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/*
 * Copyright 2015 gregorygraham.
 *
 * 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 nz.co.gregs.dbvolution.columns;

import com.vividsolutions.jts.geom.Polygon;
import java.util.Set;
import nz.co.gregs.dbvolution.DBRow;
import nz.co.gregs.dbvolution.databases.definitions.DBDefinition;
import nz.co.gregs.dbvolution.datatypes.spatial2D.DBPolygon2D;
import nz.co.gregs.dbvolution.expressions.Polygon2DExpression;
import nz.co.gregs.dbvolution.query.RowDefinition;

/**
 * Provides a portable representation of a column of Polygon2D values.
 *
 * Support DBvolution at
 * Patreon
 *
 * @author Gregory Graham
 */
public class Polygon2DColumn extends Polygon2DExpression implements ColumnProvider {

	private final AbstractColumn column;

	/**
	 * Creates a portable reference to the column represented by the field of the
	 * row.
	 *
	 * @param row the table defining object that contains the field
	 * @param field the field that defines the column
	 */
	public Polygon2DColumn(RowDefinition row, DBPolygon2D field) {
		this.column = new AbstractColumn(row, field);
	}

	public Polygon2DColumn(RowDefinition row, Polygon field) {
		this.column = new AbstractColumn(row, field);
	}

	@Override
	public AbstractColumn getColumn() {
		return column;
	}

	@Override
	public void setUseTableAlias(boolean useTableAlias) {
		this.column.setUseTableAlias(useTableAlias);
	}

	@Override
	public String toSQLString(DBDefinition db) {
		return column.toSQLString(db);
	}

	@Override
	public Set getTablesInvolved() {
		return column.getTablesInvolved();
	}

	@Override
	public boolean isPurelyFunctional() {
		return column.isPurelyFunctional();
	}

	@Override
	public boolean isAggregator() {
		return column.isAggregator();
	}
}