com.tagtraum.perf.gcviewer.imp

Class DataReaderSun1_6_0

java.lang.Object

com.tagtraum.perf.gcviewer.imp.AbstractDataReader

com.tagtraum.perf.gcviewer.imp.AbstractDataReaderSun

com.tagtraum.perf.gcviewer.imp.DataReaderSun1_6_0

All Implemented Interfaces:

DataReader

public class DataReaderSun1_6_0
extends AbstractDataReaderSun

Parses log output from Sun / Oracle Java 1.4 / 1.5 / 1.6. / 1.7 / 1.8.

Supports the following gc algorithms:

• -XX:+UseSerialGC
• -XX:+UseParallelGC
• -XX:+UseParNewGC
• -XX:+UseParallelOldGC
• -XX:+UseConcMarkSweepGC
• -XX:+UseShenandoahGC
• -Xincgc (1.4 / 1.5)

-XX:+UseG1GC is not supported by this class, but by DataReaderSun1_6_0G1

Supports the following options:

• -XX:+PrintGCDetails
• -XX:+PrintGCTimeStamps
• -XX:+PrintGCDateStamps
• -XX:+CMSScavengeBeforeRemark
• -XX:+PrintGCApplicationStoppedTime
• -XX:+PrintHeapAtGC (output ignored)
• -XX:+PrintTenuringDistribution (output ignored)
• -XX:+PrintAdaptiveSizePolicy (output ignored)
• -XX:+PrintPromotionFailure (output ignored)
• -XX:+PrintGCApplicationConcurrentTime (output ignored)
• -XX:PrintCMSStatistics=2 (output ignored)
• -XX:+PrintReferenceGC (output ignored)
• -XX:+PrintCMSInitiationStatistics (output ignored)
• -XX:+PrintFLSStatistics (output ignored)

Author:

Hendrik Schreiber, Joerg Wuethrich

See Also:

DataReaderSun1_6_0G1

Field Summary

Fields inherited from class com.tagtraum.perf.gcviewer.imp.AbstractDataReaderSun

gcLogType, LOG_INFORMATION_COMMANDLINE_FLAGS, LOG_INFORMATION_HOTSPOT, LOG_INFORMATION_MEMORY, LOG_INFORMATION_OPENJDK, LOG_INFORMATION_STRINGS, LOGFILE_ROLLING_BEGIN, LOGFILE_ROLLING_END

Fields inherited from class com.tagtraum.perf.gcviewer.imp.AbstractDataReader

gcResource, in

Constructor Summary

Constructors

Constructor and Description
DataReaderSun1_6_0(GCResource gcResource, InputStream in, GcLogType gcLogType)

Method Summary

Modifier and Type	Method and Description
protected AbstractGCEvent<?>	parseLine(String line, ParseInformation pos)
GCModel	read() A call to this method should read a GCModel.

Methods inherited from class com.tagtraum.perf.gcviewer.imp.AbstractDataReaderSun

contains, extractTypeFromParsedString, getTimestamp, hasNextDetail, nextCharIsBracket, nextIsDatestamp, nextIsTimestamp, parseDatestamp, parseDetailEventsIfExist, parsePause, parseType, parseTypeString, setMemory, setMemoryAndPauses, setMemoryAndPauses, setMemoryExtended, skipLines, startsWith

Methods inherited from class com.tagtraum.perf.gcviewer.imp.AbstractDataReader

getDataReaderTools, getLogger, shouldContinue

Methods inherited from class java.lang.Object

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

Constructor Detail

DataReaderSun1_6_0

public DataReaderSun1_6_0(GCResource gcResource,
                          InputStream in,
                          GcLogType gcLogType)
                   throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

Method Detail

read

public GCModel read()
             throws IOException

Description copied from interface: DataReader

A call to this method should read a GCModel.

Specified by:

read in interface DataReader

Specified by:

read in class AbstractDataReader

Returns:

GCModel representing a gc log file

Throws:

IOException - thrown, when an exception reading the file occurred

parseLine

protected AbstractGCEvent<?> parseLine(String line,
                                       ParseInformation pos)
                                throws ParseException

Specified by:

parseLine in class AbstractDataReaderSun

Throws:

ParseException