org.apache.flink.api.java
org.apache.flink.api.java.aggregation
org.apache.flink.api.java.functions
org.apache.flink.api.java.io
org.apache.flink.api.java.operators
org.apache.flink.api.java.operators.translation
org.apache.flink.api.java.record.functions
org.apache.flink.api.java.record.io
org.apache.flink.api.java.record.operators
org.apache.flink.api.java.tuple
org.apache.flink.api.java.tuple.builder
org.apache.flink.api.java.typeutils
org.apache.flink.api.java.typeutils.runtime