code: public void addEntry(LocalVariable localVar) {
          String varName = localVar.getName();
          if (varName != null) {
              ConstantUTFInfo name = ConstantUTFInfo.make(mCp, varName);
              ConstantUTFInfo descriptor = 
                  ConstantUTFInfo.make(mCp, localVar.getType().toString());
  
              mEntries.add(new Entry(localVar, name, descriptor));
          }
  
          mCleanEntries = null;
      }
docs: Add an entry into the LocalVariableTableAttr.