org.apache.calcite.avatica

Class Meta.Frame

java.lang.Object

org.apache.calcite.avatica.Meta.Frame

Enclosing interface:

Meta

public static class Meta.Frame
extends Object

A collection of rows.

Field Summary

Fields

Modifier and Type	Field and Description
boolean	done Whether this is definitely the last frame of rows.
static Meta.Frame	EMPTY Frame that has zero rows and is the last frame.
static Meta.Frame	MORE Frame that has zero rows but may have another frame.
long	offset Zero-based offset of first row.
Iterable<Object>	rows The rows.

Constructor Summary

Constructors

Constructor and Description
Frame(long offset, boolean done, Iterable<Object> rows)

Method Summary

Modifier and Type	Method and Description
static Meta.Frame	create(long offset, boolean done, List<Object> rows)
boolean	equals(Object o)
static Meta.Frame	fromProto(org.apache.calcite.avatica.proto.Common.Frame proto)
int	hashCode()
org.apache.calcite.avatica.proto.Common.Frame	toProto()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final Meta.Frame EMPTY

Frame that has zero rows and is the last frame.

MORE

public static final Meta.Frame MORE

Frame that has zero rows but may have another frame.

offset

public final long offset

Zero-based offset of first row.

done

public final boolean done

Whether this is definitely the last frame of rows. If true, there are no more rows. If false, there may or may not be more rows.

rows

public final Iterable<Object> rows

The rows.

Constructor Detail

Frame

public Frame(long offset,
             boolean done,
             Iterable<Object> rows)

Method Detail

create

public static Meta.Frame create(long offset,
                                boolean done,
                                List<Object> rows)

toProto

public org.apache.calcite.avatica.proto.Common.Frame toProto()

fromProto

public static Meta.Frame fromProto(org.apache.calcite.avatica.proto.Common.Frame proto)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object