com.purplehillsbooks.testcase

Class FileLockThread

java.lang.Object

java.lang.Thread

com.purplehillsbooks.testcase.FileLockThread

All Implemented Interfaces:

java.lang.Runnable

public class FileLockThread
extends java.lang.Thread

Simple test of file locking

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.Exception	lastException
static java.lang.String	OP_LOCK
static java.lang.String	OP_READ
static java.lang.String	OP_UNLOCK
static java.lang.String	OP_WRITE

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
FileLockThread(java.lang.String name, JSONObject _config)

Method Summary

Modifier and Type	Method and Description
void	checkFileDoesNotChange() This test gets a lock and holds it for a long time, reading the file at the beginning and the end and assuring that nothing changed.
void	die()
void	finishOpRecord(com.purplehillsbooks.testcase.FileLockThread.OpRecord or, java.lang.Exception e)
void	incrementLocalJSON()
int	incrementOneValue(JSONObject output, java.lang.String name)
void	report(java.io.PrintStream out)
void	reportStats(java.io.PrintStream out, java.lang.String op)
void	run()
com.purplehillsbooks.testcase.FileLockThread.OpRecord	startOpRecord(java.lang.String oper)

Methods inherited from class java.lang.Thread

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, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

lastException

public java.lang.Exception lastException

OP_LOCK

public static final java.lang.String OP_LOCK

See Also:

Constant Field Values

OP_UNLOCK

public static final java.lang.String OP_UNLOCK

See Also:

Constant Field Values

OP_READ

public static final java.lang.String OP_READ

See Also:

Constant Field Values

OP_WRITE

public static final java.lang.String OP_WRITE

See Also:

Constant Field Values

Constructor Detail

FileLockThread

public FileLockThread(java.lang.String name,
                      JSONObject _config)
               throws java.lang.Exception

Throws:

java.lang.Exception

Method Detail

die

public void die()

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

incrementLocalJSON

public void incrementLocalJSON()
                        throws java.lang.Exception

Throws:

java.lang.Exception

incrementOneValue

public int incrementOneValue(JSONObject output,
                             java.lang.String name)
                      throws java.lang.Exception

Throws:

java.lang.Exception

report

public void report(java.io.PrintStream out)
            throws java.lang.Exception

Throws:

java.lang.Exception

checkFileDoesNotChange

public void checkFileDoesNotChange()
                            throws java.lang.Exception

This test gets a lock and holds it for a long time, reading the file at the beginning and the end and assuring that nothing changed.

Throws:

java.lang.Exception

finishOpRecord

public void finishOpRecord(com.purplehillsbooks.testcase.FileLockThread.OpRecord or,
                           java.lang.Exception e)

startOpRecord

public com.purplehillsbooks.testcase.FileLockThread.OpRecord startOpRecord(java.lang.String oper)

reportStats

public void reportStats(java.io.PrintStream out,
                        java.lang.String op)