Package org.apache.iotdb.db.mpp.transformation.datastructure.tv

Class ElasticSerializableTVList

java.lang.Object

org.apache.iotdb.db.mpp.transformation.datastructure.tv.ElasticSerializableTVList

All Implemented Interfaces:

org.apache.iotdb.udf.api.collector.PointCollector

Direct Known Subclasses:

ElasticSerializableBinaryTVList

public class ElasticSerializableTVList
extends java.lang.Object
implements org.apache.iotdb.udf.api.collector.PointCollector

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.List<org.apache.iotdb.tsfile.utils.BitMap>	bitMaps	the bitmap used to indicate whether one value is null in the tvLists.
protected org.apache.iotdb.db.mpp.transformation.datastructure.tv.ElasticSerializableTVList.LRUCache	cache
protected int	cacheSize
protected org.apache.iotdb.tsfile.file.metadata.enums.TSDataType	dataType
protected int	evictionUpperBound
protected int	internalTVListCapacity
protected float	memoryLimitInMB
protected long	queryId
protected int	size
protected java.util.List<SerializableTVList>	tvLists

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryId, float memoryLimitInMB, int cacheSize)
protected	ElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryId, float memoryLimitInMB, int internalTVListCapacity, int cacheSize)

Method Summary

Modifier and Type	Method	Description
LayerPointReader	constructPointReaderUsingTrivialEvictionStrategy()
org.apache.iotdb.tsfile.utils.Binary	getBinary(int index)
boolean	getBoolean(int index)
org.apache.iotdb.tsfile.file.metadata.enums.TSDataType	getDataType()
double	getDouble(int index)
float	getFloat(int index)
int	getInt(int index)
long	getLong(int index)
java.lang.String	getString(int index)
long	getTime(int index)
boolean	isNull(int index)
static ElasticSerializableTVList	newElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryId, float memoryLimitInMB, int cacheSize)
void	put(long timestamp, java.lang.Object value)
void	putBinary(long timestamp, org.apache.iotdb.udf.api.type.Binary value)
void	putBoolean(long timestamp, boolean value)
void	putDouble(long timestamp, double value)
void	putFloat(long timestamp, float value)
void	putInt(long timestamp, int value)
void	putLong(long timestamp, long value)
void	putNull(long timestamp)
void	putString(long timestamp, java.lang.String value)
void	setEvictionUpperBound(int evictionUpperBound)
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

dataType

protected org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType

queryId

protected long queryId

memoryLimitInMB

protected float memoryLimitInMB

internalTVListCapacity

protected int internalTVListCapacity

cacheSize

protected int cacheSize

cache

protected org.apache.iotdb.db.mpp.transformation.datastructure.tv.ElasticSerializableTVList.LRUCache cache

tvLists

protected java.util.List<SerializableTVList> tvLists

bitMaps

protected java.util.List<org.apache.iotdb.tsfile.utils.BitMap> bitMaps

the bitmap used to indicate whether one value is null in the tvLists. The size of bitMap is the same as tvLists and the length of whole bits is the same as tvLists' length.

size

protected int size

evictionUpperBound

protected int evictionUpperBound

Constructor Detail

ElasticSerializableTVList

protected ElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType,
                                    long queryId,
                                    float memoryLimitInMB,
                                    int cacheSize)

ElasticSerializableTVList

protected ElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType,
                                    long queryId,
                                    float memoryLimitInMB,
                                    int internalTVListCapacity,
                                    int cacheSize)

Method Detail

newElasticSerializableTVList

public static ElasticSerializableTVList newElasticSerializableTVList(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType,
                                                                     long queryId,
                                                                     float memoryLimitInMB,
                                                                     int cacheSize)

getDataType

public org.apache.iotdb.tsfile.file.metadata.enums.TSDataType getDataType()

size

public int size()

isNull

public boolean isNull(int index)
               throws java.io.IOException

Throws:

java.io.IOException

getTime

public long getTime(int index)
             throws java.io.IOException

Throws:

java.io.IOException

getInt

public int getInt(int index)
           throws java.io.IOException

Throws:

java.io.IOException

getLong

public long getLong(int index)
             throws java.io.IOException

Throws:

java.io.IOException

getFloat

public float getFloat(int index)
               throws java.io.IOException

Throws:

java.io.IOException

getDouble

public double getDouble(int index)
                 throws java.io.IOException

Throws:

java.io.IOException

getBoolean

public boolean getBoolean(int index)
                   throws java.io.IOException

Throws:

java.io.IOException

getBinary

public org.apache.iotdb.tsfile.utils.Binary getBinary(int index)
                                               throws java.io.IOException

Throws:

java.io.IOException

getString

public java.lang.String getString(int index)
                           throws java.io.IOException

Throws:

java.io.IOException

put

public void put(long timestamp,
                java.lang.Object value)
         throws java.io.IOException,
                QueryProcessException

Throws:

java.io.IOException

QueryProcessException

putInt

public void putInt(long timestamp,
                   int value)
            throws java.io.IOException

Specified by:

putInt in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putLong

public void putLong(long timestamp,
                    long value)
             throws java.io.IOException

Specified by:

putLong in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putFloat

public void putFloat(long timestamp,
                     float value)
              throws java.io.IOException

Specified by:

putFloat in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putDouble

public void putDouble(long timestamp,
                      double value)
               throws java.io.IOException

Specified by:

putDouble in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putBoolean

public void putBoolean(long timestamp,
                       boolean value)
                throws java.io.IOException

Specified by:

putBoolean in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putBinary

public void putBinary(long timestamp,
                      org.apache.iotdb.udf.api.type.Binary value)
               throws java.io.IOException

Specified by:

putBinary in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putString

public void putString(long timestamp,
                      java.lang.String value)
               throws java.io.IOException

Specified by:

putString in interface org.apache.iotdb.udf.api.collector.PointCollector

Throws:

java.io.IOException

putNull

public void putNull(long timestamp)
             throws java.io.IOException

Throws:

java.io.IOException

constructPointReaderUsingTrivialEvictionStrategy

public LayerPointReader constructPointReaderUsingTrivialEvictionStrategy()

setEvictionUpperBound

public void setEvictionUpperBound(int evictionUpperBound)

Parameters:

evictionUpperBound - the index of the first element that cannot be evicted. in other words, elements whose index are less than the evictionUpperBound can be evicted.