com.sap.tc.logging

Class Formatter

java.lang.Object
  com.sap.tc.logging.Formatter

Direct Known Subclasses:

ListFormatter, TraceFormatter, XMLFormatter

public abstract class Formatter

extends Object

Formats log records on behalf of logs the formatter is registered with.

See Also:

Log, LogController

Field Summary

protected static String

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Constructor Summary

protected	Formatter()
protected	Formatter(FormatterType aType)

Method Summary

boolean	equals(Object obj) Compare to Formatter clasess.
abstract String	format(LogRecord rec) Formats a log record which is then ready to be written to a log.
String	getFooter(Log log) Returns the footer for a set of formatted records.
String	getFormatterName() Gets the descriptive name for this formatter.
FormatterType	getFormatterType() Returns the type of formatter instance.
String	getHeader(Log log) Returns the header for a set of formatted records.
IMessageBuilder	getMessageBuilder() Returns the MsgByte object.
boolean	isCompleteMessage(int messageSize, byte[] message, int delimiterSize, int[] delimiter) Deprecated. Not Supported any more.
boolean	isCompleteMessage(String msg) Determine if the message string reaches the valid end(delimiter) of a complete message record, according to the format defined by the formatter
boolean	isParsable() Return true if this formatter supports message parsing formatted with this formatter.
boolean	isStartMessage(String msg) Determine if the message string starts with the valid start(delimiter) of a message record, according to the format defined by the formatter
boolean	isStartMsg(int messageSize, byte[] message) Deprecated. Not Supported any more.
LogRecord	parseMsg(byte[] msgChunk)
LogRecord	parseMsg(String completeMsgData) Message written with the specific formatter is read as plain string.
void	setFormatterName(String name) Sets a descriptive name for this formatter.

Methods inherited from class java.lang.Object

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

Field Detail

EOL

protected static final String EOL

Constructor Detail

Formatter

protected Formatter()

Formatter

protected Formatter(FormatterType aType)

Method Detail

format

public abstract String format(LogRecord rec)

Formats a log record which is then ready to be written to a log.

Parameters:

rec - Log record to be formatted

Returns:

Formatted log record

getMessageBuilder

public IMessageBuilder getMessageBuilder()

Returns the MsgByte object.

Returns:

MsgByte

getHeader

public String getHeader(Log log)

Returns the header for a set of formatted records.

Parameters:

log - Target log.

Returns:

Header

getFooter

public String getFooter(Log log)

Returns the footer for a set of formatted records.

Parameters:

log - Target log

Returns:

Footer

getFormatterName

public String getFormatterName()

Gets the descriptive name for this formatter. Can be null.

setFormatterName

public void setFormatterName(String name)

Sets a descriptive name for this formatter. An optional courtesy feature for user to easily refer to a formatter. Highly recommended if logviewer tool will be used to browse the output messages. If no name is specified, nothing will be set and the value is null.

getFormatterType

public final FormatterType getFormatterType()

Returns the type of formatter instance.
If formatter is the predefined classes provided by logging, an explicit formatter type will be returned. See FormatterType for the predefined formatter types used in Logging.
If the formatter is the customized class provided by the users, the full classname will be included with the format type, use getString() to retrieve it.

Returns:

A formatter type

isParsable

public boolean isParsable()

Return true if this formatter supports message parsing formatted with this formatter. Otherwise, return false. See method parseMsg(String).

parseMsg

public LogRecord parseMsg(String completeMsgData)
                   throws ParseException

Message written with the specific formatter is read as plain string. This method parses the content and massages the data into appropriate fields, into a LogRecord structure.

NOTE: UPDATE this method when newer version of format is defined by the formatter.

Returns:

The complete message with its admin data has been broken down and packed in LogRecord. Return Null if formatter does not support parsing.

Throws:

ParseException

parseMsg

public LogRecord parseMsg(byte[] msgChunk)
                   throws ParseException

Throws:

ParseException

isStartMessage

public boolean isStartMessage(String msg)

Determine if the message string starts with the valid start(delimiter) of a message record, according to the format defined by the formatter

isCompleteMessage

public boolean isCompleteMessage(String msg)

Determine if the message string reaches the valid end(delimiter) of a complete message record, according to the format defined by the formatter

equals

public boolean equals(Object obj)

Compare to Formatter clasess. Return true if: Formatter.getFormatterName() is equal And Formatter.getFormatterType().toString() is equal

isStartMsg

public boolean isStartMsg(int messageSize,
                          byte[] message)

Deprecated. Not Supported any more.

isCompleteMessage

public boolean isCompleteMessage(int messageSize,
                                 byte[] message,
                                 int delimiterSize,
                                 int[] delimiter)

Deprecated. Not Supported any more.