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.asterix.lang.common.clause;
  
  import java.util.Objects;
  
  import org.apache.asterix.common.exceptions.CompilationException;
  import org.apache.asterix.lang.common.base.AbstractClause;
  import org.apache.asterix.lang.common.base.Expression;
  import org.apache.asterix.lang.common.statement.DeleteStatement;
  import org.apache.asterix.lang.common.statement.InsertStatement;
  import org.apache.asterix.lang.common.statement.UpdateStatement;
  import org.apache.asterix.lang.common.visitor.base.ILangVisitor;
  
  public class UpdateClause extends AbstractClause {
  
      private Expression target;
      private Expression value;
      private InsertStatement is;
      private DeleteStatement ds;
      private UpdateStatement us;
      private Expression condition;
      private UpdateClause ifbranch;
      private UpdateClause elsebranch;
  
      public UpdateClause(Expression target, Expression value, InsertStatement is, DeleteStatement ds, UpdateStatement us,
              Expression condition, UpdateClause ifbranch, UpdateClause elsebranch) {
          this.target = target;
          this.value = value;
          this.is = is;
          this.ds = ds;
          this.us = us;
          this.condition = condition;
          this.ifbranch = ifbranch;
          this.elsebranch = elsebranch;
      }
  
      public Expression getTarget() {
          return target;
      }
  
      public Expression getValue() {
          return value;
      }
  
      public InsertStatement getInsertStatement() {
          return is;
      }
  
      public DeleteStatement getDeleteStatement() {
          return ds;
      }
  
      public UpdateStatement getUpdateStatement() {
          return us;
      }
  
      public Expression getCondition() {
          return condition;
      }
  
      public UpdateClause getIfBranch() {
          return ifbranch;
      }
  
      public UpdateClause getElseBranch() {
          return elsebranch;
      }
  
      @Override
      public ClauseType getClauseType() {
          return ClauseType.UPDATE_CLAUSE;
      }
  
      @Override
      public <R, T> R accept(ILangVisitor<R, T> visitor, T arg) throws CompilationException {
          return visitor.visit(this, arg);
      }
  
      public boolean hasSet() {
          return target != null;
      }
  
      public boolean hasInsert() {
          return is != null;
      }
  
      public boolean hasDelete() {
          return ds != null;
      }
  
      public boolean hasUpdate() {
          return us != null;
      }
  
      public boolean hasIfElse() {
          return ifbranch != null;
      }
  
      public boolean hasElse() {
          return elsebranch != null;
      }
  
      @Override
      public int hashCode() {
          return Objects.hash(condition, ds, elsebranch, ifbranch, is, target, us, value);
      }
  
      @Override
      @SuppressWarnings("squid:S1067") // expressions should not be too complex
      public boolean equals(Object object) {
          if (this == object) {
              return false;
          }
          if (!(object instanceof UpdateClause)) {
              return false;
          }
          UpdateClause other = (UpdateClause) object;
          return Objects.equals(condition, other.condition) && Objects.equals(ds, other.ds)
                  && Objects.equals(elsebranch, other.elsebranch) && Objects.equals(ifbranch, other.ifbranch)
                  && Objects.equals(is, other.is) && Objects.equals(target, other.target) && Objects.equals(us, other.us)
                  && Objects.equals(value, other.value);
      }
  
  }
  