TempFileHelper java.lang.IllegalArgumentException: Invalid prefix or suffix

[Michael Hall]

> On Aug 31, 2021, at 12:39 PM, Alan Bateman <Alan.Bateman at oracle.com> wrote:
> 
> On 31/08/2021 18:27, Michael Hall wrote:
>> :
>> 
>> Slightly different results…
>> 
>> public class SecTemp {
>> 
>> 	public static void main(String... args) throws java.io.IOException {
>> 		System.setSecurityManager(new SecurityManager());
>> 		java.io.File tmpfile = java.nio.file.Files.createTempFile("AppleScriptEngine.", ".scpt").toFile();
>> 	}
>> }
>> 
>> java SecTemp      
>> WARNING: A terminally deprecated method in java.lang.System has been called
>> WARNING: System::setSecurityManager has been called by SecTemp (file:/Users/mjh/ <file:///Users/mjh/>)
>> WARNING: Please consider reporting this to the maintainers of SecTemp
>> WARNING: System::setSecurityManager will be removed in a future release
>> Exception in thread "main" java.lang.SecurityException: Unable to create temporary file or directory
>> 	at java.base/java.nio.file.TempFileHelper.create(TempFileHelper.java:141)
>> 	at java.base/java.nio.file.TempFileHelper.createTempFile(TempFileHelper.java:159)
>> 	at java.base/java.nio.file.Files.createTempFile(Files.java:923)
>> 	at SecTemp.main(SecTemp.java:6)
> 
> This is because it hasn't been granted permission to create files in ${java.io.tmpdir}. I would expect this behavior is every JDK release.
> 
> -Alan

Ah, this one I didn’t test on any other release. If I provide an ‘all’ policy?

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