JavaObjectColumn.java

/*
 * Copyright 2020 Gregory Graham.
 *
 * Commercial licenses are available, please contact info@gregs.co.nz for details.
 * 
 * This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. 
 * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/4.0/ 
 * or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
 * 
 * You are free to:
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 *     Adapt - remix, transform, and build upon the material
 * 
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 *     Under the following terms:
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 *         Attribution - 
 *             You must give appropriate credit, provide a link to the license, and indicate if changes were made. 
 *             You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
 *         NonCommercial - 
 *             You may not use the material for commercial purposes.
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 *             If you remix, transform, or build upon the material, 
 *             you must distribute your contributions under the same license as the original.
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 * Check the Creative Commons website for any details, legalese, and updates.
 */
package nz.co.gregs.dbvolution.columns;

import java.util.Set;
import nz.co.gregs.dbvolution.DBRow;
import nz.co.gregs.dbvolution.databases.definitions.DBDefinition;
import nz.co.gregs.dbvolution.datatypes.DBJavaObject;
import nz.co.gregs.dbvolution.expressions.JavaObjectExpression;
import nz.co.gregs.dbvolution.expressions.SortProvider;
import nz.co.gregs.dbvolution.query.RowDefinition;

public class JavaObjectColumn<O> extends JavaObjectExpression<O> implements ColumnProvider{

	private static final long serialVersionUID = 1L;

	private AbstractColumn column;

	protected JavaObjectColumn() {
		super();
	}

	public JavaObjectColumn(RowDefinition row, DBJavaObject<O> field) {
		this.column = new AbstractColumn(row, field);
	}

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

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

	@Override
	public SortProvider getSortProvider() {
		return column.getSortProvider();
	}

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

	@Override
	public boolean isPurelyFunctional() {
		return getTablesInvolved().isEmpty();
	}
	@Override
	public Set<DBRow> getTablesInvolved() {
		return column.getTablesInvolved();
	}

	
}