PromotableReadWriteLock

java.lang.Object
- gw.util.PromotableReadWriteLock

All Implemented Interfaces:: java.util.concurrent.locks.Lock

public class PromotableReadWriteLock
extends java.lang.Object
implements java.util.concurrent.locks.Lock

Nested Class Summary

Nested Classes
Modifier and Type Class Description

(package private) static class PromotableReadWriteLock.State

Field Summary

Fields
Modifier and Type	Field	Description
`private java.util.concurrent.locks.ReentrantReadWriteLock`	`_rwlock`
`private java.lang.ThreadLocal<PromotableReadWriteLock.State>`	`_statePerThread`

Constructor Summary

Constructors
Constructor Description

PromotableReadWriteLock()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`private PromotableReadWriteLock.State`	`getState()`
`void`	`lock()`
`void`	`lockInterruptibly()`
`void`	`lockRead()`
`void`	`lockWrite()`
`java.util.concurrent.locks.Condition`	`newCondition()`
`protected void`	`reacquireReadLocks()`
`protected void`	`releaseReadLocks()`
`boolean`	`tryLock()`
`boolean`	`tryLock(long time, java.util.concurrent.TimeUnit unit)`
`void`	`unlock()`
`void`	`unlockRead()`
`void`	`unlockWrite()`

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

Field Detail

_rwlock

private java.util.concurrent.locks.ReentrantReadWriteLock _rwlock

_statePerThread

private java.lang.ThreadLocal<PromotableReadWriteLock.State> _statePerThread

Constructor Detail
- PromotableReadWriteLock
```
public PromotableReadWriteLock()
```

Method Detail
- lockRead
```
public void lockRead()
```
- unlockRead
```
public void unlockRead()
```
- lockWrite
```
public void lockWrite()
```
- unlockWrite
```
public void unlockWrite()
```
- getState
```
private PromotableReadWriteLock.State getState()
```
- releaseReadLocks
```
protected void releaseReadLocks()
```
- reacquireReadLocks
```
protected void reacquireReadLocks()
```
- lock
```
public void lock()
```
  Specified by:
  
  lock in interface java.util.concurrent.locks.Lock
- unlock
```
public void unlock()
```
  Specified by:
  
  unlock in interface java.util.concurrent.locks.Lock
- lockInterruptibly
```
public void lockInterruptibly()
                       throws java.lang.InterruptedException
```
  Specified by:
  
  lockInterruptibly in interface java.util.concurrent.locks.Lock
  
  Throws:
  
  java.lang.InterruptedException
- tryLock
```
public boolean tryLock()
```
  Specified by:
  
  tryLock in interface java.util.concurrent.locks.Lock
- tryLock
```
public boolean tryLock(long time,
                       java.util.concurrent.TimeUnit unit)
                throws java.lang.InterruptedException
```
  Specified by:
  
  tryLock in interface java.util.concurrent.locks.Lock
  
  Throws:
  
  java.lang.InterruptedException
- newCondition
```
public java.util.concurrent.locks.Condition newCondition()
```
  Specified by:
  
  newCondition in interface java.util.concurrent.locks.Lock