BaseRecordManager.LockElement

java.lang.Object
- jdbm.recman.BaseRecordManager.LockElement

Enclosing class:

BaseRecordManager
```
private static class BaseRecordManager.LockElement
extends java.lang.Object
```
TODO add asserts to check internal consistency

Field Summary

Fields
Modifier and Type	Field and Description
`private java.util.concurrent.locks.Condition`	`cv`
`private java.util.concurrent.locks.Lock`	`lock`
`private int`	`readers`
`private int`	`waiters`
`private boolean`	`writer`

Constructor Summary

Constructors
Modifier Constructor and Description

private LockElement()

Constructors
Modifier	Constructor and Description
`private`	`LockElement()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`boolean`	`anyReaders()`
`boolean`	`anyUser()`
`boolean`	`anyWaiters()`
`boolean`	`beingWritten()`
`void`	`bumpReaders()`
`void`	`bumpWaiters()`
`void`	`decrementReaders()`
`void`	`decrementWaiters()`
`java.util.concurrent.locks.Lock`	`getLock()`
`java.util.concurrent.locks.Condition`	`getNoConflictingIOCondition()`
`void`	`setWritten()`
`void`	`unsetWritten()`

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

Field Detail

readers
```
private int readers
```

waiters
```
private int waiters
```

writer
```
private boolean writer
```

lock

private java.util.concurrent.locks.Lock lock

cv

private java.util.concurrent.locks.Condition cv

Constructor Detail
- LockElement
```
private LockElement()
```

Method Detail

anyReaders
```
public boolean anyReaders()
```

anyWaiters
```
public boolean anyWaiters()
```

beingWritten
```
public boolean beingWritten()
```

anyUser
```
public boolean anyUser()
```

bumpReaders
```
public void bumpReaders()
```

decrementReaders
```
public void decrementReaders()
```

bumpWaiters
```
public void bumpWaiters()
```

decrementWaiters
```
public void decrementWaiters()
```

setWritten
```
public void setWritten()
```

unsetWritten
```
public void unsetWritten()
```

getLock

public java.util.concurrent.locks.Lock getLock()

getNoConflictingIOCondition

public java.util.concurrent.locks.Condition getNoConflictingIOCondition()

Class BaseRecordManager.LockElement

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

readers

waiters

writer

lock

cv

Constructor Detail

LockElement

Method Detail

anyReaders

anyWaiters

beingWritten

anyUser

bumpReaders

decrementReaders

bumpWaiters

decrementWaiters

setWritten

unsetWritten

getLock

getNoConflictingIOCondition