[ https://issues.apache.org/jira/browse/FLINK-9514?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16524834#comment-16524834 ]
ASF GitHub Bot commented on FLINK-9514: --------------------------------------- Github user azagrebin commented on a diff in the pull request: https://github.com/apache/flink/pull/6186#discussion_r198430741 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/state/ttl/TtlConfig.java --- @@ -0,0 +1,66 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.flink.runtime.state.ttl; + +import org.apache.flink.api.common.time.Time; +import org.apache.flink.util.Preconditions; + +/** + * Configuration of state TTL logic. + * TODO: builder --- End diff -- Yes, config is only sketched. It is planned for later step when TTL will be activated in a State Descriptor API. > Create wrapper with TTL logic for value state > --------------------------------------------- > > Key: FLINK-9514 > URL: https://issues.apache.org/jira/browse/FLINK-9514 > Project: Flink > Issue Type: Sub-task > Components: State Backends, Checkpointing > Affects Versions: 1.6.0 > Reporter: Andrey Zagrebin > Assignee: Andrey Zagrebin > Priority: Major > Labels: pull-request-available > Fix For: 1.6.0 > > > TTL state decorator uses original state with packed TTL and add TTL logic > using time provider: > {code:java} > TtlValueState<V> implements ValueState<V> { > ValueState<TtlValue<V>> underlyingState; > InternalTimeService timeProvider; > V value() { > TtlValue<V> valueWithTtl = underlyingState.get(); > // ttl logic here (e.g. update timestamp) > return valueWithTtl.getValue(); > } > void update() { ... underlyingState.update(valueWithTtl) ... } > } > {code} > TTL decorators are apply to state produced by normal state binder in its TTL > wrapper from FLINK-9513 -- This message was sent by Atlassian JIRA (v7.6.3#76005)