code: protected String generateRequestIdentityWithTable(final String tableName) throws StorageException {
          return String.format("%s(%s)", tableName, generateRequestIdentity(false, null));
      }
docs: Reserved for internal use. Generates the request identity string for the specified table. The request identity
  string combines the table name with the PartitionKey and RowKey from the operation to identify specific table
  entities. This request identity is already UrlEncoded.
  
  @param tableName
  A <code>String</code> which specifies the name of the table.
  @return
  A <code>String</code> which represents the formatted request identity string for the specified table.
  @throws StorageException