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| private CompletableFuture<PlaintextDocument> decryptFields(Map<String, byte[]> document, | ||
| String documentEdek) { | ||
| // Check closed/expired state again before starting decryption | ||
| if (closed.get()) { | ||
| return CompletableFuture.failedFuture(new TscException( | ||
| TenantSecurityErrorCodes.DOCUMENT_DECRYPT_FAILED, "CachedKeyDecryptor has been closed")); | ||
| } | ||
| if (isExpired()) { | ||
| return CompletableFuture.failedFuture(new TscException( | ||
| TenantSecurityErrorCodes.DOCUMENT_DECRYPT_FAILED, "CachedKeyDecryptor has expired")); | ||
| } |
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Re-checking these feels really unnecessary to me. If you're following the calls from decrypt, there's not really any code between the check and the re-check, right? Or we could remove the checks from decrypt and only have them here
src/main/java/com/ironcorelabs/tenantsecurity/kms/v1/CachedKeyDecryptor.java
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src/main/java/com/ironcorelabs/tenantsecurity/kms/v1/CachedKeyDecryptor.java
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src/main/java/com/ironcorelabs/tenantsecurity/kms/v1/TenantSecurityClient.java
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This is a strawman implementation of the idea of caching a DEK for reuse for a short period of time.
TODO: