com.alicloud.openservices.tablestore.timestream.model

类 TimestreamMeta

java.lang.Object

com.alicloud.openservices.tablestore.timestream.model.TimestreamMeta

public class TimestreamMeta
extends Object

Timeline, includes: 1. TimestreamIdentifier: Unique identifier for the timeline. 2. updateTime (update time): The update time of the timeline, which is automatically updated by the backend when data is written. 3. attributes: Mutable attributes of the timeline; changes to these attributes do not affect the confirmation of the timeline.

构造器概要

构造器

构造器和说明
TimestreamMeta(TimestreamIdentifier identifier)

方法概要

限定符和类型	方法和说明
TimestreamMeta	addAttribute(String name, boolean value) Add an attribute of Boolean type
TimestreamMeta	addAttribute(String name, byte[] value) Add an attribute of Binary type
TimestreamMeta	addAttribute(String name, ColumnValue value)
TimestreamMeta	addAttribute(String name, double value) Add an attribute of Double type
TimestreamMeta	addAttribute(String name, Location value)
TimestreamMeta	addAttribute(String name, long value) Add an attribute of Long type
TimestreamMeta	addAttribute(String name, String value) Add an attribute of String type
byte[]	getAttributeAsBinary(String name)
boolean	getAttributeAsBoolean(String name)
double	getAttributeAsDouble(String name)
long	getAttributeAsLong(String name)
String	getAttributeAsString(String name)
Map<String,ColumnValue>	getAttributes()
TimestreamIdentifier	getIdentifier()
long	getUpdateTimeInUsec()
protected static TimestreamMeta	newInstance(Row row)
TimestreamMeta	setAttributes(TreeMap<String,ColumnValue> attributes) Set attributes
TimestreamMeta	setUpdateTime(long timestamp, TimeUnit unit)
String	toString()

从类继承的方法 java.lang.Object

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

构造器详细资料

TimestreamMeta

public TimestreamMeta(TimestreamIdentifier identifier)

方法详细资料

newInstance

protected static TimestreamMeta newInstance(Row row)

getIdentifier

public TimestreamIdentifier getIdentifier()

setUpdateTime

public TimestreamMeta setUpdateTime(long timestamp,
                                    TimeUnit unit)

getUpdateTimeInUsec

public long getUpdateTimeInUsec()

setAttributes

public TimestreamMeta setAttributes(TreeMap<String,ColumnValue> attributes)

Set attributes

参数:

attributes -

返回:

addAttribute

public TimestreamMeta addAttribute(String name,
                                   ColumnValue value)

addAttribute

public TimestreamMeta addAttribute(String name,
                                   Location value)

addAttribute

public TimestreamMeta addAttribute(String name,
                                   String value)

Add an attribute of String type

参数:

name -

value -

返回:

addAttribute

public TimestreamMeta addAttribute(String name,
                                   long value)

Add an attribute of Long type

参数:

name -

value -

返回:

addAttribute

public TimestreamMeta addAttribute(String name,
                                   byte[] value)

Add an attribute of Binary type

参数:

name -

value -

返回:

addAttribute

public TimestreamMeta addAttribute(String name,
                                   double value)

Add an attribute of Double type

参数:

name -

value -

返回:

addAttribute

public TimestreamMeta addAttribute(String name,
                                   boolean value)

Add an attribute of Boolean type

参数:

name -

value -

返回:

getAttributes

public Map<String,ColumnValue> getAttributes()

getAttributeAsString

public String getAttributeAsString(String name)

getAttributeAsLong

public long getAttributeAsLong(String name)

getAttributeAsBinary

public byte[] getAttributeAsBinary(String name)

getAttributeAsDouble

public double getAttributeAsDouble(String name)

getAttributeAsBoolean

public boolean getAttributeAsBoolean(String name)

toString

public String toString()

覆盖:

toString 在类中 Object