TransactionLog.java

/*
 * Copyright © 2012-2014 Cask Data, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package co.cask.tephra.persist;

import java.io.IOException;
import java.util.List;

/**
 * Represents a log of transaction state changes.
 */
public interface TransactionLog {

  String getName();

  long getTimestamp();

  void append(TransactionEdit edit) throws IOException;

  void append(List<TransactionEdit> edits) throws IOException;

  void close() throws IOException;

  TransactionLogReader getReader() throws IOException;
}