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.common.ir.tools.config;
  
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  import java.util.Objects;
  
  public class SourceConfig {
      private final GraphOpt.Source opt;
      private final LabelConfig labels;
      @Nullable private final String alias;
  
      public SourceConfig(GraphOpt.Source opt) {
          this(opt, LabelConfig.DEFAULT, null);
      }
  
      public SourceConfig(GraphOpt.Source opt, LabelConfig labels) {
          this(opt, labels, null);
      }
  
      public SourceConfig(GraphOpt.Source opt, LabelConfig labels, @Nullable String alias) {
          this.opt = Objects.requireNonNull(opt);
          this.labels = Objects.requireNonNull(labels);
          this.alias = alias;
      }
  
      public GraphOpt.Source getOpt() {
          return opt;
      }
  
      public LabelConfig getLabels() {
          return labels;
      }
  
      public @Nullable String getAlias() {
          return alias;
      }
  }
  