modules/javafx.base/src/main/java/javafx/beans/binding/When.java

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      /**
       * Defines the {@link javafx.beans.value.ObservableObjectValue} which value
       * is returned by the ternary expression if the condition is {@code true}.
       *
+      * @param <T> the type of the wrapped {@code Object}
       * @param thenValue
       *            the value
       * @return the intermediate result which still requires the otherwise-branch
       */
      public <T> ObjectConditionBuilder<T> then(final ObservableObjectValue<T> thenValue) {
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      /**
       * Defines a constant value of the ternary expression, that is returned if
       * the condition is {@code true}.
       *
+      * @param <T> the type of the wrapped {@code Object}
       * @param thenValue
       *            the value
       * @return the intermediate result which still requires the otherwise-branch
       */
      public <T> ObjectConditionBuilder<T> then(final T thenValue) {