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.linq4j.tree;
  
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  import java.util.Objects;
  
  /**
   * Represents a catch statement in a try block.
   */
  public class CatchBlock {
    public final ParameterExpression parameter;
    public final Statement body;
  
    public CatchBlock(ParameterExpression parameter,
        Statement body) {
      this.parameter = parameter;
      this.body = body;
    }
  
    @Override public boolean equals(@Nullable Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
  
      CatchBlock that = (CatchBlock) o;
  
      if (body != null ? !body.equals(that.body) : that.body != null) {
        return false;
      }
      if (parameter != null ? !parameter.equals(that.parameter) : that
          .parameter != null) {
        return false;
      }
  
      return true;
    }
  
    @Override public int hashCode() {
      return Objects.hash(parameter, body);
    }
  }
  