code: /*
   * 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.skywalking.oal.rt.parser;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.LinkedList;
  import java.util.List;
  import lombok.Getter;
  import lombok.NoArgsConstructor;
  import lombok.Setter;
  
  @Getter
  @Setter
  @NoArgsConstructor
  public class ConditionExpression {
      // original from script
      private String expressionType;
      private List<String> attributes = new ArrayList<>();
      private String value;
      private List<String> values;
      private boolean number;
      private String castType;
  
      public ConditionExpression(final String expressionType, final String attributes, final String value) {
          this.expressionType = expressionType;
          this.attributes = Arrays.asList(attributes.split("\\."));
          this.value = value;
      }
  
      public void addValue(String value) {
          if (values != null) {
              values.add(value);
          } else {
              this.value = value;
          }
      }
  
      public void isNumber() {
          number = true;
      }
  
      public void enterMultiConditionValue() {
          values = new LinkedList<>();
      }
  
      public void exitMultiConditionValue() {
          value = number ?
              "new long[]{" + String.join(",", values) + "}" :
              "new Object[]{" + String.join(",", values) + "}";
      }
  }
  