test/hotspot/jtreg/runtime/appcds/TestCommon.java

rev 52787 : 8226406: JVM fails to detect mismatched or corrupt CDS archive
Summary: Check important archive header fields such as _jvm_ident before processing other fields.
Reviewed-by: iklam, jiangli

*** 71,80 ****
--- 71,84 ----
      // Call this method to get current archive name
      public static String getCurrentArchiveName() {
          return currentArchiveName;
      }
  
+     public static void setCurrentArchiveName(String archiveName) {
+         currentArchiveName = archiveName;
+     }
+ 
      // Attempt to clean old archives to preserve space
      // Archives are large artifacts (20Mb or more), and much larger than
      // most other artifacts created in jtreg testing.
      // Therefore it is a good idea to clean the old archives when they are not needed.
      // In most cases the deletion attempt will succeed; on rare occasion the