in sdk1/src/main/java/com/amazonaws/services/dynamodbv2/datamodeling/AttributeEncryptor.java [238:250]
private static EncryptionContext paramsToContext(Parameters<?> params) {
final Class<?> clazz = params.getModelClass();
final TableAadOverride override = clazz.getAnnotation(TableAadOverride.class);
final String tableName = ((override == null) ? params.getTableName() : override.tableName());
return new EncryptionContext.Builder()
.withHashKeyName(params.getHashKeyName())
.withRangeKeyName(params.getRangeKeyName())
.withTableName(tableName)
.withModeledClass(params.getModelClass())
.withAttributeValues(params.getAttributeValues())
.build();
}