Markdium-Chapter 9: Observable's action operators

Markdium-Java.java

    
    /**
     * Using the observableWithErrorSrc skip error items and return a bad day item instead of the error
     * @return
     */
    public static Observable getObservableWithOnErrorReturnItem() {
        //you can also return an empty Observable and then quit the Observable nicely
        return observableWithErrorSrc
                .onErrorReturnItem("Bad day");
    }
    /**
     * OutPut result:
     * value emitted is Monday
     * value emitted is Bad day
     * onCompleteCalled
     */
    @Test
    public void testObservableWithOnErrorReturnItem() {
        Answer9_ObservableActions.getObservableWithOnErrorReturnItem()
                .subscribe(it -> System.out.println("value emitted is " + it),
                        Throwable::printStackTrace,
                        () -> System.out.println("onCompleteCalled"));
    }