Package org.apache.geode.management

Interface LockServiceMXBean

public interface LockServiceMXBean
MBean that provides access to information and management functionality for a DLockService. Since any number of DLockService objects can be created by a member there may be 0 or more instances of this MBean available.
Since:
GemFire 7.0

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    becomeLockGrantor()
    Requests that this member become the granter.
    String
    fetchGrantorMember()
    Returns the name of the member which grants the lock.
    int
    getMemberCount()
    Returns the number of members using this LockService.
    String[]
    getMemberNames()
    Returns a list of names of the members using this LockService.
    String
    getName()
    Returns the name of the lock service.
    boolean
    isDistributed()
    Returns whether this is a distributed LockService.
    boolean
    isLockGrantor()
    Returns whether this member is the granter.
    String[]
    listHeldLocks()
    Returns a list of names of the locks held by this member's threads.
    Map<String,String>
    listThreadsHoldingLock()
    Returns a map of the names of the objects being locked on and the names of the threads holding the locks.

  • Method Details

    • getName

      String getName()
      Returns the name of the lock service.
      Returns:
      the name of the lock service

    • isDistributed

      boolean isDistributed()
      Returns whether this is a distributed LockService.
      Returns:
      True is this is a distributed LockService, false otherwise.

    • getMemberCount

      int getMemberCount()
      Returns the number of members using this LockService.
      Returns:
      the number of members using this LockService

    • fetchGrantorMember

      String fetchGrantorMember()
      Returns the name of the member which grants the lock.
      Returns:
      the name of the member which grants the lock

    • getMemberNames

      String[] getMemberNames()
      Returns a list of names of the members using this LockService.
      Returns:
      an array of names of the members using this LockService

    • isLockGrantor

      boolean isLockGrantor()
      Returns whether this member is the granter.
      Returns:
      True if this member is the granter, false otherwise.

    • becomeLockGrantor

      void becomeLockGrantor()
      Requests that this member become the granter.

    • listThreadsHoldingLock

      Map<String,String> listThreadsHoldingLock()
      Returns a map of the names of the objects being locked on and the names of the threads holding the locks.
      Returns:
      a map of the names of the objects being locked on and the names of the threads holding the locks

    • listHeldLocks

      String[] listHeldLocks()
      Returns a list of names of the locks held by this member's threads.
      Returns:
      an array of names of the locks held by this member's threads