checkpoint notifier not found?

[Abhishek R. Singh]

I can’t seem to find CheckpointNotifier. Appreciate help !

CheckpointNotifier is not a member of package 
org.apache.flink.streaming.api.checkpoint

From my pom.xml:

        <dependency>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-scala_2.11</artifactId>
                <version>1.1.3</version>
        </dependency>
        <dependency>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-streaming-scala_2.11</artifactId>
                <version>1.1.3</version>
        </dependency>
        <dependency>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-clients_2.11</artifactId>
                <version>1.1.3</version>
        </dependency>
        <dependency>
                <groupId>org.apache.flink</groupId>
                <artifactId>flink-statebackend-rocksdb_2.11</artifactId>
                <version>1.1.3</version>
        </dependency>