# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
import json
from xdrlib3 import Packer, Unpacker
from .base import DEFAULT_XDR_MAX_DEPTH
from .uint32 import Uint32
__all__ = ["LedgerBounds"]
[docs]
class LedgerBounds:
"""
XDR Source Code::
struct LedgerBounds
{
uint32 minLedger;
uint32 maxLedger; // 0 here means no maxLedger
};
"""
def __init__(
self,
min_ledger: Uint32,
max_ledger: Uint32,
) -> None:
self.min_ledger = min_ledger
self.max_ledger = max_ledger
def pack(self, packer: Packer) -> None:
self.min_ledger.pack(packer)
self.max_ledger.pack(packer)
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> LedgerBounds:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
min_ledger = Uint32.unpack(unpacker, depth_limit - 1)
max_ledger = Uint32.unpack(unpacker, depth_limit - 1)
return cls(
min_ledger=min_ledger,
max_ledger=max_ledger,
)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> LedgerBounds:
unpacker = Unpacker(xdr)
result = cls.unpack(unpacker)
remaining = len(xdr) - unpacker.get_position()
if remaining != 0:
raise ValueError(f"Unexpected trailing {remaining} bytes in XDR data")
return result
def to_xdr(self) -> str:
xdr_bytes = self.to_xdr_bytes()
return base64.b64encode(xdr_bytes).decode()
@classmethod
def from_xdr(cls, xdr: str) -> LedgerBounds:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def to_json(self) -> str:
return json.dumps(self.to_json_dict())
@classmethod
def from_json(cls, json_str: str) -> LedgerBounds:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self) -> dict:
return {
"min_ledger": self.min_ledger.to_json_dict(),
"max_ledger": self.max_ledger.to_json_dict(),
}
@classmethod
def from_json_dict(cls, json_dict: dict) -> LedgerBounds:
min_ledger = Uint32.from_json_dict(json_dict["min_ledger"])
max_ledger = Uint32.from_json_dict(json_dict["max_ledger"])
return cls(
min_ledger=min_ledger,
max_ledger=max_ledger,
)
def __hash__(self):
return hash(
(
self.min_ledger,
self.max_ledger,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.min_ledger == other.min_ledger and self.max_ledger == other.max_ledger
)
def __repr__(self):
out = [
f"min_ledger={self.min_ledger}",
f"max_ledger={self.max_ledger}",
]
return f"<LedgerBounds [{', '.join(out)}]>"