FileOperation.java

package org.springframework.roo.file.monitor.event;

/**
 * Represents the type of operations possible on a file or directory.
 * 
 * @author Ben Alex
 * @since 1.0
 */
public enum FileOperation {
  /**
   * Represents a file or directory creation event.
   */
  CREATED,

  /**
   * Represents a file or directory deletion event. Guaranteed to be fired
   * before any {@link #MONITORING_FINISH}.
   */
  DELETED,

  /**
   * Represents a file that will no longer be monitored. This usually follows
   * a removal request, or a deletion. Once fired, a {@link #MONITORING_START}
   * will be fired before any other {@link FileOperation} status codes for
   * that same file (for example, if the file is re-monitored or re-created).
   */
  MONITORING_FINISH,

  /**
   * Represents a file that has been initially detected on the file system and
   * will be monitored. Guaranteed to be fired before any other
   * {@link FileOperation} status code.
   */
  MONITORING_START,

  /**
   * Represents a file or directory rename event; note this may not be
   * available on certain implementations (in which case a DELETED and CREATED
   * event would be issued instead).
   */
  RENAMED,

  /**
   * Represents a file or directory modification event.
   */
  UPDATED,
}