cz.encircled.joiner.query.JoinerQuery Maven / Gradle / Ivy

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package cz.encircled.joiner.query;

import com.querydsl.core.types.EntityPath;
import com.querydsl.core.types.Expression;
import com.querydsl.core.types.Path;
import com.querydsl.core.types.Predicate;
import cz.encircled.joiner.query.join.JoinDescription;

import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Set;

/**
 * Base interface which defines possible parameters of joiner query
 * T - select from
 * R - projection type
 *
 * @author Vlad on 04-Sep-16.
 */
public interface JoinerQuery extends JoinRoot {

    EntityPath getFrom();

    Expression getReturnProjection();

    JoinerQueryBase where(Predicate where);

    Predicate getWhere();

    JoinerQueryBase distinct(boolean isDistinct);

    boolean isDistinct();

    JoinerQueryBase groupBy(Path groupBy);

    Path getGroupBy();

    JoinerQueryBase having(Predicate having);

    Predicate getHaving();

    /**
     * Add join graphs to the query.
     *
     * @param names names of join graphs
     * @return this
     * @see cz.encircled.joiner.query.join.JoinGraphRegistry
     */
    JoinerQueryBase joinGraphs(String... names);

    /**
     * Add join graphs to the query.
     *
     * @param names names of join graphs
     * @return this
     * @see cz.encircled.joiner.query.join.JoinGraphRegistry
     */
    JoinerQueryBase joinGraphs(Enum... names);

    /**
     * Add join graphs to the query.
     *
     * @param names names of join graphs
     * @return this
     * @see cz.encircled.joiner.query.join.JoinGraphRegistry
     */
    JoinerQueryBase joinGraphs(Collection names);

    Set