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Bug fixes for Orleans Bank Account sample. #7019

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Merged
merged 2 commits into from
Jun 9, 2025
+6 −7
Merged

Bug fixes for Orleans Bank Account sample. #7019

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aa19cbe
Bug fixes for Orleans Bank Account sample.
Rossimac Feb 21, 2025
7a91f98
Code Review suggestions and bug fixes.
Rossimac Jun 8, 2025
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13 changes: 6 additions & 7 deletions orleans/BankAccount/AccountTransfer.Grains/AccountGrain.cs
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Original file line number Diff line number Diff line change
@@ -1,16 +1,15 @@
using AccountTransfer.Interfaces;
using Orleans.Concurrency;
using Orleans.Transactions.Abstractions;

namespace AccountTransfer.Grains;

[GenerateSerializer, Immutable]
public record class Balance
[GenerateSerializer]
public class Balance
{
public int Value { get; init; } = 1_000;
[Id(0)]
public int Value { get; set; } = 1_000;
}

[Reentrant]
public sealed class AccountGrain : Grain, IAccountGrain
{
private readonly ITransactionalState<Balance> _balance;
Expand All @@ -21,7 +20,7 @@ public AccountGrain(

public Task Deposit(int amount) =>
_balance.PerformUpdate(
balance => balance with { Value = balance.Value + amount });
balance => balance.Value += amount);

public Task Withdraw(int amount) =>
_balance.PerformUpdate(balance =>
Expand All @@ -34,7 +33,7 @@ public Task Withdraw(int amount) =>
$" This account has {balance.Value} credits.");
}

return balance with { Value = balance.Value + amount };
balance.Value -= amount;
});

public Task<int> GetBalance() =>
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