Public Member Functions
	ValueWrapper (Object value, ColumnType type)

ColumnType	getDataType ()

String	getDataTypeString ()

Object	getValue ()
	get the Object value

boolean	isNull ()
	if the value is null

boolean	isBoolean ()
	check if the Value is Boolean type

boolean	isLong ()
	check if the Value is Long type

boolean	isInt ()
	check if the Value is Int type

boolean	isFloat ()
	check if the Value is Float type

boolean	isDouble ()
	check if the Value is Double type

boolean	isString ()
	check if the Value is String type

boolean	isList ()
	check if the Value is List type

boolean	isNode ()
	check if the Value is Node type

boolean	isEdge ()
	check if the Value is Edge type

boolean	isLocalTime ()
	check if the Value is Local Time type

boolean	isZonedTime ()
	check if the Value is Zoned Time type

boolean	isLocalDateTime ()
	check if the Value is Local Datetime type

boolean	isZonedDateTime ()
	check if the Value is Zoned Datetime type

boolean	isDate ()
	check if the Value is Date type

boolean	isRecord ()
	check if the Value is Record type

boolean	isDuration ()
	check if the Value is Duration type

boolean	isPath ()
	check if the Value is Path type

boolean	isDecimal ()
	check if the Value is Decimal type

boolean	asBoolean () throws InvalidValueException
	Convert the original Value to boolean.

int	asInt () throws InvalidValueException
	Convert the original int8/uint8/int16/uint16/int32/uint32 Value to int.

long	asLong () throws InvalidValueException
	Convert the original int64/uint64 Value to long.

String	asString () throws InvalidValueException
	Convert the original data type Value to String.

float	asFloat () throws InvalidValueException
	Convert the original Value to float.

double	asDouble () throws InvalidValueException
	Convert the original Value to double.

List< ValueWrapper >	asList () throws InvalidValueException
	Convert the original Value to list.

Node	asNode () throws InvalidValueException
	Convert the original Value to Node.

Edge	asEdge () throws InvalidValueException
	Convert the original data Value to Edge.

LocalTime	asLocalTime () throws InvalidValueException
	Convert the original data Value to LocalTime.

OffsetTime	asZonedTime () throws InvalidValueException
	Convert the original data type Value to OffsetTime.

LocalDate	asDate () throws InvalidValueException
	Convert the original data type Value to LocalDate.

LocalDateTime	asLocalDateTime () throws InvalidValueException
	Convert the original data Value to LocalDateTime.

ZonedDateTime	asZonedDateTime () throws InvalidValueException
	Convert the original data Value to ZonedDateTime.

NDuration	asDuration () throws InvalidValueException
	Convert the original data type Value to NDuration.

NRecord	asRecord () throws InvalidValueException
	Convert the original data type Value to NRecord.

Path	asPath () throws InvalidValueException
	Convert the original data type Value to Path.

BigDecimal	asDecimal () throws InvalidValueException
	Convert the original data type Value to BigDecimal.

EmbeddingVector	asVector () throws InvalidValueException
	Convert the original data type Value to Vector.

boolean	equals (Object o)

int	hashCode ()

String	toString ()
	Convert Value to String format.

Detailed Description

Definition at line 42 of file ValueWrapper.java.

Constructor & Destructor Documentation

◆ ValueWrapper()

ValueWrapper	(	Object	value,
		ColumnType	type
	)

Definition at line 54 of file ValueWrapper.java.

Member Function Documentation

◆ asBoolean()

boolean asBoolean ( ) throws InvalidValueException

Convert the original Value to boolean.

Returns: boolean value

Exceptions

InvalidValueException if the value type is not bool

Definition at line 311 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asDate()

LocalDate asDate ( ) throws InvalidValueException

Convert the original data type Value to LocalDate.

Returns: LocalDate value

Exceptions

InvalidValueException if the value type is not date

Definition at line 483 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asDecimal()

BigDecimal asDecimal ( ) throws InvalidValueException

Convert the original data type Value to BigDecimal.

Returns: BigDecimal

Exceptions

InvalidValueException if the value type is not decimal

Definition at line 567 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asDouble()

double asDouble ( ) throws InvalidValueException

Convert the original Value to double.

Returns: double value

Exceptions

InvalidValueException if the value type is not double

Definition at line 397 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asDuration()

NDuration asDuration ( ) throws InvalidValueException

Convert the original data type Value to NDuration.

Returns: NDuration

Exceptions

InvalidValueException if the value type is not duration

Definition at line 525 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asEdge()

Edge asEdge ( ) throws InvalidValueException

Convert the original data Value to Edge.

Returns: Edge value

Exceptions

InvalidValueException if the value type is not edge

Definition at line 439 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asFloat()

float asFloat ( ) throws InvalidValueException

Convert the original Value to float.

Returns: float value

Exceptions

InvalidValueException if the value type is not float

Definition at line 383 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asInt()

int asInt ( ) throws InvalidValueException

Convert the original int8/uint8/int16/uint16/int32/uint32 Value to int.

if the value in NebulaGraph is uint32 type and is negative, you can convert it to Long:

Integer.toUnsignedLong((int)value)

Returns: int value

Exceptions

InvalidValueException if the value type is not int

Definition at line 330 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asList()

List< ValueWrapper > asList ( ) throws InvalidValueException

Convert the original Value to list.

Returns: list value

Exceptions

InvalidValueException if the value type is not list

Definition at line 411 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asLocalDateTime()

LocalDateTime asLocalDateTime ( ) throws InvalidValueException

Convert the original data Value to LocalDateTime.

Returns: LocalDateTime

Exceptions

InvalidValueException if the value type is not Local Datetime

Definition at line 497 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asLocalTime()

LocalTime asLocalTime ( ) throws InvalidValueException

Convert the original data Value to LocalTime.

Returns: LocalTime value

Exceptions

InvalidValueException if the value type is not localtime

Definition at line 453 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asLong()

long asLong ( ) throws InvalidValueException

Convert the original int64/uint64 Value to long.

if the value in NebulaGraph is uint64 and is negative, you can convert it to BigInteger:

if (value >= 0) { return BigInteger.valueOf(value); } else { return BigInteger.valueOf((long)value & Long.MAX_VALUE).setBit(63); }

Returns: long

Exceptions

InvalidValueException if the value type is not int64 or uint64

Definition at line 354 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asNode()

Node asNode ( ) throws InvalidValueException

Convert the original Value to Node.

Returns: Node value

Exceptions

InvalidValueException if the value type is not node

Definition at line 425 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asPath()

Path asPath ( ) throws InvalidValueException

Convert the original data type Value to Path.

Returns: Path

Exceptions

InvalidValueException if the value type is not Path

Definition at line 553 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asRecord()

NRecord asRecord ( ) throws InvalidValueException

Convert the original data type Value to NRecord.

Returns: NRecord

Exceptions

InvalidValueException if the value type is not Record

Definition at line 539 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asString()

String asString ( ) throws InvalidValueException

Convert the original data type Value to String.

Returns: String value

Exceptions

InvalidValueException if the value type is not string

Definition at line 369 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asVector()

EmbeddingVector asVector ( ) throws InvalidValueException

Convert the original data type Value to Vector.

Returns: Vector

Exceptions

InvalidValueException if the value type is not Vector

Definition at line 581 of file ValueWrapper.java.

◆ asZonedDateTime()

ZonedDateTime asZonedDateTime ( ) throws InvalidValueException

Convert the original data Value to ZonedDateTime.

Returns: ZonedDateTime

Exceptions

InvalidValueException if the value type is not Zoned Datetime

Definition at line 511 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ asZonedTime()

OffsetTime asZonedTime ( ) throws InvalidValueException

Convert the original data type Value to OffsetTime.

Returns: OffsetTime time with zone information

Exceptions

InvalidValueException if the value type is not Zoned time

Definition at line 468 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ equals()

boolean equals ( Object o )

Definition at line 590 of file ValueWrapper.java.

◆ getDataType()

ColumnType getDataType ( )

Definition at line 59 of file ValueWrapper.java.

◆ getDataTypeString()

String getDataTypeString ( )

Definition at line 63 of file ValueWrapper.java.

◆ getValue()

Object getValue ( )

get the Object value

Returns: Object

Definition at line 126 of file ValueWrapper.java.

◆ hashCode()

int hashCode ( )

Definition at line 602 of file ValueWrapper.java.

◆ isBoolean()

boolean isBoolean ( )

check if the Value is Boolean type

Returns: true if Value's type is COLUMN_TYPE_BOOL

Definition at line 144 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isDate()

boolean isDate ( )

check if the Value is Date type

Returns: true if Value's type is COLUMN_TYPE_DATE

Definition at line 265 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isDecimal()

boolean isDecimal ( )

check if the Value is Decimal type

Returns: true if Value's type is COLUMN_TYPE_DECIMAL

Definition at line 301 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isDouble()

boolean isDouble ( )

check if the Value is Double type

Returns: true if the type is COLUMN_TYPE_FLOAT64

Definition at line 184 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isDuration()

boolean isDuration ( )

check if the Value is Duration type

Returns: true if Value's type is COLUMN_TYPE_DURATION

Definition at line 283 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isEdge()

boolean isEdge ( )

check if the Value is Edge type

Returns: true if Value's type is COLUMN_TYPE_EDGE

Definition at line 220 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isFloat()

boolean isFloat ( )

check if the Value is Float type

Returns: true if Value's type is COLUMN_TYPE_FLOAT32

Definition at line 174 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isInt()

boolean isInt ( )

check if the Value is Int type

Returns: true if Value's type is COLUMN_TYPE_UINT8 or COLUMN_TYPE_INT8 or COLUMN_TYPE_UINT16 or COLUMN_TYPE_INT16 or COLUMN_TYPE_UINT32 or COLUMN_TYPE_INT32

Definition at line 163 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isList()

boolean isList ( )

check if the Value is List type

Returns: true if Value's type is COLUMN_TYPE_LIST

Definition at line 202 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isLocalDateTime()

boolean isLocalDateTime ( )

check if the Value is Local Datetime type

Returns: true if Value's type is COLUMN_TYPE_LOCALDATETIME

Definition at line 247 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isLocalTime()

boolean isLocalTime ( )

check if the Value is Local Time type

Returns: true if Value's type is COLUMN_TYPE_LOCALTIME

Definition at line 229 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isLong()

boolean isLong ( )

check if the Value is Long type

Returns: true if Value's type is COLUMN_TYPE_UINT64 or COLUMN_TYPE_INT64

Definition at line 153 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isNode()

boolean isNode ( )

check if the Value is Node type

Returns: true if Value's type is COLUMN_TYPE_NODE

Definition at line 211 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isNull()

boolean isNull ( )

if the value is null

Returns: true if value is null

Definition at line 135 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isPath()

boolean isPath ( )

check if the Value is Path type

Returns: true if Value's type is COLUMN_TYPE_PATH

Definition at line 292 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isRecord()

boolean isRecord ( )

check if the Value is Record type

Returns: true if Value's type is COLUMN_TYPE_RECORD

Definition at line 274 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isString()

boolean isString ( )

check if the Value is String type

Returns: true if Value's type is COLUMN_TYPE_STRING

Definition at line 193 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isZonedDateTime()

boolean isZonedDateTime ( )

check if the Value is Zoned Datetime type

Returns: true if Value's type is COLUMN_TYPE_ZONEDDATETIME

Definition at line 256 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ isZonedTime()

boolean isZonedTime ( )

check if the Value is Zoned Time type

Returns: true if Value's type is COLUMN_TYPE_ZONEDTIME

Definition at line 238 of file ValueWrapper.java.

Here is the caller graph for this function:

◆ toString()

String toString ( )

Convert Value to String format.

Returns: String

Definition at line 612 of file ValueWrapper.java.

Here is the call graph for this function:

The documentation for this class was generated from the following file:

java/client/src/main/java/com/vesoft/nebula/driver/graph/data/ValueWrapper.java

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ ValueWrapper()

Member Function Documentation

◆ asBoolean()

◆ asDate()

◆ asDecimal()

◆ asDouble()

◆ asDuration()

◆ asEdge()

◆ asFloat()

◆ asInt()

◆ asList()

◆ asLocalDateTime()

◆ asLocalTime()

◆ asLong()

◆ asNode()

◆ asPath()

◆ asRecord()

◆ asString()

◆ asVector()

◆ asZonedDateTime()

◆ asZonedTime()

◆ equals()

◆ getDataType()

◆ getDataTypeString()

◆ getValue()

◆ hashCode()

◆ isBoolean()

◆ isDate()

◆ isDecimal()

◆ isDouble()

◆ isDuration()

◆ isEdge()

◆ isFloat()

◆ isInt()

◆ isList()

◆ isLocalDateTime()

◆ isLocalTime()

◆ isLong()

◆ isNode()

◆ isNull()

◆ isPath()

◆ isRecord()

◆ isString()

◆ isZonedDateTime()

◆ isZonedTime()

◆ toString()