Package org.eclipse.rdf4j.common.logging.file.logback

Class MultipleFileLogReader

java.lang.Object

org.eclipse.rdf4j.common.logging.base.AbstractLogReader

org.eclipse.rdf4j.common.logging.file.logback.MultipleFileLogReader

All Implemented Interfaces:

Iterator<LogRecord>, LogReader

public class MultipleFileLogReader
extends AbstractLogReader

Date range-enabled wrapper for FileLogReader. Reads multiple log files chunked by dates as a single log.

Author:

alex

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	MultipleFileLogReader.DateRangeFilenameFilter	Custom filename filter

Constructor Summary

Constructors

Constructor	Description
MultipleFileLogReader()

Method Summary

Modifier and Type	Method	Description
void	destroy()	Destroy the log reader and release all used resources.
Date	getEndDate()	Return the end date
Date	getMaxDate()	Max (latest) available date of the log records.
Date	getMinDate()	Min (earliest) available date of the log records.
Date	getStartDate()	Return the start date
boolean	hasNext()
void	init()	Initialize the log reader.
boolean	isMoreAvailable()	Check if more records are available after limit is reached.
LogRecord	next()
void	setAppender(ch.qos.logback.core.Appender<?> appender)	Logging appender associated with this reader.
void	setEndDate(Date endDate)	Set the end date
void	setStartDate(Date startDate)	Set start date
boolean	supportsDateRanges()	Test if this LogReader implementation supports date-based records filtering.

Methods inherited from class org.eclipse.rdf4j.common.logging.base.AbstractLogReader

getAppender, getLevel, getLimit, getOffset, getThread, getThreadNames, remove, setLevel, setLimit, setOffset, setThread, supportsLevelFilter, supportsThreadFilter

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

MultipleFileLogReader

public MultipleFileLogReader()

Method Detail

supportsDateRanges

public boolean supportsDateRanges()

Description copied from interface: LogReader

Test if this LogReader implementation supports date-based records filtering.

Specified by:

supportsDateRanges in interface LogReader

Overrides:

supportsDateRanges in class AbstractLogReader

Returns:

true if date filtering is supported

setAppender

public void setAppender(ch.qos.logback.core.Appender<?> appender)

Description copied from interface: LogReader

Logging appender associated with this reader.

Specified by:

setAppender in interface LogReader

Overrides:

setAppender in class AbstractLogReader

Parameters:

appender - logging appender associated with this reader

init

public void init()
          throws Exception

Description copied from interface: LogReader

Initialize the log reader.

Throws:

Exception

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<LogRecord>

Specified by:

hasNext in class AbstractLogReader

isMoreAvailable

public boolean isMoreAvailable()

Description copied from interface: LogReader

Check if more records are available after limit is reached.

Returns:

true if more records are available

next

public LogRecord next()

Specified by:

next in interface Iterator<LogRecord>

Specified by:

next in class AbstractLogReader

destroy

public void destroy()
             throws IOException

Description copied from interface: LogReader

Destroy the log reader and release all used resources.

Throws:

IOException

getStartDate

public Date getStartDate()

Return the start date

Specified by:

getStartDate in interface LogReader

Overrides:

getStartDate in class AbstractLogReader

Returns:

start date.

setStartDate

public void setStartDate(Date startDate)

Set start date

Specified by:

setStartDate in interface LogReader

Overrides:

setStartDate in class AbstractLogReader

Parameters:

startDate - The startDate to set.

getEndDate

public Date getEndDate()

Return the end date

Specified by:

getEndDate in interface LogReader

Overrides:

getEndDate in class AbstractLogReader

Returns:

end date

setEndDate

public void setEndDate(Date endDate)

Set the end date

Specified by:

setEndDate in interface LogReader

Overrides:

setEndDate in class AbstractLogReader

Parameters:

endDate - The endDate to set.

getMaxDate

public Date getMaxDate()

Description copied from interface: LogReader

Max (latest) available date of the log records.

Specified by:

getMaxDate in interface LogReader

Overrides:

getMaxDate in class AbstractLogReader

Returns:

maximum date

getMinDate

public Date getMinDate()

Description copied from interface: LogReader

Min (earliest) available date of the log records.

Specified by:

getMinDate in interface LogReader

Overrides:

getMinDate in class AbstractLogReader

Returns:

minimum date