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.carbondata.core.scan.expression.logical;
  
  import org.apache.carbondata.core.metadata.datatype.DataTypes;
  import org.apache.carbondata.core.scan.expression.Expression;
  import org.apache.carbondata.core.scan.expression.ExpressionResult;
  import org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException;
  import org.apache.carbondata.core.scan.expression.exception.FilterUnsupportedException;
  import org.apache.carbondata.core.scan.filter.intf.ExpressionType;
  import org.apache.carbondata.core.scan.filter.intf.RowIntf;
  
  public class OrExpression extends BinaryLogicalExpression {
  
    private static final long serialVersionUID = 4220598043176438380L;
  
    public OrExpression(Expression left, Expression right) {
      super(left, right);
    }
  
    @Override
    public ExpressionResult evaluate(RowIntf value)
        throws FilterIllegalMemberException, FilterUnsupportedException {
      ExpressionResult resultLeft = left.evaluate(value);
      ExpressionResult resultRight = right.evaluate(value);
      if (resultLeft.getDataType() == DataTypes.BOOLEAN) {
        resultLeft.set(DataTypes.BOOLEAN, (resultLeft.getBoolean() || resultRight.getBoolean()));
      } else {
        throw new FilterUnsupportedException(
            "Incompatible datatype for applying OR Expression Filter");
      }
      return resultLeft;
    }
  
    @Override
    public ExpressionType getFilterExpressionType() {
      return ExpressionType.OR;
    }
  
    @Override
    public String getString() {
      return "Or(" + left.getString() + ',' + right.getString() + ')';
    }
  
    @Override
    public String getStatement() {
      return "(" + left.getString() + " or " + right.getString() + ")";
    }
  }
  