SingleTermQueryBuilder.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * 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 org.kie.workbench.common.services.refactoring.backend.server.query.builder;

import org.apache.lucene.search.Query;
import org.kie.workbench.common.services.refactoring.model.index.terms.valueterms.ValueIndexTerm;

/**
 * Simple query builder for use when there is only 1 term (added using the constructor)
 */
public class SingleTermQueryBuilder extends AbstractQueryBuilder implements QueryBuilder<SingleTermQueryBuilder> {

    private final ValueIndexTerm term;

    public SingleTermQueryBuilder( final ValueIndexTerm term ) {
        this.term = term;
    }

    @Override
    public SingleTermQueryBuilder addTerm( final ValueIndexTerm term ) {
        throw new UnsupportedOperationException("The " + SingleTermQueryBuilder.class.getSimpleName() + " can only accept 1 term.");
    }

    public Query build() {
        return getQuery(term);
    }

}