code: public ReEncryptRequest withSourceEncryptionContext(java.util.Map<String, String> sourceEncryptionContext) {
          setSourceEncryptionContext(sourceEncryptionContext);
          return this;
      }
docs: <p>
  Encryption context used to encrypt and decrypt the data specified in the <code>CiphertextBlob</code> parameter.
  </p>
  
  @param sourceEncryptionContext
  Encryption context used to encrypt and decrypt the data specified in the <code>CiphertextBlob</code>
  parameter.
  @return Returns a reference to this object so that method calls can be chained together.