Looks good, but can you add some additional comments explaining why the sizes need to be identical and why sometimes they can be different?

--Sean

On 11/30/17 10:26 PM, Weijun Wang wrote:
Please review the fix. The comment said the test will try several times but 
when ts2.cert does not have the same size it is not regenerated at all, and a 
2nd delete fails.

diff --git a/test/jdk/sun/security/tools/jarsigner/TimestampCheck.java 
b/test/jdk/sun/security/tools/jarsigner/TimestampCheck.java
--- a/test/jdk/sun/security/tools/jarsigner/TimestampCheck.java
+++ b/test/jdk/sun/security/tools/jarsigner/TimestampCheck.java
@@ -694,11 +694,12 @@
          gencert("ts", "-ext eku:critical=ts");
- // Issue another cert for "ts" with a different EKU.
-        // Length should be the same. Try several times.
-        keytool("-gencert -alias ca -infile ts.req -outfile ts2.cert " +
-                "-ext eku:critical=1.3.6.1.5.5.7.3.9");
          for (int i = 0; i < 5; i++) {
+            // Issue another cert for "ts" with a different EKU.
+            // Length should be the same. Try several times.
+            // If cannot create one, related test will be ignored.
+            keytool("-gencert -alias ca -infile ts.req -outfile ts2.cert " +
+                    "-ext eku:critical=1.3.6.1.5.5.7.3.9");
              if (Files.size(Paths.get("ts.cert")) != 
Files.size(Paths.get("ts2.cert"))) {
                  Files.delete(Paths.get("ts2.cert"));
                  System.out.println("Warning: cannot create same length");
              } else {
                  break;
              }
          }

Thanks
Max

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