SingleValueAssignExtension implements CustomTagExtension<Assign> { public Class<Assign> getTagActionClass() { return Assign.class; }  Class<Assign> getTagActionClass(); String getTagName(); String getTagNameSpace(); List<Map<String, String>> pipelinePossibleStates(Assign action, List<Map<String, String>> possibleStateList);  }
@Test public void actionClassTest() { SingleValueAssignExtension assign = new SingleValueAssignExtension(); Assert.assertEquals(Assign.class, assign.getTagActionClass()); }