org.apache.beam.sdk.schemas

Class Schema.Field

java.lang.Object

org.apache.beam.sdk.schemas.Schema.Field

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

Schema

public abstract static class Schema.Field
extends java.lang.Object
implements java.io.Serializable

Field of a row. Contains the Schema.FieldType along with associated metadata.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Schema.Field.Builder Builder for Schema.Field.

Constructor Summary

Constructors

Constructor and Description
Field()

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
abstract java.lang.String	getDescription() Returns the field's description.
abstract java.lang.String	getName() Returns the field name.
abstract java.lang.Boolean	getNullable() Returns whether the field supports null values.
abstract Schema.FieldType	getType() Returns the fields Schema.FieldType.
int	hashCode()
static Schema.Field	nullable(java.lang.String name, Schema.FieldType fieldType) Return's a nullable field with the give name and type.
static Schema.Field	of(java.lang.String name, Schema.FieldType fieldType) Return's a field with the give name and type.
abstract Schema.Field.Builder	toBuilder()
boolean	typesEqual(Schema.Field other) Returns true if two fields are equal, ignoring name and description.
Schema.Field	withDescription(java.lang.String description) Returns a copy of the Field with the description set.
Schema.Field	withName(java.lang.String name) Returns a copy of the Field with the name set.
Schema.Field	withNullable(boolean isNullable) Returns a copy of the Field with isNullable set.
Schema.Field	withType(Schema.FieldType fieldType) Returns a copy of the Field with the Schema.FieldType set.

Methods inherited from class java.lang.Object

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

Constructor Detail

Field

public Field()

Method Detail

getName

public abstract java.lang.String getName()

Returns the field name.

getDescription

public abstract java.lang.String getDescription()

Returns the field's description.

getType

public abstract Schema.FieldType getType()

Returns the fields Schema.FieldType.

getNullable

public abstract java.lang.Boolean getNullable()

Returns whether the field supports null values.

toBuilder

public abstract Schema.Field.Builder toBuilder()

of

public static Schema.Field of(java.lang.String name,
                              Schema.FieldType fieldType)

Return's a field with the give name and type.

nullable

public static Schema.Field nullable(java.lang.String name,
                                    Schema.FieldType fieldType)

Return's a nullable field with the give name and type.

withName

public Schema.Field withName(java.lang.String name)

Returns a copy of the Field with the name set.

withDescription

public Schema.Field withDescription(java.lang.String description)

Returns a copy of the Field with the description set.

withType

public Schema.Field withType(Schema.FieldType fieldType)

Returns a copy of the Field with the Schema.FieldType set.

withNullable

public Schema.Field withNullable(boolean isNullable)

Returns a copy of the Field with isNullable set.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

typesEqual

public boolean typesEqual(Schema.Field other)

Returns true if two fields are equal, ignoring name and description.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object