/*
* Copyright 2014, Stratio.
*
* Licensed 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 com.stratio.cassandra.index.query;
import com.stratio.cassandra.index.schema.mapping.ColumnMapperSingle;
import com.stratio.cassandra.index.schema.Schema;
/**
* The abstract base class for queries.
* <p/>
* Known subclasses are: <ul> <li> {@link com.stratio.cassandra.index.query.BooleanCondition} <li> {@link
* com.stratio.cassandra.index.query.FuzzyCondition} <li> {@link com.stratio.cassandra.index.query.MatchCondition} <li>
* {@link com.stratio.cassandra.index.query.PhraseCondition} <li> {@link com.stratio.cassandra.index.query.PrefixCondition}
* <li> {@link com.stratio.cassandra.index.query.RangeCondition} <li> {@link com.stratio.cassandra.index.query.WildcardCondition}
* </ul>
*
* @author Andres de la Pena <adelapena@stratio.com>
*/
public abstract class SingleFieldCondition extends Condition {
/**
* Abstract {@link SingleFieldCondition} builder receiving the boost to be used.
*
* @param boost The boost for this query clause. Documents matching this clause will (in addition to the normal
* weightings) have their score multiplied by {@code boost}.
*/
public SingleFieldCondition(Float boost) {
super(boost);
}
protected ColumnMapperSingle<?> getMapper(Schema schema, String field) {
ColumnMapperSingle<?> columnMapper = schema.getMapperSingle(field);
if (columnMapper == null) {
throw new IllegalArgumentException("Not found mapper for field " + field);
} else {
return columnMapper;
}
}
}