com.gpudb

Interface Record

All Superinterfaces:

org.apache.avro.generic.GenericContainer, org.apache.avro.generic.IndexedRecord

All Known Implementing Classes:

GenericRecord, RecordBase, RecordObject

public interface Record
extends org.apache.avro.generic.IndexedRecord

Interface for objects that contain record data. Includes methods for getting and setting fields by index or name and communicating with the Avro framework.

Method Summary

Methods

Modifier and Type	Method and Description
Object	get(int index) Returns the value of the specified field.
Object	get(String name) Returns the value of the specified field.
ByteBuffer	getBytes(int index) Returns the value of the specified field cast to a ByteBuffer.
ByteBuffer	getBytes(String name) Returns the value of the specified field cast to a ByteBuffer.
Map<String,Object>	getDataMap() Returns a Map of field names to values that is bound to the record (updates made to the map are reflected in the record and vice versa).
Double	getDouble(int index) Returns the value of the specified field cast to a Double.
Double	getDouble(String name) Returns the value of the specified field cast to a Double.
Float	getFloat(int index) Returns the value of the specified field cast to a Float.
Float	getFloat(String name) Returns the value of the specified field cast to a Float.
Integer	getInt(int index) Returns the value of the specified field cast to a Integer.
Integer	getInt(String name) Returns the value of the specified field cast to a Integer.
Long	getLong(int index) Returns the value of the specified field cast to a Long.
Long	getLong(String name) Returns the value of the specified field cast to a Long.
org.apache.avro.Schema	getSchema() Returns the Avro record schema of the record.
String	getString(int index) Returns the value of the specified field cast to a String.
String	getString(String name) Returns the value of the specified field cast to a String.
Type	getType() Returns the GPUdb Type of the record.
void	put(int index, Object value) Sets the value of the specified field.
void	put(String name, Object value) Sets the value of the specified field.

Method Detail

getType

Type getType()

Returns the GPUdb Type of the record.

Returns:

the GPUdb type

getSchema

org.apache.avro.Schema getSchema()

Returns the Avro record schema of the record.

Specified by:

getSchema in interface org.apache.avro.generic.GenericContainer

Returns:

the Avro record schema of the record

get

Object get(int index)

Returns the value of the specified field.

Specified by:

get in interface org.apache.avro.generic.IndexedRecord

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

IndexOutOfBoundsException - if the specified index is not valid

get

Object get(String name)

Returns the value of the specified field.

Parameters:

name - the name of the field

Returns:

the value of the field, or null if no field with the specified name exists

getBytes

ByteBuffer getBytes(int index)

Returns the value of the specified field cast to a ByteBuffer. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getBytes

ByteBuffer getBytes(String name)

Returns the value of the specified field cast to a ByteBuffer. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

getDouble

Double getDouble(int index)

Returns the value of the specified field cast to a Double. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getDouble

Double getDouble(String name)

Returns the value of the specified field cast to a Double. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

getFloat

Float getFloat(int index)

Returns the value of the specified field cast to a Float. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getFloat

Float getFloat(String name)

Returns the value of the specified field cast to a Float. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

getInt

Integer getInt(int index)

Returns the value of the specified field cast to a Integer. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getInt

Integer getInt(String name)

Returns the value of the specified field cast to a Integer. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

getLong

Long getLong(int index)

Returns the value of the specified field cast to a Long. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getLong

Long getLong(String name)

Returns the value of the specified field cast to a Long. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

getString

String getString(int index)

Returns the value of the specified field cast to a String. If the field is not of the correct type an exception will be thrown.

Parameters:

index - the index of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

IndexOutOfBoundsException - if the specified index is not valid

getString

String getString(String name)

Returns the value of the specified field cast to a String. If the field is not of the correct type an exception will be thrown.

Parameters:

name - the name of the field

Returns:

the value of the field

Throws:

ClassCastException - if the field is not of the correct type

put

void put(int index,
       Object value)

Sets the value of the specified field.

Specified by:

put in interface org.apache.avro.generic.IndexedRecord

Parameters:

index - the index of the field

value - the new value

Throws:

IllegalArgumentException - if the field cannot be set to the specified value

IndexOutOfBoundsException - if the specified index is not valid

put

void put(String name,
       Object value)

Sets the value of the specified field.

Parameters:

name - the name of the field

value - the new value

Throws:

IllegalArgumentException - if no field exists with the specified name or the field cannot be set to the specified value

getDataMap

Map<String,Object> getDataMap()

Returns a Map of field names to values that is bound to the record (updates made to the map are reflected in the record and vice versa).

Returns:

the map