content: /**
   * Copyright 2020 Alibaba Group Holding Limited.
   *
   * 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.alibaba.graphscope.groot.common.schema.api;
  
  import com.alibaba.graphscope.groot.common.schema.wrapper.DataType;
  
  public interface GraphProperty {
      /**
       * Global id for property
       *
       * @return The global property id
       */
      int getId();
  
      /**
       * Name for property
       *
       * @return The property name
       */
      String getName();
  
      /**
       * Data type for property
       *
       * @return The datatype
       */
      DataType getDataType();
  
      /**
       * The comment of the property
       *
       * @return The comment
       */
      String getComment();
  
      /**
       * The property has default value
       *
       * @return true if the property has default value
       */
      boolean hasDefaultValue();
  
      /**
       * Return the default value
       *
       * @return The default value of the property
       */
      Object getDefaultValue();
  }
  