sdks/java/basys.sdk/src/main/java/org/eclipse/basyx/submodel/metamodel/api/qualifier/IdShortValidator.java

/*******************************************************************************
 * Copyright (C) 2021 the Eclipse BaSyx Authors
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * 
 * SPDX-License-Identifier: EPL-2.0
 ******************************************************************************/
package org.eclipse.basyx.submodel.metamodel.api.qualifier;

/**
 * Tests the validity of IdShorts according to DotAAS
 * 
 * @author schnicke
 *
 */
public class IdShortValidator {
	/*
	 * Taken from DotAAS p. 50: "Constraint AASd-002: idShort shall only feature
	 * letters, digits, underscore ("_"); starting mandatory with a letter."
	 */
	public static final String IDSHORT_REGEX = "[a-zA-Z][a-zA-Z0-9_]+";

	/**
	 * Returns true iff the idShort is valid according to DotAAS
	 * 
	 * @param idShort
	 *            to test
	 * @return test result
	 */
	public static boolean isValid(String idShort) {
		if (idShort == null) {
			return false;
		}

		return idShort.matches(IDSHORT_REGEX);
	}
}