1 /** 2 * Portions of this software was developed by employees of the National Institute 3 * of Standards and Technology (NIST), an agency of the Federal Government and is 4 * being made available as a public service. Pursuant to title 17 United States 5 * Code Section 105, works of NIST employees are not subject to copyright 6 * protection in the United States. This software may be subject to foreign 7 * copyright. Permission in the United States and in foreign countries, to the 8 * extent that NIST may hold copyright, to use, copy, modify, create derivative 9 * works, and distribute this software and its documentation without fee is hereby 10 * granted on a non-exclusive basis, provided that this notice and disclaimer 11 * of warranty appears in all copies. 12 * 13 * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER 14 * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY 15 * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM 17 * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE 18 * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT 19 * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT, 20 * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM, 21 * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY, 22 * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR 23 * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT 24 * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER. 25 */ 26 27 package gov.nist.secauto.swid.swidval; 28 29 import gov.nist.secauto.decima.core.requirement.DefaultRequirementsManager; 30 import gov.nist.secauto.decima.core.requirement.RequirementsManager; 31 import gov.nist.secauto.decima.core.requirement.RequirementsParserException; 32 import gov.nist.secauto.decima.xml.requirement.XMLRequirementsParser; 33 34 import org.jdom2.JDOMException; 35 import org.xml.sax.SAXException; 36 37 import java.net.MalformedURLException; 38 import java.net.URISyntaxException; 39 import java.net.URL; 40 import java.util.Collections; 41 42 import javax.xml.transform.stream.StreamSource; 43 44 public class SWIDRequirementsManager extends DefaultRequirementsManager { 45 private static SWIDRequirementsManager INSTANCE; 46 47 /** 48 * Retrieves a global instance. 49 * 50 * @return a {@link RequirementsManager} instance with the SWID requirements pre-loaded 51 */ 52 public static synchronized SWIDRequirementsManager getInstance() { 53 if (INSTANCE == null) { 54 INSTANCE = new SWIDRequirementsManager(); 55 } 56 return INSTANCE; 57 } 58 59 /** 60 * Constructs a new {@link RequirementsManager} with the SWID requirements pre-loaded. 61 */ 62 public SWIDRequirementsManager() { 63 try { 64 load(new URL("classpath:requirements.xml"), new XMLRequirementsParser( 65 Collections.singletonList(new StreamSource("classpath:swid-requirements-ext.xsd")))); 66 } catch (URISyntaxException | MalformedURLException | RequirementsParserException | JDOMException 67 | SAXException ex) { 68 throw new RuntimeException(ex); 69 } 70 } 71 72 }