* test with reference to the same "lock-like object", and then their interactions with that object
 * are choreographed via the various methods on this class.
 *
 * <p>A "lock-like object" is really any object that may be used for concurrency control. If the
 * {@link #callAndAssertBlocks} method is ever called in a test, the lock-like object must have a

	// This ensures that Close will block until Read has completed.
	// This allows another goroutine to close the reader.
	pr.closedMu.Lock()
	defer pr.closedMu.Unlock()
	if pr.closed {
		return 0, errors.New("progressReader: read after Close")
	}
	return pr.processedReader.Read(p)
}

func (pr *progressReader) Close() error {
	pr.closedMu.Lock()
	defer pr.closedMu.Unlock()
	if pr.closed {
		return nil
	}

org.checkerframework.checker.interning
org.checkerframework.checker.interning.qual
org.checkerframework.checker.linear
org.checkerframework.checker.linear.qual
org.checkerframework.checker.lock
org.checkerframework.checker.lock.qual
org.checkerframework.checker.nullness
org.checkerframework.checker.nullness.compatqual
org.checkerframework.checker.nullness.qual
org.checkerframework.checker.propkey

org.checkerframework.checker.interning
org.checkerframework.checker.interning.qual
org.checkerframework.checker.linear
org.checkerframework.checker.linear.qual
org.checkerframework.checker.lock
org.checkerframework.checker.lock.qual
org.checkerframework.checker.nullness
org.checkerframework.checker.nullness.compatqual
org.checkerframework.checker.nullness.qual
org.checkerframework.checker.propkey

	var bytesWritten int64
	var bufs [][]byte
	for block := startBlock; block <= endBlock; block++ {
		var blockOffset, blockLength int64
		switch {
		case startBlock == endBlock:
			blockOffset = offset % e.blockSize
			blockLength = length
		case block == startBlock:
			blockOffset = offset % e.blockSize
			blockLength = e.blockSize - blockOffset
		case block == endBlock:
			blockOffset = 0

    }

    // reference queues, for garbage collection cleanup

    /** Cleanup collected entries when the lock is available. */
    void tryDrainReferenceQueues() {
      if (tryLock()) {
        try {
          maybeDrainReferenceQueues();
        } finally {
          unlock();
        }
      }
    }

    @GuardedBy("this")

func (c Config) MatchesSize(size int64) bool {
	configLock.RLock()
	defer configLock.RUnlock()

	return c.Enable && c.BlockSize > 0 && size <= c.BlockSize
}

// Update updates new cache frequency
func (c *Config) Update(ncfg Config) {
	configLock.Lock()
	defer configLock.Unlock()

	c.Enable = ncfg.Enable
	c.Endpoint = ncfg.Endpoint
	c.BlockSize = ncfg.BlockSize

}

func (c *connMgr) addConn(conn *ZtunnelConnection) {
	log.Debug("ztunnel connected")
	c.mu.Lock()
	defer c.mu.Unlock()
	c.connectionSet[conn] = struct{}{}
	c.latestConn = conn
	ztunnelConnected.RecordInt(int64(len(c.connectionSet)))
}

func (c *connMgr) LatestConn() *ZtunnelConnection {
	c.mu.Lock()
	defer c.mu.Unlock()
	return c.latestConn
}

func (c *connMgr) deleteConn(conn *ZtunnelConnection) {

name: 'Lock Threads'

on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

permissions:
  issues: write

concurrency:
  group: lock

jobs:
  action:
    runs-on: ubuntu-latest
    steps:
      - uses: dessant/lock-threads@v3
        with:
          github-token: ${{ github.token }}
          issue-inactive-days: '365'
          exclude-any-issue-labels: 'do-not-close'

		}
		cancel(ErrDisconnected)
		c.connChange.L.Lock()
		if atomic.CompareAndSwapUint32((*uint32)(&c.state), StateConnected, StateConnectionError) {
			c.connChange.Broadcast()
		}
		c.disconnected()
		c.connChange.L.Unlock()

		conn.Close()
		c.handleMsgWg.Done()
	}()

	c.connMu.Lock()
	connPingInterval := c.connPingInterval
	c.connMu.Unlock()
	ping := time.NewTicker(connPingInterval)