com.facebook.presto.orc.metadata.ColumnStatistics Maven / Gradle / Ivy

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/*
 * 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.facebook.presto.orc.metadata;

public class ColumnStatistics
{
    private final Long numberOfValues;
    private final BooleanStatistics booleanStatistics;
    private final IntegerStatistics integerStatistics;
    private final DoubleStatistics doubleStatistics;
    private final StringStatistics stringStatistics;
    private final DateStatistics dateStatistics;
    private final DecimalStatistics decimalStatistics;

    public ColumnStatistics(
            Long numberOfValues,
            BooleanStatistics booleanStatistics,
            IntegerStatistics integerStatistics,
            DoubleStatistics doubleStatistics,
            StringStatistics stringStatistics,
            DateStatistics dateStatistics,
            DecimalStatistics decimalStatistics)
    {
        this.numberOfValues = numberOfValues;
        this.booleanStatistics = booleanStatistics;
        this.integerStatistics = integerStatistics;
        this.doubleStatistics = doubleStatistics;
        this.stringStatistics = stringStatistics;
        this.dateStatistics = dateStatistics;
        this.decimalStatistics = decimalStatistics;
    }

    public boolean hasNumberOfValues()
    {
        return numberOfValues != null;
    }

    public long getNumberOfValues()
    {
        return numberOfValues == null ? 0 : numberOfValues;
    }

    public BooleanStatistics getBooleanStatistics()
    {
        return booleanStatistics;
    }

    public DateStatistics getDateStatistics()
    {
        return dateStatistics;
    }

    public DoubleStatistics getDoubleStatistics()
    {
        return doubleStatistics;
    }

    public IntegerStatistics getIntegerStatistics()
    {
        return integerStatistics;
    }

    public StringStatistics getStringStatistics()
    {
        return stringStatistics;
    }

    public DecimalStatistics getDecimalStatistics()
    {
        return decimalStatistics;
    }
}