RFR: 7172359: HTML parser StackOverflowError on invalid HTML: <li> tag inside an <option> [v3]

[Alexey Ivanov]

On Wed, 28 Sep 2022 13:39:45 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> If there is invalid tag, stack terminates but it still tries to recurse through by calling legalElementContext() which results in StackOverflowError.
>> Fix is to return if stack is terminated after checking current tag is not valid in current context
>> 
>> All other test/html/parser as well as other jtreg suite tests are ok with the fix.
>
> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Test fix

Marked as reviewed by aivanov (Reviewer).

test/jdk/javax/swing/text/html/parser/ParserStackOverflow.java line 37:

> 35: public class ParserStackOverflow {
> 36:     /*
> 37:      * li element inside an option will crash javax.swing.text.html.parser.Parser

It doesn't **crash** it.

test/jdk/javax/swing/text/html/parser/ParserStackOverflow.java line 48:

> 46:         kit.read(reader, doc, 0); // StackOverflowError here
> 47: 
> 48:         System.out.println("Succeeded! (no StackOverflowError");

Suggestion:

        System.out.println("Succeeded! (no StackOverflowError)");

The closing parenthesis is missing in the string.

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PR: https://git.openjdk.org/jdk/pull/10279