test/lib/testlibrary/java/util/jar/CreateMultiReleaseTestJars.java

rev 16859 : 8176709: JarFileSystem::isMultiReleaseJar is incorrect
Reviewed-by: alanb, sherman, psandoz, mchung

@@ -107,13 +107,21 @@
         return jb;
     }
 
     public void buildCustomMultiReleaseJar(String filename, String multiReleaseValue,
             Map<String, String> extraAttributes) throws IOException {
+        buildCustomMultiReleaseJar(filename, multiReleaseValue, extraAttributes, false);
+    }
+
+    public void buildCustomMultiReleaseJar(String filename, String multiReleaseValue,
+            Map<String, String> extraAttributes, boolean addEntries) throws IOException {
         JarBuilder jb = new JarBuilder(filename);
         extraAttributes.entrySet()
                 .forEach(entry -> jb.addAttribute(entry.getKey(), entry.getValue()));
+        if (addEntries) {
+            addEntries(jb);
+        }
         jb.addAttribute("Multi-Release", multiReleaseValue);
         jb.build();
     }
 
     private void addEntries(JarBuilder jb) {