CloudBlobCryptoAgent (ambry-cloud 0.3.437 API)

All Known Implementing Classes:

CloudBlobCryptoAgentImpl
```
public interface CloudBlobCryptoAgent
```
Crypto Service to assist in encrypting and decrypting blob chunks transferred between Ambry and the cloud backup.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.nio.ByteBuffer`	`decrypt(java.nio.ByteBuffer buffer)`	Decrypts the blob buffer being downloaded from cloud storage.
`java.nio.ByteBuffer`	`encrypt(java.nio.ByteBuffer buffer)`	Encrypts the blob buffer being uploaded to cloud storage.
`java.lang.String`	`getEncryptionContext()`	Returns the encryption context (if any)

- Method Detail
  - encrypt
```
java.nio.ByteBuffer encrypt(java.nio.ByteBuffer buffer)
                     throws java.security.GeneralSecurityException
```
    Encrypts the blob buffer being uploaded to cloud storage.
    
    Parameters:
    
    buffer - The ByteBuffer that needs to be encrypted.
    
    Returns:
    
    The encrypted buffer.
    
    Throws:
    
    java.security.GeneralSecurityException
  - decrypt
```
java.nio.ByteBuffer decrypt(java.nio.ByteBuffer buffer)
                     throws java.security.GeneralSecurityException
```
    Decrypts the blob buffer being downloaded from cloud storage.
    
    Parameters:
    
    buffer - The ByteBuffer that needs to be decrypted.
    
    Returns:
    
    The decrypted buffer.
    
    Throws:
    
    java.security.GeneralSecurityException
  - getEncryptionContext
```
java.lang.String getEncryptionContext()
```
    Returns the encryption context (if any)
    
    Returns: