com.purpletech.util
Interface ThreadWatcher

All Known Implementing Classes:

BasicThreadWatcher

public interface ThreadWatcher

Watches threads.

Field Summary

static int	IDLE blocked on something like an input queue -- waiting to be awakened
static int	RUNNING actively doing its thing (or blocked trying)
static java.lang.String[]	states
static int	STOPPED stopped running

Method Summary

void	set(java.lang.String note) register that the current thread is now running, and doing something interesting, represented by the note param.
void	set(java.lang.Thread t, int state, java.lang.String note)
void	setIdle() register that the current thread is now idle (which means it's OK if it's blocked, waiting on IO for example)

Field Detail

IDLE

public static final int IDLE

blocked on something like an input queue -- waiting to be awakened

See Also:

Constant Field Values

RUNNING

public static final int RUNNING

actively doing its thing (or blocked trying)

See Also:

Constant Field Values

STOPPED

public static final int STOPPED

stopped running

See Also:

Constant Field Values

states

public static final java.lang.String[] states

Method Detail

set

public void set(java.lang.Thread t,
                int state,
                java.lang.String note)

Parameters:

t - the thread we are watching

state - the state constant

note - what the thread is doing

setIdle

public void setIdle()

register that the current thread is now idle (which means it's OK if it's blocked, waiting on IO for example)

set

public void set(java.lang.String note)

register that the current thread is now running, and doing something interesting, represented by the note param. It would be bad if it blocked now.