/**
* Compares two licenses from potentially two different documents which may have different license
* ID's for the same license
*
* @param license1
* @param license2
* @param xlationMap Mapping the license ID's from license 1 to license 2
* @return
* @throws SpdxCompareException
*/
public static boolean isLicenseEqual(
AnyLicenseInfo license1, AnyLicenseInfo license2, Map<String, String> xlationMap)
throws SpdxCompareException {
if (license1 instanceof ConjunctiveLicenseSet) {
if (!(license2 instanceof ConjunctiveLicenseSet)) {
return false;
} else {
return isLicenseSetsEqual(
(ConjunctiveLicenseSet) license1, (ConjunctiveLicenseSet) license2, xlationMap);
}
} else if (license1 instanceof DisjunctiveLicenseSet) {
if (!(license2 instanceof DisjunctiveLicenseSet)) {
return false;
} else {
return isLicenseSetsEqual(
(DisjunctiveLicenseSet) license1, (DisjunctiveLicenseSet) license2, xlationMap);
}
} else if (license1 instanceof ExtractedLicenseInfo) {
if (!(license2 instanceof ExtractedLicenseInfo)) {
return false;
} else {
String licenseid1 = ((ExtractedLicenseInfo) license1).getLicenseId();
String licenseid2 = ((ExtractedLicenseInfo) license2).getLicenseId();
String xlatedLicenseId = xlationMap.get(licenseid1);
if (xlatedLicenseId == null) {
return false; // no equivalent license was found
}
return xlatedLicenseId.equals(licenseid2);
}
} else {
return license1.equals(license2);
}
}
/* (non-Javadoc)
* @see org.spdx.rdfparser.license.AnyLicenseInfo#equals(java.lang.Object)
*/
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (!(o instanceof ConjunctiveLicenseSet)) {
// covers o == null, as null is not an instance of anything
return false;
}
ConjunctiveLicenseSet comp = (ConjunctiveLicenseSet) o;
AnyLicenseInfo[] compInfos = comp.getFlattenedMembers();
AnyLicenseInfo[] myInfos = this.getFlattenedMembers();
if (compInfos.length != myInfos.length) {
return false;
}
for (int j = 0; j < myInfos.length; j++) {
AnyLicenseInfo li = myInfos[j];
boolean found = false;
for (int i = 0; i < compInfos.length; i++) {
if (li.equals(compInfos[i])) {
found = true;
break;
}
}
if (!found) {
return false;
}
}
return true;
}