Package org.apache.iotdb.db.engine.compaction.log

Class CompactionLogger

java.lang.Object

org.apache.iotdb.db.engine.compaction.log.CompactionLogger

All Implemented Interfaces:

java.lang.AutoCloseable

public class CompactionLogger
extends java.lang.Object
implements java.lang.AutoCloseable

MergeLogger records the progress of a merge in file "merge.log" as text lines.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	CROSS_COMPACTION_LOG_NAME_FROM_OLD
static java.lang.String	CROSS_COMPACTION_LOG_NAME_SUFFIX
static java.lang.String	INNER_COMPACTION_LOG_NAME_SUFFIX
static java.lang.String	INNER_COMPACTION_LOG_NAME_SUFFIX_FROM_OLD
static java.lang.String	SEQUENCE_NAME_FROM_OLD
static java.lang.String	STR_MERGE_START_FROM_OLD
static java.lang.String	STR_SEQ_FILES_FROM_OLD
static java.lang.String	STR_SOURCE_FILES
static java.lang.String	STR_SOURCE_FILES_FROM_OLD
static java.lang.String	STR_TARGET_FILES
static java.lang.String	STR_TARGET_FILES_FROM_OLD
static java.lang.String	STR_UNSEQ_FILES_FROM_OLD
static java.lang.String	UNSEQUENCE_NAME_FROM_OLD

Constructor Summary

Constructors

Constructor	Description
CompactionLogger(java.io.File logFile)

Method Summary

Modifier and Type	Method	Description
void	close()
static java.io.File[]	findCompactionLogs(boolean isInnerSpace, java.lang.String directory)
void	logFiles(java.util.List<TsFileResource> tsFiles, java.lang.String flag)

Methods inherited from class java.lang.Object

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

Field Detail

CROSS_COMPACTION_LOG_NAME_SUFFIX

public static final java.lang.String CROSS_COMPACTION_LOG_NAME_SUFFIX

See Also:

Constant Field Values

CROSS_COMPACTION_LOG_NAME_FROM_OLD

public static final java.lang.String CROSS_COMPACTION_LOG_NAME_FROM_OLD

See Also:

Constant Field Values

INNER_COMPACTION_LOG_NAME_SUFFIX

public static final java.lang.String INNER_COMPACTION_LOG_NAME_SUFFIX

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Constant Field Values

INNER_COMPACTION_LOG_NAME_SUFFIX_FROM_OLD

public static final java.lang.String INNER_COMPACTION_LOG_NAME_SUFFIX_FROM_OLD

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Constant Field Values

STR_SOURCE_FILES

public static final java.lang.String STR_SOURCE_FILES

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Constant Field Values

STR_TARGET_FILES

public static final java.lang.String STR_TARGET_FILES

See Also:

Constant Field Values

STR_SOURCE_FILES_FROM_OLD

public static final java.lang.String STR_SOURCE_FILES_FROM_OLD

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Constant Field Values

STR_TARGET_FILES_FROM_OLD

public static final java.lang.String STR_TARGET_FILES_FROM_OLD

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Constant Field Values

STR_SEQ_FILES_FROM_OLD

public static final java.lang.String STR_SEQ_FILES_FROM_OLD

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Constant Field Values

STR_UNSEQ_FILES_FROM_OLD

public static final java.lang.String STR_UNSEQ_FILES_FROM_OLD

See Also:

Constant Field Values

SEQUENCE_NAME_FROM_OLD

public static final java.lang.String SEQUENCE_NAME_FROM_OLD

See Also:

Constant Field Values

UNSEQUENCE_NAME_FROM_OLD

public static final java.lang.String UNSEQUENCE_NAME_FROM_OLD

See Also:

Constant Field Values

STR_MERGE_START_FROM_OLD

public static final java.lang.String STR_MERGE_START_FROM_OLD

See Also:

Constant Field Values

Constructor Detail

CompactionLogger

public CompactionLogger(java.io.File logFile)
                 throws java.io.IOException

Throws:

java.io.IOException

Method Detail

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException

logFiles

public void logFiles(java.util.List<TsFileResource> tsFiles,
                     java.lang.String flag)
              throws java.io.IOException

Throws:

java.io.IOException

findCompactionLogs

public static java.io.File[] findCompactionLogs(boolean isInnerSpace,
                                                java.lang.String directory)