java.lang.Thread
org.apache.batik.util.HaltingThread
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java.lang.Object
public class HaltingThread
This is a subclass of java.lang.Thread that includes a non-intrusive 'halt' method. The Halt method simply sets a boolean that can be checked periodically during expensive processing.
| Nested Class Summary |
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| Nested classes/interfaces inherited from class java.lang.Thread |
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Thread.State, Thread.UncaughtExceptionHandler |
| Field Summary | |
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protected boolean |
beenHalted
Boolean indicating if this thread has ever been 'halted'. |
| Fields inherited from class java.lang.Thread |
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MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY |
| Constructor Summary | |
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HaltingThread()
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HaltingThread(Runnable r)
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HaltingThread(Runnable r,
String name)
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HaltingThread(String name)
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| Method Summary | |
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void |
clearHalted()
Set's beenHalted to false. |
void |
halt()
Set's beenHalted to true. |
static void |
haltThread()
Calls 'halt' on Thread.currentThread() if it is an
instance of HaltingThread otherwise it does nothing. |
static void |
haltThread(Thread t)
Calls 'halt' on t if it is an instance of
HaltingThread otherwise it does nothing. |
static boolean |
hasBeenHalted()
Returns the result of calling hasBeenHalted on Thread.currentThread(), if it is an instance of
HaltingThread otherwise it returns false. |
static boolean |
hasBeenHalted(Thread t)
Returns the result of calling hasBeenHalted on t,
if it is an instance of HaltingThread otherwise it returns false. |
boolean |
isHalted()
returns true if someone has halted the thread. |
| Methods inherited from class java.lang.Thread |
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activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, run, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield |
| Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
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protected boolean beenHalted
| Constructor Detail |
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public HaltingThread()
public HaltingThread(Runnable r)
public HaltingThread(String name)
public HaltingThread(Runnable r,
String name)
| Method Detail |
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public boolean isHalted()
public void halt()
public void clearHalted()
public static void haltThread()
Thread.currentThread() if it is an
instance of HaltingThread otherwise it does nothing.
public static void haltThread(Thread t)
t if it is an instance of
HaltingThread otherwise it does nothing.
public static boolean hasBeenHalted()
Thread.currentThread(), if it is an instance of
HaltingThread otherwise it returns false.
public static boolean hasBeenHalted(Thread t)
t,
if it is an instance of HaltingThread otherwise it returns false.
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