Multipath: Optimization method for obtaining multipath states

[ut003460]

1. Early return: When a matching path is found, the result can be returned immediately without continuing to traverse other paths. This can improve efficiency.
2. Use a dictionary to store path information: Path information can be stored in the dictionary with the path as the key, which can quickly find the corresponding path's status information.
3. Exception handling: Add appropriate exception handling to deal with situations where a matching path is not found