cn.javaer.jany.jooq.PostGISGeometryConverter Maven / Gradle / Ivy

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package cn.javaer.jany.jooq;

import cn.javaer.jany.type.Geometry;
import org.jetbrains.annotations.NotNull;
import org.jooq.Converter;
import org.jooq.exception.DataAccessException;
import org.postgresql.util.PGobject;

import java.sql.SQLException;

/**
 * @author cn-src
 */
public enum PostGISGeometryConverter implements Converter {

    /**
     * 单实例
     */
    INSTANCE;

    private static final long serialVersionUID = 599360862926272439L;

    @Override
    public Geometry from(final PGobject db) {

        return null == db ? null : Geometry.valueOf(db.getValue());
    }

    @Override
    public PGobject to(final Geometry userObject) {
        if (null == userObject) {
            return null;
        }
        final PGobject pg = new PGobject();
        try {
            pg.setType("geometry");
            pg.setValue(userObject.data());
        }
        catch (final SQLException e) {
            throw new DataAccessException(e.getMessage(), e);
        }
        return pg;
    }

    @Override
    public @NotNull Class fromType() {
        return PGobject.class;
    }

    @Override
    public @NotNull Class toType() {
        return Geometry.class;
    }
}