org.apache.flink.types.parser

Class DoubleValueParser

java.lang.Object

org.apache.flink.types.parser.FieldParser<DoubleValue>

org.apache.flink.types.parser.DoubleValueParser

@PublicEvolving
public class DoubleValueParser
extends FieldParser<DoubleValue>

Parses a text field into a DoubleValue.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.types.parser.FieldParser

FieldParser.ParseErrorState

Constructor Summary

Constructors

Constructor and Description
DoubleValueParser()

Method Summary

Modifier and Type	Method and Description
DoubleValue	createValue() Returns an instance of the parsed value type.
DoubleValue	getLastResult() Gets the parsed field.
int	parseField(byte[] bytes, int startPos, int limit, byte[] delimiter, DoubleValue reusable) Each parser's logic should be implemented inside this method

Methods inherited from class org.apache.flink.types.parser.FieldParser

delimiterNext, getErrorState, getParserForType, resetErrorStateAndParse, resetParserState, setErrorState

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleValueParser

public DoubleValueParser()

Method Detail

parseField

public int parseField(byte[] bytes,
                      int startPos,
                      int limit,
                      byte[] delimiter,
                      DoubleValue reusable)

Description copied from class: FieldParser

Each parser's logic should be implemented inside this method

Specified by:

parseField in class FieldParser<DoubleValue>

See Also:

FieldParser#parseField(byte[], int, int, byte[], Object)}

createValue

public DoubleValue createValue()

Description copied from class: FieldParser

Returns an instance of the parsed value type.

Specified by:

createValue in class FieldParser<DoubleValue>

Returns:

An instance of the parsed value type.

getLastResult

public DoubleValue getLastResult()

Description copied from class: FieldParser

Gets the parsed field. This method returns the value parsed by the last successful invocation of FieldParser.parseField(byte[], int, int, byte[], Object). It objects are mutable and reused, it will return the object instance that was passed the parse function.

Specified by:

getLastResult in class FieldParser<DoubleValue>

Returns:

The latest parsed field.