--- a/metric-providers/org.ossmeter.metricprovider.trans.rascal.classchurn/src/ClassChurn.rsc
+++ b/metric-providers/org.ossmeter.metricprovider.trans.rascal.classchurn/src/ClassChurn.rsc
@@ -7,7 +7,8 @@
@metric{classChurn}
@doc{classChurn}
@friendlyName{classChurn}
-int getClassChurn(ProjectDelta delta, map[str, loc] workingCopyFolders, map[str, loc] scratchFolders) {
+@appliesTo{java()}
+int getClassChurn(ProjectDelta delta = \empty()) {
int churnCount = 0;
visit(classChurn) {
case classContentChanged(loc changedClass, set[loc] changedContent): churnCount += size(changedContent);
@@ -18,4 +19,4 @@
case deletedClass(loc locator): churnCount += 1;
}
return churnCount;
-}+}