package liquibase.servicelocator;
import java.util.LinkedHashSet;
import java.util.Set;
/**
* <code>CompositePackageScanFilter</code> allows multiple
* {@link PackageScanFilter}s to be composed into a single filter. For a
* {@link Class} to match a {@link CompositePackageScanFilter} it must match
* each of the filters the composite contains
*/
public class CompositePackageScanFilter implements PackageScanFilter {
private Set<PackageScanFilter> filters;
public CompositePackageScanFilter() {
filters = new LinkedHashSet<PackageScanFilter>();
}
public CompositePackageScanFilter(Set<PackageScanFilter> filters) {
this.filters = new LinkedHashSet<PackageScanFilter>(filters);
}
public void addFilter(PackageScanFilter filter) {
filters.add(filter);
}
public boolean matches(Class<?> type) {
for (PackageScanFilter filter : filters) {
if (!filter.matches(type)) {
return false;
}
}
return true;
}
}