LockDetectMode (Oracle - Berkeley DB Java API)
Date: 2009-12-18

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## com.sleepycat.db
Class LockDetectMode

    java.lang.Object
      com.sleepycat.db.LockDetectMode

    public final class LockDetectMode

extends Object

Deadlock detection modes.

Field Summary
`static LockDetectMode` | `DEFAULT` Use whatever lock policy was specified when the database environment was created.
`static LockDetectMode` | `EXPIRE` Reject lock requests which have timed out.
`static LockDetectMode` | `MAXLOCKS` Reject the lock request for the locker ID with the most locks.
`static LockDetectMode` | `MAXWRITE` Reject the lock request for the locker ID with the most write locks.
`static LockDetectMode` | `MINLOCKS` Reject the lock request for the locker ID with the fewest locks.
`static LockDetectMode` | `MINWRITE` Reject the lock request for the locker ID with the fewest write locks.
`static LockDetectMode` | `NONE` Turn off deadlock detection.
`static LockDetectMode` | `OLDEST` Reject the lock request for the locker ID with the oldest lock.
`static LockDetectMode` | `RANDOM` Reject the lock request for a random locker ID.
`static LockDetectMode` | `YOUNGEST` Reject the lock request for the locker ID with the youngest lock.

Method Summary
`String` | `toString()`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Field Detail

### NONE

    public static final LockDetectMode NONE

  Turn off deadlock detection.

### DEFAULT

    public static final LockDetectMode DEFAULT

  Use whatever lock policy was specified when the database environment was created. If no lock policy has yet been specified, set the lock policy to DB_LOCK_RANDOM.

### EXPIRE

    public static final LockDetectMode EXPIRE

  Reject lock requests which have timed out. No other deadlock detection is performed.

### MAXLOCKS

    public static final LockDetectMode MAXLOCKS

  Reject the lock request for the locker ID with the most locks.

### MAXWRITE

    public static final LockDetectMode MAXWRITE

  Reject the lock request for the locker ID with the most write locks.

### MINLOCKS

    public static final LockDetectMode MINLOCKS

  Reject the lock request for the locker ID with the fewest locks.

### MINWRITE

    public static final LockDetectMode MINWRITE

  Reject the lock request for the locker ID with the fewest write locks.

### OLDEST

    public static final LockDetectMode OLDEST

  Reject the lock request for the locker ID with the oldest lock.

### RANDOM

    public static final LockDetectMode RANDOM

  Reject the lock request for a random locker ID.

### YOUNGEST

    public static final LockDetectMode YOUNGEST

  Reject the lock request for the locker ID with the youngest lock.

Method Detail

### toString

    public String toString()

  Overrides:
    `toString` in class `Object`

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