com.vesoft.nebula.client.graph.data

Class ValueWrapper

java.lang.Object

com.vesoft.nebula.client.graph.data.ValueWrapper

public class ValueWrapper
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ValueWrapper.NullType

Constructor Summary

Constructors

Constructor and Description
ValueWrapper(Value value, String decodeType)
ValueWrapper(Value value, String decodeType, int timezoneOffset)

Method Summary

Modifier and Type	Method and Description
boolean	asBoolean() Convert the original data type Value to boolean
DateWrapper	asDate() Convert the original data type Value to DateWrapper
DateTimeWrapper	asDateTime() Convert the original data type Value to DateTimeWrapper
double	asDouble() Convert the original data type Value to double
DurationWrapper	asDuration() Convert the original data type Value to duration
GeographyWrapper	asGeography() Convert the original data type Value to geography
ArrayList<ValueWrapper>	asList() Convert the original data type Value to ArrayList
long	asLong() Convert the original data type Value to long
HashMap<String,ValueWrapper>	asMap() Convert the original data type Value to HashMap
Node	asNode() Convert the original data type Value to Node
ValueWrapper.NullType	asNull() Convert the original data type Value to NullType
PathWrapper	asPath() Convert the original data type Value to Path
Relationship	asRelationship() Convert the original data type Value to Relationship
HashSet<ValueWrapper>	asSet() Convert the original data type Value to HashSet
String	asString() Convert the original data type Value to String
TimeWrapper	asTime() Convert the original data type Value to TimeWrapper
boolean	equals(Object o)
Value	getValue() get the original data structure, the Value is the return from nebula-graph
int	hashCode()
boolean	isBoolean() judge the Value is Boolean type
boolean	isDate() judge the Value is Date type, the Date type is the nebula's type
boolean	isDateTime() judge the Value is DateTime type, the DateTime type is the nebula's type
boolean	isDouble() judge the Value is Double type
boolean	isDuration() judge the Value is Duration type, the Duration type is the nebula's type
boolean	isEdge() judge the Value is Edge type, the Edge type is the nebula's type
boolean	isEmpty() judge the Value is Empty type, the Empty type is the nebula's type
boolean	isGeography() judge the Value is Geography type, the Geography type is the nebula's type
boolean	isList() judge the Value is List type, the List type is the nebula's type
boolean	isLong() judge the Value is Long type
boolean	isMap() judge the Value is Map type, the Map type is the nebula's type
boolean	isNull() judge the Value is Null type,the Null type is the nebula's type
boolean	isPath() judge the Value is Path type, the Path type is the nebula's type
boolean	isSet() judge the Value is Set type, the Set type is the nebula's type
boolean	isString() judge the Value is String type
boolean	isTime() judge the Value is Time type, the Time type is the nebula's type
boolean	isVertex() judge the Value is Vertex type, the Vertex type is the nebula's type
String	toString() Convert Value to String format

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ValueWrapper

public ValueWrapper(Value value,
                    String decodeType)

Parameters:

value - the Value get from service

decodeType - the decodeType get from the service to decode the byte array, but now the service no return the decodeType, so use the utf-8

ValueWrapper

public ValueWrapper(Value value,
                    String decodeType,
                    int timezoneOffset)

Parameters:

value - the Value get from service

decodeType - the decodeType get from the service to decode the byte array, but now the service no return the decodeType, so use the utf-8

timezoneOffset - the timezone offset get from the service to calculate local time

Method Detail

getValue

public Value getValue()

get the original data structure, the Value is the return from nebula-graph

Returns:

Value

isEmpty

public boolean isEmpty()

judge the Value is Empty type, the Empty type is the nebula's type

Returns:

boolean

isNull

public boolean isNull()

judge the Value is Null type,the Null type is the nebula's type

Returns:

boolean

isBoolean

public boolean isBoolean()

judge the Value is Boolean type

Returns:

boolean

isLong

public boolean isLong()

judge the Value is Long type

Returns:

boolean

isDouble

public boolean isDouble()

judge the Value is Double type

Returns:

boolean

isString

public boolean isString()

judge the Value is String type

Returns:

boolean

isList

public boolean isList()

judge the Value is List type, the List type is the nebula's type

Returns:

boolean

isSet

public boolean isSet()

judge the Value is Set type, the Set type is the nebula's type

Returns:

boolean

isMap

public boolean isMap()

judge the Value is Map type, the Map type is the nebula's type

Returns:

boolean

isTime

public boolean isTime()

judge the Value is Time type, the Time type is the nebula's type

Returns:

boolean

isDate

public boolean isDate()

judge the Value is Date type, the Date type is the nebula's type

Returns:

boolean

isDateTime

public boolean isDateTime()

judge the Value is DateTime type, the DateTime type is the nebula's type

Returns:

boolean

isVertex

public boolean isVertex()

judge the Value is Vertex type, the Vertex type is the nebula's type

Returns:

boolean

isEdge

public boolean isEdge()

judge the Value is Edge type, the Edge type is the nebula's type

Returns:

boolean

isPath

public boolean isPath()

judge the Value is Path type, the Path type is the nebula's type

Returns:

boolean

isGeography

public boolean isGeography()

judge the Value is Geography type, the Geography type is the nebula's type

Returns:

boolean

isDuration

public boolean isDuration()

judge the Value is Duration type, the Duration type is the nebula's type

Returns:

boolean

asNull

public ValueWrapper.NullType asNull()
                             throws InvalidValueException

Convert the original data type Value to NullType

Returns:

NullType

Throws:

InvalidValueException - if the value type is not null

asBoolean

public boolean asBoolean()
                  throws InvalidValueException

Convert the original data type Value to boolean

Returns:

boolean

Throws:

InvalidValueException - if the value type is not boolean

asLong

public long asLong()
            throws InvalidValueException

Convert the original data type Value to long

Returns:

long

Throws:

InvalidValueException - if the value type is not long

asString

public String asString()
                throws InvalidValueException,
                       UnsupportedEncodingException

Convert the original data type Value to String

Returns:

String

Throws:

InvalidValueException - if the value type is not string

UnsupportedEncodingException - if decode bianry failed

asDouble

public double asDouble()
                throws InvalidValueException

Convert the original data type Value to double

Returns:

double

Throws:

InvalidValueException - if the value type is not double

asList

public ArrayList<ValueWrapper> asList()
                               throws InvalidValueException

Convert the original data type Value to ArrayList

Returns:

ArrayList of ValueWrapper

Throws:

InvalidValueException - if the value type is not list

asSet

public HashSet<ValueWrapper> asSet()
                            throws InvalidValueException

Convert the original data type Value to HashSet

Returns:

HashSet of ValueWrapper

Throws:

InvalidValueException - if the value type is not set

asMap

public HashMap<String,ValueWrapper> asMap()
                                   throws InvalidValueException,
                                          UnsupportedEncodingException

Convert the original data type Value to HashMap

Returns:

HashMap, the key is String, value is ValueWrapper

Throws:

InvalidValueException - if the value type is not map

UnsupportedEncodingException

asTime

public TimeWrapper asTime()
                   throws InvalidValueException

Convert the original data type Value to TimeWrapper

Returns:

TimeWrapper

Throws:

InvalidValueException - if the value type is not time

asDate

public DateWrapper asDate()
                   throws InvalidValueException

Convert the original data type Value to DateWrapper

Returns:

DateWrapper

Throws:

InvalidValueException - if the value type is not date

asDateTime

public DateTimeWrapper asDateTime()
                           throws InvalidValueException

Convert the original data type Value to DateTimeWrapper

Returns:

DateTimeWrapper

Throws:

InvalidValueException - if the value type is not datetime

asNode

public Node asNode()
            throws InvalidValueException,
                   UnsupportedEncodingException

Convert the original data type Value to Node

Returns:

Node

Throws:

InvalidValueException - if the value type is not vertex

UnsupportedEncodingException - if decode binary failed

asRelationship

public Relationship asRelationship()
                            throws InvalidValueException

Convert the original data type Value to Relationship

Returns:

Relationship

Throws:

InvalidValueException - if the value type is not edge

asPath

public PathWrapper asPath()
                   throws InvalidValueException,
                          UnsupportedEncodingException

Convert the original data type Value to Path

Returns:

PathWrapper

Throws:

InvalidValueException - if the value type is not path

UnsupportedEncodingException - if decode bianry failed

asGeography

public GeographyWrapper asGeography()
                             throws InvalidValueException

Convert the original data type Value to geography

Returns:

GeographyWrapper

Throws:

InvalidValueException - if the value type is not geography

asDuration

public DurationWrapper asDuration()
                           throws InvalidValueException

Convert the original data type Value to duration

Returns:

DurationWrapper

Throws:

InvalidValueException - if the value type is not duration

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Convert Value to String format

Overrides:

toString in class Object

Returns:

String