org.eclipse.osgi.internal.profile
Class Profile

java.lang.Object
  org.eclipse.osgi.internal.profile.Profile

public class Profile
extends Object

This class is a development tool that provides a simple way to log programmer defined timmings for performance evaluations. This profiling allows logging of a timestamp with a corresponding message to a trace buffer.

Field Summary

static boolean	BENCHMARK The logging state of BENCHMARK messages
static boolean	DEBUG The logging state of DEBUG messages
static String	ENTER_DESCRIPTION The description for method enter
static String	EXIT_DESCRIPTION The description for method exit
static int	FLAG_ENTER The logging flag for method enter
static int	FLAG_EXIT The logging flag for method exit
static int	FLAG_NONE The default logging flag.
static boolean	PROFILE Profiling is enabled and available.
static boolean	STARTUP The logging state of STARTUP messages

Constructor Summary

Profile()

Method Summary

static void	accumLogEnter(String scope) Use cumulative logging to record the entrance from this scope.
static void	accumLogExit(String scope) Use cumulative logging to record the exit from this scope.
static String	getProfileLog() Get the profiling log report and reset the trace buffer.
static void	initProps() Initialize/update profiling properties.
static void	logEnter(String id) Log a method enter.
static void	logEnter(String id, String description) Log a method enter.
static void	logExit(String id) Log a method exit.
static void	logExit(String id, String description) Log a method exit.
static void	logTime(int flag, String id, String msg, String description) Log a message.
static void	logTime(String id, String msg) Log a message.
static void	logTime(String id, String msg, String description) Log a message.

Methods inherited from class java.lang.Object

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

Field Detail

PROFILE

public static final boolean PROFILE

Profiling is enabled and available.

See Also:

Constant Field Values

STARTUP

public static boolean STARTUP

The logging state of STARTUP messages

BENCHMARK

public static boolean BENCHMARK

The logging state of BENCHMARK messages

DEBUG

public static boolean DEBUG

The logging state of DEBUG messages

FLAG_NONE

public static final int FLAG_NONE

The default logging flag.

See Also:

Constant Field Values

FLAG_ENTER

public static final int FLAG_ENTER

The logging flag for method enter

See Also:

Constant Field Values

FLAG_EXIT

public static final int FLAG_EXIT

The logging flag for method exit

See Also:

Constant Field Values

ENTER_DESCRIPTION

public static final String ENTER_DESCRIPTION

The description for method enter

See Also:

Constant Field Values

EXIT_DESCRIPTION

public static final String EXIT_DESCRIPTION

The description for method exit

See Also:

Constant Field Values

Constructor Detail

Profile

public Profile()

Method Detail

initProps

public static void initProps()

Initialize/update profiling properties. If profiling properties are updated, this method is called to update the profile states.

logEnter

public static void logEnter(String id)

Log a method enter.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

logEnter

public static void logEnter(String id,
                            String description)

Log a method enter.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

description - A description of the method.

logExit

public static void logExit(String id)

Log a method exit.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

logExit

public static void logExit(String id,
                           String description)

Log a method exit.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

description - A description of the method.

logTime

public static void logTime(String id,
                           String msg)

Log a message.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

msg - The message.

logTime

public static void logTime(String id,
                           String msg,
                           String description)

Log a message.

Parameters:

id - The method's unique identification (e.g. org.eclipse.class#name).

msg - The message.

description - A description of the method.

logTime

public static void logTime(int flag,
                           String id,
                           String msg,
                           String description)

Log a message.

Parameters:

flag - A profile logging flag.

id - The method's unique identification (e.g. org.eclipse.class#name).

msg - The message.

description - A description of the method.

See Also:

FLAG_ENTER, FLAG_EXIT, FLAG_NONE

accumLogEnter

public static void accumLogEnter(String scope)

Use cumulative logging to record the entrance from this scope.

Parameters:

scope - The entering scope

accumLogExit

public static void accumLogExit(String scope)

Use cumulative logging to record the exit from this scope.

Parameters:

scope - The exiting scope

getProfileLog

public static String getProfileLog()

Get the profiling log report and reset the trace buffer.

Returns:

The profiling log report.