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From ma...@apache.org
Subject svn commit: r1130919 - in /tomcat/tc6.0.x/trunk: ./ STATUS.txt java/org/apache/jasper/compiler/Generator.java webapps/docs/changelog.xml
Date Fri, 03 Jun 2011 07:30:57 GMT
Author: markt
Date: Fri Jun  3 07:30:56 2011
New Revision: 1130919

URL: http://svn.apache.org/viewvc?rev=1130919&view=rev
Log:
* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=50726
Ensure that the use of the genStringAsCharArray does not result in String constants that are
too long for valid Java code.

Modified:
    tomcat/tc6.0.x/trunk/   (props changed)
    tomcat/tc6.0.x/trunk/STATUS.txt
    tomcat/tc6.0.x/trunk/java/org/apache/jasper/compiler/Generator.java
    tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml

Propchange: tomcat/tc6.0.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Jun  3 07:30:56 2011
@@ -1 +1 @@
-/tomcat/trunk:601180,606992,612607,630314,640888,652744,653247,666232,673796,673820,677910,683969,683982,684001,684081,684234,684269-684270,685177,687503,687645,689402,690781,691392,691805,692748,693378,694992,695053,695311,696780,696782,698012,698227,698236,698613,699427,699634,701355,709294,709811,709816,710063,710066,710125,710205,711126,711600,712461,712467,713953,714002,718360,719119,719124,719602,719626,719628,720046,720069,721040,721286,721708,721886,723404,723738,726052,727303,728032,728768,728947,729057,729567,729569,729571,729681,729809,729815,729934,730250,730590,731651,732859,732863,734734,740675,740684,742677,742697,742714,744160,744238,746321,746384,746425,747834,747863,748344,750258,750291,750921,751286-751287,751289,751295,752323,753039,757335,757774,758249,758365,758596,758616,758664,759074,761601,762868,762929,762936-762937,763166,763183,763193,763228,763262,763298,763302,763325,763599,763611,763654,763681,763706,764985,764997,765662,768335,769979,770716,77
 0809,770876,772872,776921,776924,776935,776945,777464,777466,777576,777625,778379,778523-778524,781528,781779,782145,782791,783316,783696,783724,783756,783762,783766,783863,783934,784453,784602,784614,785381,785688,785768,785859,786468,786487,786490,786496,786667,787627,787770,787985,789389,790405,791041,791184,791194,791224,791243,791326,791328,791789,792740,793372,793757,793882,793981,794082,794673,794822,795043,795152,795210,795457,795466,797168,797425,797596,797607,802727,802940,804462,804544,804734,805153,809131,809603,810916,810977,812125,812137,812432,813001,813013,813866,814180,814708,814876,815972,816252,817442,817822,819339,819361,820110,820132,820874,820954,821397,828196,828201,828210,828225,828759,830378-830379,830999,831106,831774,831785,831828,831850,831860,832214,832218,833121,833545,834047,835036,835336,836405,881396,881412,883130,883134,883146,883165,883177,883362,883565,884341,885038,885231,885241,885260,885901,885991,886019,888072,889363,889606,889716,8901
 39,890265,890349-890350,890417,891185-891187,891583,892198,892341,892415,892464,892555,892812,892814,892817,892843,892887,893321,893493,894580,894586,894805,894831,895013,895045,895057,895191,895392,895703,896370,896384,897380-897381,897776,898126,898256,898468,898527,898555,898558,898718,898836,898906,899284,899348,899420,899653,899769-899770,899783,899788,899792,899916,899918-899919,899935,899949,903916,905020,905151,905722,905728,905735,907311,907513,907538,907652,907819,907825,907864,908002,908721,908754,908759,909097,909206,909212,909525,909636,909869,909875,909887,910266,910370,910442,910471,910485,910974,915226,915737,915861,916097,916141,916157,916170,917598,917633,918093,918489,918594,918684,918787,918792,918799,918803,918885,919851,919914,920025,920055,920298,920449,920596,920824,920840,921444,922010,926716,927062,927621,928482,928695,928732,928798,931709,932357,932967,935105,935983,939491,939551,940064,941356,941463,943112,944409,944416,945231,945808,945835,945841
 ,946686,948057,950164,950596,950614,950851,950905,951615,953434,954435,955648,955655,956832,957130,957830,958192,960701,961948,962865,962872,962881,962900,963106,963865,963868,964614,966177-966178,966292,966692,966863,981815,988448,991837,993042,1001955,1002185,1002263,1002274,1002349,1002359,1002362,1002481,1002514,1003461,1003481,1003488,1003556,1003572,1003581,1003861,1004393,1004409,1004415,1004868-1004869,1004912,1005452,1005467,1005647,1005802,1022120,1022134,1022323,1022415,1022606,1022623,1024224,1024251,1026042,1026784,1026912,1026920,1029767,1033415,1033448,1033842,1033897,1037715,1037794,1037887,1037924,1038041,1042022,1042029,1042447,1042452,1042494,1044944,1044987,1050249,1055055,1055236,1055458,1055975,1056264,1056828,1056889,1059881,1061412,1061442,1061446,1062398,1064652,1066244,1067039,1067139,1069824,1070420,1070609,1072042,1075458,1076212,1078412,1079801,1081334,1088460,1094089,1099586,1099772,1099789,1100145,1100822,1101094,1101144
+/tomcat/trunk:601180,606992,612607,630314,640888,652744,653247,666232,673796,673820,677910,683969,683982,684001,684081,684234,684269-684270,685177,687503,687645,689402,690781,691392,691805,692748,693378,694992,695053,695311,696780,696782,698012,698227,698236,698613,699427,699634,701355,709294,709811,709816,710063,710066,710125,710205,711126,711600,712461,712467,713953,714002,718360,719119,719124,719602,719626,719628,720046,720069,721040,721286,721708,721886,723404,723738,726052,727303,728032,728768,728947,729057,729567,729569,729571,729681,729809,729815,729934,730250,730590,731651,732859,732863,734734,740675,740684,742677,742697,742714,744160,744238,746321,746384,746425,747834,747863,748344,750258,750291,750921,751286-751287,751289,751295,752323,753039,757335,757774,758249,758365,758596,758616,758664,759074,761601,762868,762929,762936-762937,763166,763183,763193,763228,763262,763298,763302,763325,763599,763611,763654,763681,763706,764985,764997,765662,768335,769979,770716,77
 0809,770876,772872,776921,776924,776935,776945,777464,777466,777576,777625,778379,778523-778524,781528,781779,782145,782791,783316,783696,783724,783756,783762,783766,783863,783934,784453,784602,784614,785381,785688,785768,785859,786468,786487,786490,786496,786667,787627,787770,787985,789389,790405,791041,791184,791194,791224,791243,791326,791328,791789,792740,793372,793757,793882,793981,794082,794673,794822,795043,795152,795210,795457,795466,797168,797425,797596,797607,802727,802940,804462,804544,804734,805153,809131,809603,810916,810977,812125,812137,812432,813001,813013,813866,814180,814708,814876,815972,816252,817442,817822,819339,819361,820110,820132,820874,820954,821397,828196,828201,828210,828225,828759,830378-830379,830999,831106,831774,831785,831828,831850,831860,832214,832218,833121,833545,834047,835036,835336,836405,881396,881412,883130,883134,883146,883165,883177,883362,883565,884341,885038,885231,885241,885260,885901,885991,886019,888072,889363,889606,889716,8901
 39,890265,890349-890350,890417,891185-891187,891583,892198,892341,892415,892464,892555,892812,892814,892817,892843,892887,893321,893493,894580,894586,894805,894831,895013,895045,895057,895191,895392,895703,896370,896384,897380-897381,897776,898126,898256,898468,898527,898555,898558,898718,898836,898906,899284,899348,899420,899653,899769-899770,899783,899788,899792,899916,899918-899919,899935,899949,903916,905020,905151,905722,905728,905735,907311,907513,907538,907652,907819,907825,907864,908002,908721,908754,908759,909097,909206,909212,909525,909636,909869,909875,909887,910266,910370,910442,910471,910485,910974,915226,915737,915861,916097,916141,916157,916170,917598,917633,918093,918489,918594,918684,918787,918792,918799,918803,918885,919851,919914,920025,920055,920298,920449,920596,920824,920840,921444,922010,926716,927062,927621,928482,928695,928732,928798,931709,932357,932967,935105,935983,939491,939551,940064,941356,941463,943112,944409,944416,945231,945808,945835,945841
 ,946686,948057,950164,950596,950614,950851,950905,951615,953434,954435,955648,955655,956832,957130,957830,958192,960701,961948,962865,962872,962881,962900,963106,963865,963868,964614,966177-966178,966292,966692,966863,981815,988448,991837,993042,1001955,1002185,1002263,1002274,1002349,1002359,1002362,1002481,1002514,1003461,1003481,1003488,1003556,1003572,1003581,1003861,1004393,1004409,1004415,1004868-1004869,1004912,1005452,1005467,1005647,1005802,1022120,1022134,1022323,1022415,1022606,1022623,1024224,1024251,1026042,1026784,1026912,1026920,1029767,1033415,1033448,1033842,1033897,1037715,1037794,1037887,1037924,1038041,1042022,1042029,1042447,1042452,1042494,1044944,1044987,1050249,1055055,1055236,1055458,1055975,1056264,1056828,1056889,1059881,1061412,1061442,1061446,1062398,1064652,1066244,1067039,1067139,1069824,1070139,1070420,1070609,1072042,1075458,1076212,1078412,1079801,1081334,1088460,1094089,1099586,1099772,1099789,1100145,1100822,1101094,1101144

Modified: tomcat/tc6.0.x/trunk/STATUS.txt
URL: http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/STATUS.txt?rev=1130919&r1=1130918&r2=1130919&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/STATUS.txt (original)
+++ tomcat/tc6.0.x/trunk/STATUS.txt Fri Jun  3 07:30:56 2011
@@ -89,13 +89,6 @@ PATCHES PROPOSED TO BACKPORT:
               We can stall this item until we get some feedback about 7.0.5.
   -1:
 
-* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=50726
-  Ensure that the use of the genStringAsCharArray does not result in String
-  constants that are too long for valid Java code.
-  http://svn.apache.org/viewvc?rev=1070139&view=rev
-  +1: markt, kkolinko, schultz
-  -1:
-
 * Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=50771
   Ensure HttpServletRequest#getAuthType() returns the name of the authentication scheme 
   if request has already been authenticated.

Modified: tomcat/tc6.0.x/trunk/java/org/apache/jasper/compiler/Generator.java
URL: http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/jasper/compiler/Generator.java?rev=1130919&r1=1130918&r2=1130919&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/java/org/apache/jasper/compiler/Generator.java (original)
+++ tomcat/tc6.0.x/trunk/java/org/apache/jasper/compiler/Generator.java Fri Jun  3 07:30:56
2011
@@ -777,7 +777,7 @@ class Generator {
 
         private int charArrayCount;
 
-        private HashMap textMap;
+        private HashMap<String,String> textMap;
 
         /**
          * Constructor.
@@ -796,7 +796,7 @@ class Generator {
             methodNesting = 0;
             handlerInfos = new Hashtable();
             tagVarNumbers = new Hashtable();
-            textMap = new HashMap();
+            textMap = new HashMap<String,String>();
         }
 
         /**
@@ -1949,24 +1949,39 @@ class Generator {
                     charArrayBuffer = new GenBuffer();
                     caOut = charArrayBuffer.getOut();
                     caOut.pushIndent();
-                    textMap = new HashMap();
+                    textMap = new HashMap<String,String>();
                 } else {
                     caOut = charArrayBuffer.getOut();
                 }
-                String charArrayName = (String) textMap.get(text);
-                if (charArrayName == null) {
-                    charArrayName = "_jspx_char_array_" + charArrayCount++;
-                    textMap.put(text, charArrayName);
-                    caOut.printin("static char[] ");
-                    caOut.print(charArrayName);
-                    caOut.print(" = ");
-                    caOut.print(quote(text));
-                    caOut.println(".toCharArray();");
-                }
-
-                n.setBeginJavaLine(out.getJavaLine());
-                out.printil("out.write(" + charArrayName + ");");
-                n.setEndJavaLine(out.getJavaLine());
+                // UTF-8 is up to 4 bytes per character
+                // String constants are limited to 64k bytes
+                // Limit string constants here to 16k characters
+                int textIndex = 0;
+                int textLength = text.length();
+                while (textIndex < textLength) {
+                    int len = 0;
+                    if (textLength - textIndex > 16384) {
+                        len = 16384;
+                    } else {
+                        len = textLength - textIndex;
+                    }
+                    String output = text.substring(textIndex, textIndex + len);
+                    String charArrayName = textMap.get(output);
+                    if (charArrayName == null) {
+                        charArrayName = "_jspx_char_array_" + charArrayCount++;
+                        textMap.put(output, charArrayName);
+                        caOut.printin("static char[] ");
+                        caOut.print(charArrayName);
+                        caOut.print(" = ");
+                        caOut.print(quote(output));
+                        caOut.println(".toCharArray();");
+                    }
+    
+                    n.setBeginJavaLine(out.getJavaLine());
+                    out.printil("out.write(" + charArrayName + ");");
+                    n.setEndJavaLine(out.getJavaLine());
+                    
+                    textIndex = textIndex + len;                }
                 return;
             }
 

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=1130919&r1=1130918&r2=1130919&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml Fri Jun  3 07:30:56 2011
@@ -127,6 +127,11 @@
         an operand in EL arithmetic. Patch provided by gbt. (markt)
       </fix>
       <fix>
+        <bug>50726</bug>: Ensure that the use of the genStringAsCharArray does
+        not result in String constants that are too long for valid Java code.
+        (markt)
+      </fix>
+      <fix>
         <bug>50895</bug>: Don&apos;t initialize classes created during the
         compilation stage. (markt)
       </fix>



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