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core module for querydsl
There is a newer version: 5.1.0
/*
 * Copyright 2015, The Querydsl Team (http://www.querydsl.com/team)
 *
 * 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.querydsl.spatial.jts;

import java.lang.reflect.AnnotatedElement;

import com.querydsl.core.types.*;
import com.vividsolutions.jts.geom.*;

/**
 * {@code JTSGeometryPath} extends {@link JTSGeometryExpression} to implement the
 * {@link Path} interface
 *
 * @author tiwe
 *
 * @param 
 */
public class JTSGeometryPath extends JTSGeometryExpression implements Path {

    private static final long serialVersionUID = 312776751843333543L;

    private final PathImpl pathMixin;

    private transient volatile JTSGeometryCollectionPath collection;

    private transient volatile JTSLinearRingPath linearRing;

    private transient volatile JTSLineStringPath lineString;

    private transient volatile JTSMultiLineStringPath multiLineString;

    private transient volatile JTSMultiPointPath multiPoint;

    private transient volatile JTSMultiPolygonPath multiPolygon;

    private transient volatile JTSPointPath point;

    private transient volatile JTSPolygonPath polygon;

    @SuppressWarnings("unchecked")
    public JTSGeometryPath(Path parent, String property) {
        this((Class) Geometry.class, parent, property);
    }

    public JTSGeometryPath(Class type, Path parent, String property) {
        this(type, PathMetadataFactory.forProperty(parent, property));
    }

    @SuppressWarnings("unchecked")
    public JTSGeometryPath(PathMetadata metadata) {
        this((Class) Geometry.class, metadata);
    }

    public JTSGeometryPath(Class type, PathMetadata metadata) {
        super(ExpressionUtils.path(type, metadata));
        this.pathMixin = (PathImpl) mixin;
    }

    @SuppressWarnings("unchecked")
    public JTSGeometryPath(String var) {
        this((Class) Geometry.class, PathMetadataFactory.forVariable(var));
    }

    public JTSGeometryCollectionPath asCollection() {
        if (collection == null) {
            collection = new JTSGeometryCollectionPath(pathMixin.getMetadata());
        }
        return collection;
    }

    public JTSLinearRingPath asLinearRing() {
        if (linearRing == null) {
            linearRing = new JTSLinearRingPath(pathMixin.getMetadata());
        }
        return linearRing;
    }

    public JTSLineStringPath asLineString() {
        if (lineString == null) {
            lineString = new JTSLineStringPath(pathMixin.getMetadata());
        }
        return lineString;
    }

    public JTSMultiLineStringPath asMultiLineString() {
        if (multiLineString == null) {
            multiLineString = new JTSMultiLineStringPath(pathMixin.getMetadata());
        }
        return multiLineString;
    }

    public JTSMultiPointPath asMultiPoint() {
        if (multiPoint == null) {
            multiPoint = new JTSMultiPointPath(pathMixin.getMetadata());
        }
        return multiPoint;
    }

    public JTSMultiPolygonPath asMultiPolygon() {
        if (multiPolygon == null) {
            multiPolygon = new JTSMultiPolygonPath(pathMixin.getMetadata());
        }
        return multiPolygon;
    }

    public JTSPointPath asPoint() {
        if (point == null) {
            point = new JTSPointPath(pathMixin.getMetadata());
        }
        return point;
    }

    public JTSPolygonPath asPolygon() {
        if (polygon == null) {
            polygon = new JTSPolygonPath(pathMixin.getMetadata());
        }
        return polygon;
    }

    @Override
    public final  R accept(Visitor v, C context) {
        return v.visit(pathMixin, context);
    }

    public JTSGeometryPath(Class type, String var) {
        this(type, PathMetadataFactory.forVariable(var));
    }

    @Override
    public PathMetadata getMetadata() {
        return pathMixin.getMetadata();
    }

    @Override
    public Path getRoot() {
        return pathMixin.getRoot();
    }

    @Override
    public AnnotatedElement getAnnotatedElement() {
        return pathMixin.getAnnotatedElement();
    }

}