Allow x.y.z format in license list version

Closes #247

Signed-off-by: Gary O'Neall <[email protected]>

Author: goneall

src/main/java/org/spdx/library/SpdxConstants.java

@@ -373,7 +373,7 @@ public class SpdxConstants {
 
 	// License list version Format
 
-    public static final Pattern LICENSE_LIST_VERSION_PATTERN = Pattern.compile("^[a-zA-Z0-9]+\\.[a-zA-Z0-9]+");
+    public static final Pattern LICENSE_LIST_VERSION_PATTERN = Pattern.compile("^[a-zA-Z0-9]+\\.[a-zA-Z0-9]+(\\.[a-zA-Z0-9]+)?");
 	// Standard value strings
 	public static String NONE_VALUE = "NONE";
 	public static String NOASSERTION_VALUE = "NOASSERTION";

src/main/java/org/spdx/library/model/SpdxCreatorInformation.java

@@ -260,7 +260,7 @@ protected List<String> _verify(Set<String> verifiedIds, String specVersion) {
 		    if (SpdxConstants.LICENSE_LIST_VERSION_PATTERN.matcher(version).matches()) {
 		        return null;
 		    } else {
-		        return "License list version does not match the pattern M.N";
+		        return "License list version does not match the pattern M.N or M.N.P";
 		    }
 		}
 	}

src/test/java/org/spdx/library/model/SpdxCreatorInformationTest.java

@@ -69,6 +69,19 @@ public void testGetSetCreators() throws InvalidSPDXAnalysisException {
 		assertEquals(0, ci.verify().size());
 	}
 
+	public void testSemVerLicenseListVersion() throws InvalidSPDXAnalysisException {
+		List<String> creators = new ArrayList<>(Arrays.asList(new String[] {"Person: me"}));
+		DateFormat format = new SimpleDateFormat(SpdxConstants.SPDX_DATE_FORMAT);
+		String date = format.format(new Date());
+		SpdxCreatorInformation ci = gmo.createCreationInfo(creators, date);
+		String licenseVersion = "1.1";
+		ci.setLicenseListVersion(licenseVersion);
+		assertEquals(0, ci.verify().size());
+		licenseVersion = "1.1.2";
+		ci.setLicenseListVersion(licenseVersion);
+		assertEquals(0, ci.verify().size());
+	}
+	
 	public void testGetSetLicenseListVersion() throws InvalidSPDXAnalysisException {
 		List<String> creators = new ArrayList<>(Arrays.asList(new String[] {"Person: me"}));
 		DateFormat format = new SimpleDateFormat(SpdxConstants.SPDX_DATE_FORMAT);

src/test/java/org/spdx/library/model/license/ListedLicensesTest.java

@@ -1,11 +1,9 @@
 package org.spdx.library.model.license;
-import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.List;
 import java.util.Optional;
 
-import org.apache.commons.lang3.StringUtils;
 import org.spdx.library.InvalidSPDXAnalysisException;
 import org.spdx.library.SpdxConstants;
 
@@ -54,14 +52,6 @@ protected void setUp() throws Exception {
 	protected void tearDown() throws Exception {
 		super.tearDown();
 	}
-	
-	public void testLicenseListVersionFormat() {
-		String licenseListversion = ListedLicenses.getListedLicenses().getLicenseListVersion();
-
-		assertEquals("Expected one point in license list version. ", 1, StringUtils.countMatches(licenseListversion, "."));
-		assertTrue("Number expected before the point in license list version (" + licenseListversion + ")", StringUtils.isNumeric(StringUtils.substringBefore(licenseListversion, ".")));
-		assertTrue("Number expected after the point in license list version (" + licenseListversion + ")", StringUtils.isNumeric(StringUtils.substringAfter(licenseListversion, ".")));
-	}
 
 	/**
 	 * Test method for {@link org.spdx.library.model.license.ListedLicenses#isSpdxListedLicenseId(java.lang.String)}.