| /* |
| * Copyright 2019 WeBank |
| * |
| * Licensed 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 com.webank.wedatasphere.linkis.manager.label.entity; |
| |
| import com.webank.wedatasphere.linkis.manager.label.entity.annon.KeyMethod; |
| import com.webank.wedatasphere.linkis.protocol.message.RequestProtocol; |
| |
| import java.io.Serializable; |
| |
| public interface Label<T> extends Serializable, RequestProtocol { |
| /** |
| * Label value relations |
| */ |
| enum ValueRelation { |
| /** |
| * Relation |
| */ |
| OR, AND, ALL |
| } |
| |
| /** |
| * Label key |
| * @return string |
| */ |
| @KeyMethod |
| String getLabelKey(); |
| /** |
| * Label value |
| * @return T |
| */ |
| T getValue(); |
| |
| /** |
| * Value.asString() |
| * @return string |
| */ |
| String getStringValue(); |
| |
| /** |
| * Label feature |
| * |
| * @return feature enum |
| */ |
| default Feature getFeature(){ |
| return Feature.OPTIONAL; |
| } |
| |
| /** |
| * Label value isEmpty |
| * |
| * @return |
| */ |
| Boolean isEmpty(); |
| } |