code: public MethodHandleConstant getMethodHandle(MethodHandleType mhType,
                                                ConstantPoolEntry cpEntry)
    {
      for (int i = 0; i < _entries.size(); i++) {
        ConstantPoolEntry entry = _entries.get(i);
  
        if (! (entry instanceof MethodHandleConstant)) {
          continue;
        }
  
        MethodHandleConstant methodHandle = (MethodHandleConstant) entry;
  
        if (methodHandle.getType().equals(mhType)
            && methodHandle.getConstantEntry().equals(cpEntry)) {
          return methodHandle;
        }
      }
  
      return null;
    }
docs: Gets a method ref constant.