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IV20325: BIGINTEGER RETURNS WRONG HASH CODE IN MULTI-THREAD ENVIRONMENT

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: BigInteger returns wrong hash code in
multi-thread environment
.
Stack Trace:
.

Local fix

  • 



Problem summary


    

  • BigInteger will update the hash code field many times during the
calculating.In multi-thread environment, when a thread is
calculating BigInteger's hash code and system switch to other
threads, the hash code is not the final result and is wrong.

    



Problem conclusion


    

  • This defect will be fixed in:
7.0.0 SR1
WRT-V3 SR1
.
Use a local variable during the calculating

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV20325
    • 

  • Reported component name
    JAVA CLASS LIBS
    • 

  • Reported component ID
    620700130
    • 

  • Reported release
    700
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2012-04-27
    • 

  • Closed date
    2012-04-27
    • 

  • Last modified date
    2012-05-20
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    
IV21500
    

    • 



Fix information


    

  • Fixed component name
    JAVA CLASS LIBS
    • 

  • Fixed component ID
    620700130
    • 



Applicable component levels


    

  • R700  PSY
       UP
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSNVBF","label":"Runtimes for Java Technology"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.0","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            21 February 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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