com.mysema.query.sql.spatial.PostGISTemplates Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of querydsl-sql Show documentation

SQL support for querydsl

There is a newer version: 3.7.4

/*
 * Copyright 2014, Mysema Ltd
 *
 * 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.mysema.query.sql.spatial;

import com.mysema.query.spatial.SpatialOps;
import com.mysema.query.sql.PostgresTemplates;
import com.mysema.query.sql.SQLTemplates;

/**
 * PostGISTemplates is a spatial enabled SQL dialect for PostGIS
 *
 * @author tiwe
 *
 */
public class PostGISTemplates extends PostgresTemplates {

    @SuppressWarnings("FieldNameHidesFieldInSuperclass") //Intentional
    public static final PostGISTemplates DEFAULT = new PostGISTemplates();

    public static Builder builder() {
        return new Builder() {
            @Override
            protected SQLTemplates build(char escape, boolean quote) {
                return new PostGISTemplates(escape, quote);
            }
        };
    }

    public PostGISTemplates() {
        this('\\', false);
    }

    public PostGISTemplates(boolean quote) {
        this('\\', quote);
    }

    public PostGISTemplates(char escape, boolean quote) {
        super(escape, quote);
        addCustomType(PGgeometryType.DEFAULT);
        add(SpatialTemplatesSupport.getSpatialOps(true));
        add(SpatialOps.DISTANCE_SPHERE, "ST_Distance_Sphere({0}, {1})");
        add(SpatialOps.DISTANCE_SPHEROID, "ST_Distance_Spheroid({0}, {1})");
    }

}