question: private static String reportListContents ( Collection < ProcessErrorStateInfo > errList ) { if ( errList == null ) return null ; StringBuilder builder = new StringBuilder ( ) ; Iterator < ProcessErrorStateInfo > iter = errList . iterator ( ) ; while ( iter . hasNext ( ) ) { ProcessErrorStateInfo entry = iter . next ( ) ; String condition ; switch ( entry . condition ) { case ActivityManager . ProcessErrorStateInfo . CRASHED : condition = "a CRASH" ; break ; case ActivityManager . ProcessErrorStateInfo . NOT_RESPONDING : condition = "an ANR" ; break ; default : condition = "an unknown error" ; break ; } builder . append ( String . format ( "Process %s encountered %s (%s)" , entry . processName , condition , entry . shortMsg ) ) ; if ( entry . condition == ActivityManager . ProcessErrorStateInfo . CRASHED ) { builder . append ( String . format ( " with stack trace:\n%s\n" , entry . stackTrace ) ) ; } builder . append ( "\n" ) ; } return builder . toString ( ) ; }
target:  This helper function will dump the actual error reports.