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From ma...@apache.org
Subject svn commit: r1724437 - in /tomcat/tc6.0.x/trunk: ./ java/org/apache/catalina/core/ApplicationHttpRequest.java webapps/docs/changelog.xml
Date Wed, 13 Jan 2016 15:02:01 GMT
Author: markt
Date: Wed Jan 13 15:02:00 2016
New Revision: 1724437

URL: http://svn.apache.org/viewvc?rev=1724437&view=rev
Log:
Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=58836
Correctly merge query string parameters when processing a forwarded request where the target
includes a query string that contains a parameter with no value.

Modified:
    tomcat/tc6.0.x/trunk/   (props changed)
    tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/ApplicationHttpRequest.java
    tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml

Propchange: tomcat/tc6.0.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Jan 13 15:02:00 2016
@@ -1,3 +1,3 @@
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 1094089,1095138,1097899,1099575,1099586,1099772,1099789,1100145,1100822,1101094,1101144,1124680,1130774,1133014,1137862,1137996,1138950,1138953,1139280,1140693,1141104,1141441,1142043,1142904,1143134,1143150,1145137,1148216,1148471,1152601,1156171,1156519,1164567,1167394,1172233-1172234,1172236,1173614,1174353,1174882,1174884,1175158,1175190,1176799,1177125,1177245,1177850,1177862,1178228,1178233,1178684,1181028,1181136,1184917,1184919,1185200,1185588,1186011,1186104,1186123,1186137,1186153,1186378,1186712,1186763,1186949,1187381,1189240,1189386,1190388-1190389,1190474,1198622,1201576,1203091,1224801,1233426,1243034,1243038,1244567,1298140,1298628-1298629,1304468,1311997,1331766,1333161,1333173,1342498,1342503,1348425,1348461-1348495,1348989,1350294,1351056,1351636-1351640,1352011,1354685,1354847,1354856,1356125,1359981,1371283,1409007,1413552,1413556,1413562,1417282,1430079,1430481,1430567,1435606,1435636,1435642,1438411,1439054,1441348,1446640,1446650,1447012,1453105,1453112,14566
 66-1456678,1456713,1456721,1457968,1460342,1460533,1484862,1486875,1492570,1494143,1500062,1503851,1505843,1513148-1513149,1526469,1533312,1536520,1539157,1539173,1540374,1552804,1555163,1558811,1561054-1561065,1561067-1561070,1561072-1561075,1561083,1561190-1561192,1561635,1561640,1561732,1562742,1562746,1564309,1564312,1568921,1574004,1577315,1577324,1577463,1578812-1578813,1586658,1586894,1586959,1588193,1588197,1589737-1589738,1589763,1589837,1589842,1589980,1590018,1590302,1590646,1590648,1590835,1590842,1590911,1593259,1593261,1593335,1593834,1594229,1595171,1595289,1597532,1600955,1600963,1600978,1600984,1601329-1601330,1601332,1601855,1608963,1609061,1609593,1617362,1617365,1617383,1617456,1623392,1624247,1626579,1627033,1632584,1637684,1637695,1640655-1640658,1641656,1641660,1641692,1641707-1641718,1641721-1641722,1642564,1642606,1643045,1643054,1643570,1644017,1648815,1656299,1658799,1658802,1659521,1663995,1664174,1665085,1666966,1666985,1668630,1669800,1676552,1681837-16
 81838,1681854,1685826,1687242,1689918,1693105,1694290,1694872,1696378,1701940,1710346,1712617,1712654,1713871,1713997,1714002,1715188,1715206,1716213-1716214,1716413,1716856,1716858,1716881-1716882,1716886,1716894,1720234,1720394,1720439,1720462,1721812,1721881,1722532,1722799,1723127,1724427,1724433

Modified: tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/ApplicationHttpRequest.java
URL: http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/ApplicationHttpRequest.java?rev=1724437&r1=1724436&r2=1724437&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/ApplicationHttpRequest.java (original)
+++ tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/ApplicationHttpRequest.java Wed Jan
13 15:02:00 2016
@@ -37,7 +37,8 @@ import org.apache.catalina.Globals;
 import org.apache.catalina.Session;
 import org.apache.catalina.Manager;
 import org.apache.catalina.util.Enumerator;
-import org.apache.catalina.util.RequestUtil;
+import org.apache.tomcat.util.buf.MessageBytes;
+import org.apache.tomcat.util.http.Parameters;
 import org.apache.catalina.util.StringManager;
 
 
@@ -864,29 +865,33 @@ class ApplicationHttpRequest extends Htt
         if ((queryParamString == null) || (queryParamString.length() < 1))
             return;
 
-        HashMap queryParameters = new HashMap();
-        String encoding = getCharacterEncoding();
-        if (encoding == null)
-            encoding = "ISO-8859-1";
-        try {
-            RequestUtil.parseParameters
-                (queryParameters, queryParamString, encoding);
-        } catch (Exception e) {
-            ;
-        }
-        Iterator keys = parameters.keySet().iterator();
-        while (keys.hasNext()) {
-            String key = (String) keys.next();
-            Object value = queryParameters.get(key);
-            if (value == null) {
-                queryParameters.put(key, parameters.get(key));
+        HashMap<String,String[]> queryParameters = new HashMap<String,String[]>();
+
+        // Parse the query string from the dispatch target
+        Parameters paramParser = new Parameters();
+        MessageBytes queryMB = MessageBytes.newInstance();
+        queryMB.setString(queryParamString);
+        paramParser.setQuery(queryMB);
+        paramParser.setQueryStringEncoding(getCharacterEncoding());
+        paramParser.handleQueryParameters();
+
+        // Copy the original parameters
+        queryParameters.putAll(parameters);
+
+        // Insert the additional parameters from the dispatch target
+        Enumeration<String> dispParamNames = paramParser.getParameterNames();
+        while (dispParamNames.hasMoreElements()) {
+            String dispParamName = dispParamNames.nextElement();
+            String[] dispParamValues = paramParser.getParameterValues(dispParamName);
+            String[] originalValues = queryParameters.get(dispParamName);
+            if (originalValues == null) {
+                queryParameters.put(dispParamName, dispParamValues);
                 continue;
             }
-            queryParameters.put
-                (key, mergeValues(value, parameters.get(key)));
+            queryParameters.put(dispParamName, mergeValues(dispParamValues, originalValues));
         }
-        parameters = queryParameters;
 
+        parameters = queryParameters;
     }
 
 

Modified: tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml?rev=1724437&r1=1724436&r2=1724437&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml Wed Jan 13 15:02:00 2016
@@ -107,6 +107,11 @@
         Remove redundant copy of catalina.properties from o.a.c.startup.
         Generate this copy during the ant "compile" task. (kkolinko)
       </fix>
+      <fix>
+        <bug>58836</bug>: Correctly merge query string parameters when
+        processing a forwarded request where the target includes a query string
+        that contains a parameter with no value. (mark)
+      </fix>
     </changelog>
   </subsection>
   <subsection name="Coyote">



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