<AWT Dev> RFR: 6278172: TextComponent.getSelectedText() throws StringIndexOutOfBoundsException
Sergey Bylokhov
serb at openjdk.java.net
Thu Dec 31 07:32:58 UTC 2020
On Mon, 30 Nov 2020 03:41:31 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:
>> The text components are implements as wrappers over the "native" peers. Most of the functionality is provided by the peers not wrappers like TextArea/TextField. The current bug occurs in the TextArea/TextField when the native peer was created yet.
>>
>> The steps to reproduce:
>> 1. Sets the long text to the component
>> 2. Select all text in the component
>> 3. Sets the short text to the component
>> 4. Request the selected text -> BOOM
>>
>> The bug on step 4 occurred because we request a long substring of the short text. To eliminate an exception we have two choices:
>> 1. Preserve the selection in the setText(), but limit it by the length of the current text.
>> 2. Resets the selection.
>>
>> I tried both solutions, the second caused some TCK tests to fail, so I selected the first one.
>
> Any volunteers for a review?
Any volunteers for a review?
-------------
PR: https://git.openjdk.java.net/jdk/pull/1104
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