content: /*
   * 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.calcite.test.schemata.hr;
  
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  import java.util.Objects;
  
  /**
   * A table model that contains nullable columns.
   */
  public class NullableTest {
    public final @Nullable Integer col1;
    public final @Nullable Integer col2;
    public final int col3;
  
    public NullableTest(@Nullable Integer col1, @Nullable Integer col2,
        int col3) {
      this.col1 = col1;
      this.col2 = col2;
      this.col3 = col3;
    }
  
    @Override public String toString() {
      return "DependentNullable [col1: " + col1 + ", col2: " + col2 + ", col3: " + col3 + "]";
    }
  
    @Override public boolean equals(Object obj) {
      return obj == this
          || obj instanceof NullableTest
          && Objects.equals(col1, ((NullableTest) obj).col1)
          && Objects.equals(col2, ((NullableTest) obj).col2)
          && col3 == ((NullableTest) obj).col3;
    }
  
    @Override public int hashCode() {
      return Objects.hash(col1, col2, col3);
    }
  }
  