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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 io.prestosql.spi.resourcegroups;

import io.prestosql.spi.session.ResourceEstimates;

import java.util.Optional;
import java.util.Set;
import java.util.StringJoiner;

import static java.util.Objects.requireNonNull;

public final class SelectionCriteria
{
    private final boolean authenticated;
    private final String user;
    private final Set userGroups;
    private final Optional source;
    private final Set clientTags;
    private final ResourceEstimates resourceEstimates;
    private final Optional queryType;

    public SelectionCriteria(
            boolean authenticated,
            String user,
            Set userGroups,
            Optional source,
            Set clientTags,
            ResourceEstimates resourceEstimates,
            Optional queryType)
    {
        this.authenticated = authenticated;
        this.user = requireNonNull(user, "user is null");
        this.userGroups = requireNonNull(userGroups, "groups is null");
        this.source = requireNonNull(source, "source is null");
        this.clientTags = Set.copyOf(requireNonNull(clientTags, "tags is null"));
        this.resourceEstimates = requireNonNull(resourceEstimates, "resourceEstimates is null");
        this.queryType = requireNonNull(queryType, "queryType is null");
    }

    public boolean isAuthenticated()
    {
        return authenticated;
    }

    public String getUser()
    {
        return user;
    }

    public Set getUserGroups()
    {
        return userGroups;
    }

    public Optional getSource()
    {
        return source;
    }

    public Set getTags()
    {
        return clientTags;
    }

    public ResourceEstimates getResourceEstimates()
    {
        return resourceEstimates;
    }

    public Optional getQueryType()
    {
        return queryType;
    }

    @Override
    public String toString()
    {
        return new StringJoiner(", ", SelectionCriteria.class.getSimpleName() + "[", "]")
                .add("authenticated=" + authenticated)
                .add("user='" + user + "'")
                .add("userGroups=" + userGroups)
                .add("source=" + source)
                .add("clientTags=" + clientTags)
                .add("resourceEstimates=" + resourceEstimates)
                .add("queryType=" + queryType)
                .toString();
    }
}