37 lines
919 B
Python
37 lines
919 B
Python
from dataclasses import dataclass
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@dataclass(frozen=True)
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class SessionToken:
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token: bytes
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class SessionCache:
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def __init__(self, session_expiration_duration):
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self.cache = {}
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self.token_duration = session_expiration_duration
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self.current_epoch = 0
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def contains(self, key):
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return key in self.cache
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def try_get_value(self, key):
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if not key:
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return None
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return self.cache.get(key)
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def set_value(self, key, value):
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if key is not None:
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self.cache[key] = value
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def delete_by_prefix(self, prefix):
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# Collect keys to avoid modifying dictionary during iteration
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keys_to_delete = [key for key in self.cache if key.startswith(prefix)]
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for key in keys_to_delete:
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del self.cache[key]
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@staticmethod
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def form_cache_key(address: str, key: str):
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return address + key
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