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From ma...@apache.org
Subject svn commit: r1764689 - in /tomcat/tc8.5.x/trunk: ./ java/org/apache/coyote/http2/Http2Parser.java
Date Thu, 13 Oct 2016 14:03:05 GMT
Author: markt
Date: Thu Oct 13 14:03:04 2016
New Revision: 1764689

URL: http://svn.apache.org/viewvc?rev=1764689&view=rev
Log:
Refactor header completion handling to a single method

Modified:
    tomcat/tc8.5.x/trunk/   (props changed)
    tomcat/tc8.5.x/trunk/java/org/apache/coyote/http2/Http2Parser.java

Propchange: tomcat/tc8.5.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Thu Oct 13 14:03:04 2016
@@ -1 +1 @@
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+/tomcat/trunk:1734785,1734799,1734845,1734928,1735041,1735044,1735480,1735577,1735597,1735599-1735600,1735615,1736145,1736162,1736209,1736280,1736297,1736299,1736489,1736646,1736703,1736836,1736849,1737104-1737105,1737112,1737117,1737119-1737120,1737155,1737157,1737192,1737280,1737339,1737632,1737664,1737715,1737748,1737785,1737834,1737860,1737903,1737959,1738005,1738007,1738014-1738015,1738018,1738022,1738039,1738043,1738059-1738060,1738147,1738149,1738174-1738175,1738261,1738589,1738623-1738625,1738643,1738816,1738850,1738855,1738946-1738948,1738953-1738954,1738979,1738982,1739079-1739081,1739087,1739113,1739153,1739172,1739176,1739191,1739474,1739726,1739762,1739775,1739814,1739817-1739818,1739975,1740131,1740324,1740465,1740495,1740508-1740509,1740520,1740535,1740707,1740803,1740810,1740969,1740980,1740991,1740997,1741015,1741033,1741036,1741058,1741060,1741080,1741147,1741159,1741164,1741173,1741181,1741190,1741197,1741202,1741208,1741213,1741221,1741225,1741232,1741409,1741501
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Modified: tomcat/tc8.5.x/trunk/java/org/apache/coyote/http2/Http2Parser.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/coyote/http2/Http2Parser.java?rev=1764689&r1=1764688&r2=1764689&view=diff
==============================================================================
--- tomcat/tc8.5.x/trunk/java/org/apache/coyote/http2/Http2Parser.java (original)
+++ tomcat/tc8.5.x/trunk/java/org/apache/coyote/http2/Http2Parser.java Thu Oct 13 14:03:04
2016
@@ -241,25 +241,17 @@ class Http2Parser {
             payloadSize -= padLength;
         }
 
-        boolean endOfHeaders = Flags.isEndOfHeaders(flags);
-
-        readHeaderPayload(payloadSize, endOfHeaders);
+        readHeaderPayload(payloadSize);
 
         swallow(streamId, padLength, true);
 
-        if (endOfHeaders) {
-            output.headersEnd(streamId);
+        headersEndStream = Flags.isEndOfStream(flags);
+
+        if (Flags.isEndOfHeaders(flags)) {
+            onHeadersComplete(streamId);
         } else {
             headersCurrentStream = streamId;
         }
-
-        if (Flags.isEndOfStream(flags)) {
-            if (headersCurrentStream == -1) {
-                output.receiveEndOfStream(streamId);
-            } else {
-                headersEndStream = true;
-            }
-        }
     }
 
 
@@ -377,22 +369,16 @@ class Http2Parser {
                     Integer.toString(streamId)), Http2Error.PROTOCOL_ERROR);
         }
 
-        boolean endOfHeaders = Flags.isEndOfHeaders(flags);
-        readHeaderPayload(payloadSize, endOfHeaders);
+        readHeaderPayload(payloadSize);
 
-        if (endOfHeaders) {
-            output.headersEnd(streamId);
+        if (Flags.isEndOfHeaders(flags)) {
+            onHeadersComplete(streamId);
             headersCurrentStream = -1;
-            if (headersEndStream) {
-                output.receiveEndOfStream(streamId);
-                headersEndStream = false;
-            }
         }
     }
 
 
-    private void readHeaderPayload(int payloadSize, boolean endOfHeaders)
-            throws Http2Exception, IOException {
+    private void readHeaderPayload(int payloadSize) throws Http2Exception, IOException {
 
         while (payloadSize > 0) {
             int toRead = Math.min(headerReadBuffer.remaining(), payloadSize);
@@ -411,12 +397,23 @@ class Http2Parser {
             headerReadBuffer.compact();
             payloadSize -= toRead;
         }
+    }
+
 
-        if (headerReadBuffer.position() > 0 && endOfHeaders) {
+    private void onHeadersComplete(int streamId) throws Http2Exception {
+        // Any left over data is a compression error
+        if (headerReadBuffer.position() > 0) {
             throw new ConnectionException(
                     sm.getString("http2Parser.processFrameHeaders.decodingDataLeft"),
                     Http2Error.COMPRESSION_ERROR);
         }
+
+        output.headersEnd(streamId);
+
+        if (headersEndStream) {
+            output.receiveEndOfStream(streamId);
+            headersEndStream = false;
+        }
     }
 
 



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