[FLINK-7585] SimpleCounter not thread safe

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.3.2
• Fix Version/s: 1.3.4, 1.4.0
• Component/s: Build System, Runtime / Metrics
• Assignee: Hai Zhou
• Reporter: Hai Zhou
• Created: 05/Sep/17 15:06
• Updated: 02/Oct/19 17:49
• Resolved: 12/Mar/18 15:39

Description

package org.apache.flink.metrics;

/**

• A simple low-overhead {@link org.apache.flink.metrics.Counter}

  that is not thread-safe.
  */
  public class SimpleCounter implements Counter {

/** the current count. */
private long count;