed something, but this is complete with spec. The only diff
is that we'll check for full ETags firts
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