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The modules contains the core implementation code of Fluo.

There is a newer version: 1.0.0-beta-2

/*
 * Copyright 2014 Fluo authors (see AUTHORS)
 *
 * 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 io.fluo.core.impl;

public class TxStats {
  private final long startTime;
  private long lockWaitTime = 0;
  private long entriesReturned = 0;
  private long entriesSet = 0;
  private long finishTime = 0;
  private long collisions = 0;
  // number of entries recovered from other transactions
  private long recovered = 0;
  private long deadLocks = 0;
  private long timedOutLocks = 0;

  TxStats() {
    this.startTime = System.currentTimeMillis();
  }

  public long getLockWaitTime() {
    return lockWaitTime;
  }

  public long getEntriesReturned() {
    return entriesReturned;
  }

  public long getEntriesSet() {
    return entriesSet;
  }

  public long getTime() {
    return finishTime - startTime;
  }

  public long getCollisions() {
    return collisions;
  }

  public long getRecovered() {
    return recovered;
  }
  
  public long getDeadLocks() {
    return deadLocks;
  }
  
  public long getTimedOutLocks() {
    return timedOutLocks;
  }

  void incrementLockWaitTime(long l) {
    lockWaitTime += l;
  }

  void incrementEntriesReturned(long l) {
    entriesReturned += l;
  }

  void incrementEntriesSet(long l) {
    entriesSet += l;
  }

  void incrementCollisions(long c) {
    collisions += c;
  }
  
  void incrementDeadLocks() {
    deadLocks++;
  }
  
  void incrementTimedOutLocks() {
    timedOutLocks++;
  }

  void incrementTimedOutLocks(int amt) {
    timedOutLocks += amt;
  }

  void setFinishTime(long t) {
    finishTime = t;
  }
}