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/**
 *         PlasmaSDO™ License
 * 
 * This is a community release of PlasmaSDO™, a dual-license 
 * Service Data Object (SDO) 2.1 implementation. 
 * This particular copy of the software is released under the 
 * version 2 of the GNU General Public License. PlasmaSDO™ was developed by 
 * TerraMeta Software, Inc.
 * 
 * Copyright (c) 2013, TerraMeta Software, Inc. All rights reserved.
 * 
 * General License information can be found below.
 * 
 * This distribution may include materials developed by third
 * parties. For license and attribution notices for these
 * materials, please refer to the documentation that accompanies
 * this distribution (see the "Licenses for Third-Party Components"
 * appendix) or view the online documentation at 
 * .
 *  
 */
package org.plasma.sdo;


/**
 * Defines the structural nature of the path or set of 
 * paths between two model types, where a path may involve one or more traversals or hops
 * from the source to the destination through any number of
 * SDO reference properties. 
 */
public enum AssociationPath {
	/** Two model elements are associated through any number of singular reference properties */
	singular,	
	/** Two model elements are associated through one-and-only-one singular reference property */
	singular_unary,
	/** Two model elements are associated through two singular reference properties */
	singular_binary,
	/** Two model elements are associated through three singular reference properties */
	singular_ternary,
	/** Two model elements are associated through more-than-three singular reference properties */
	singular_nary,
	
	/** Two model elements are associated through any number of multi-valued (many) reference properties */
	many,
	/** Two model elements are associated through one-and-only-one multi-valued (many) reference property */
	many_unary,
	/** Two model elements are associated through two multi-valued (many) reference properties */
	many_binary,
	/** Two model elements are associated through three multi-valued (many) reference properties */
	many_ternary,
	/** Two model elements are associated through more-than-three multi-valued (many) reference properties */
	many_nary,
}