org.apache.velocity.runtime.log
Interface LogChute

All Known Implementing Classes:

AvalonLogChute, org.apache.velocity.runtime.log.HoldingLogChute, JdkLogChute, Log4JLogChute, LogChuteSystem, NullLogChute, StandardOutLogChute

public interface LogChute

Base interface that logging systems need to implement. This is the blessed descendant of the old LogSystem interface.

Version:

$Id: LogChute.java 292961 2005-10-01 11:48:37Z henning $

Author:

Jon S. Stevens, Geir Magnusson Jr., Nathan Bubna

Field Summary

static int	DEBUG_ID ID for debug messages.
static int	ERROR_ID ID for error messages.
static int	INFO_ID ID for info messages.
static int	TRACE_ID ID for trace messages.
static int	WARN_ID ID for warning messages.

Method Summary

void	init(RuntimeServices rs) Initializes this LogChute.
boolean	isLevelEnabled(int level) Tell whether or not a log level is enabled.
void	log(int level, String message) Send a log message from Velocity.
void	log(int level, String message, Throwable t) Send a log message from Velocity along with an exception or error

Field Detail

TRACE_ID

public static final int TRACE_ID

ID for trace messages.

See Also:

Constant Field Values

DEBUG_ID

public static final int DEBUG_ID

ID for debug messages.

See Also:

Constant Field Values

INFO_ID

public static final int INFO_ID

ID for info messages.

See Also:

Constant Field Values

WARN_ID

public static final int WARN_ID

ID for warning messages.

See Also:

Constant Field Values

ERROR_ID

public static final int ERROR_ID

ID for error messages.

See Also:

Constant Field Values

Method Detail

init

public void init(RuntimeServices rs)
          throws Exception

Initializes this LogChute.

Throws:

Exception

log

public void log(int level,
                String message)

Send a log message from Velocity.

log

public void log(int level,
                String message,
                Throwable t)

Send a log message from Velocity along with an exception or error

isLevelEnabled

public boolean isLevelEnabled(int level)

Tell whether or not a log level is enabled.