code: public synchronized void removeEvidence(EvidenceType type, Evidence e) {
          if (null != type) {
              switch (type) {
                  case VENDOR:
                      vendors.remove(e);
                      break;
                  case PRODUCT:
                      products.remove(e);
                      break;
                  case VERSION:
                      versions.remove(e);
                      break;
                  default:
                      break;
              }
          }
      }
docs: Removes evidence from the collection.
  
  @param type the type of evidence (vendor, product, version)
  @param e Evidence.