/*
 * 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 io.hetu.core.plugin.carbondata;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonSetter;
import io.prestosql.spi.predicate.Domain;

import java.util.Objects;
import java.util.Optional;

import static com.google.common.base.MoreObjects.toStringHelper;
import static java.util.Objects.requireNonNull;

/**
 * Encapsulating Hetu Tuple-domain
 */
public class CarbondataColumnConstraint
{
    private final String name;
    private final boolean invertedIndexed;
    private Optional<Domain> domain;

    @JsonCreator
    public CarbondataColumnConstraint(@JsonProperty("name") String name,
            @JsonProperty("domain") Optional<Domain> domain,
            @JsonProperty("invertedIndexed") boolean invertedIndexed)
    {
        this.name = requireNonNull(name, "name is null");
        this.invertedIndexed = requireNonNull(invertedIndexed, "invertedIndexed is null");
        this.domain = requireNonNull(domain, "domain is null");
    }

    @JsonProperty
    public boolean isInvertedIndexed()
    {
        return invertedIndexed;
    }

    @JsonProperty
    public String getName()
    {
        return name;
    }

    @JsonProperty
    public Optional<Domain> getDomain()
    {
        return domain;
    }

    @JsonSetter
    public void setDomain(Optional<Domain> domain)
    {
        this.domain = domain;
    }

    @Override
    public int hashCode()
    {
        return Objects.hash(name, domain, invertedIndexed);
    }

    @Override
    public boolean equals(Object obj)
    {
        if (this == obj) {
            return true;
        }

        if ((obj == null) || (getClass() != obj.getClass())) {
            return false;
        }

        CarbondataColumnConstraint other = (CarbondataColumnConstraint) obj;
        return Objects.equals(this.name, other.name) && Objects.equals(this.domain, other.domain)
                && Objects.equals(this.invertedIndexed, other.invertedIndexed);
    }

    @Override
    public String toString()
    {
        return toStringHelper(this).add("name", this.name).add("invertedindexed", this.invertedIndexed)
                .add("domain", this.domain).toString();
    }
}
