test_class.file: memguard/src/test/java/com/tolpp/memguard/UtilsTest.java
test_class.identifier: UtilsTest
test_case.body: @Test
      public void checkNotNull_valid() {
          String data = "string";
          String sameAsData = Utils.checkNotNull(data, "data == null");
          // both of them should be equals by both value and both reference
          assertEquals(data, sameAsData);
  
          Object o1 = Arrays.asList(1, 2, 3);
          Object sameAsO1 = Utils.checkNotNull(o1, "o1 == null");
          assertEquals(o1, sameAsO1);
      }
test_case.class_method_signature: UtilsTest.checkNotNull_valid()
test_case.full_signature: @Test public void checkNotNull_valid()
test_case.identifier: checkNotNull_valid
test_case.invocations: checkNotNull assertEquals asList checkNotNull assertEquals
test_case.modifiers: @Test public
test_case.parameters: ()
test_case.return: void
test_case.signature: void checkNotNull_valid()
focal_class.file: memguard/src/main/java/com/tolpp/memguard/Utils.java
focal_class.identifier: Utils
focal_class.class_method_signature: Utils.Utils()
focal_class.full_signature: private  Utils()
focal_class.identifier: Utils
focal_class.modifiers: private
focal_class.parameters: ()
focal_class.signature:  Utils()
focal_class.class_method_signature: Utils.checkNotNull(T object, String message)
focal_class.full_signature: static T checkNotNull(T object, String message)
focal_class.identifier: checkNotNull
focal_class.modifiers: static
focal_class.parameters: (T object, String message)
focal_class.return: T
focal_class.signature: T checkNotNull(T object, String message)
focal_method.body: static <T> T checkNotNull(T object, String message) {
          if (object == null) {
              throw new NullPointerException(message);
          }
          return object;
      }
focal_method.class_method_signature: Utils.checkNotNull(T object, String message)
focal_method.full_signature: static T checkNotNull(T object, String message)
focal_method.identifier: checkNotNull
focal_method.modifiers: static
focal_method.parameters: (T object, String message)
focal_method.return: T
focal_method.signature: T checkNotNull(T object, String message)