Package com.stratio.cassandra.index.query.builder

Source Code of com.stratio.cassandra.index.query.builder.BooleanConditionBuilder

/*
* 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.builder;

import com.stratio.cassandra.index.query.BooleanCondition;
import com.stratio.cassandra.index.query.Condition;

import java.util.ArrayList;
import java.util.List;

/**
* {@link ConditionBuilder} for building a new {@link com.stratio.cassandra.index.query.BooleanCondition}.
*
* @author Andres de la Pena <adelapena@stratio.com>
*/
public class BooleanConditionBuilder extends ConditionBuilder<BooleanCondition, BooleanConditionBuilder>
{

    private List<Condition> must;
    private List<Condition> should;
    private List<Condition> not;

    /**
     * Returns a new {@link BooleanConditionBuilder}.
     */
    protected BooleanConditionBuilder()
    {
    }

    /**
     * Returns this builder with the specified mandatory conditions.
     *
     * @param conditionBuilders The mandatory conditions to be added.
     * @return this builder with the specified mandatory conditions.
     */
    public BooleanConditionBuilder must(ConditionBuilder... conditionBuilders)
    {
        if (must == null)
        {
            must = new ArrayList<>(conditionBuilders.length);
        }
        for (ConditionBuilder conditionBuilder : conditionBuilders)
        {
            must.add(conditionBuilder.build());
        }
        return this;
    }

    /**
     * Returns this builder with the specified optional conditions.
     *
     * @param conditionBuilders The mandatory conditions to be added.
     * @return this builder with the specified optional conditions.
     */
    public BooleanConditionBuilder should(ConditionBuilder... conditionBuilders)
    {
        if (should == null)
        {
            should = new ArrayList<>(conditionBuilders.length);
        }
        for (ConditionBuilder conditionBuilder : conditionBuilders)
        {
            should.add(conditionBuilder.build());
        }
        return this;
    }

    /**
     * Returns this builder with the specified mandatory not conditions.
     *
     * @param conditionBuilders The mandatory conditions to be added.
     * @return this builder with the specified mandatory not conditions.
     */
    public BooleanConditionBuilder not(ConditionBuilder... conditionBuilders)
    {
        if (not == null)
        {
            not = new ArrayList<>(conditionBuilders.length);
        }
        for (ConditionBuilder conditionBuilder : conditionBuilders)
        {
            not.add(conditionBuilder.build());
        }
        return this;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public BooleanCondition build()
    {
        return new BooleanCondition(boost, must, should, not);
    }
}
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