@AutoService(value=SchemaTransformProvider.class) public class SpannerReadSchemaTransformProvider extends TypedSchemaTransformProvider<SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration>
Modifier and Type | Class and Description |
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static class |
SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration |
Constructor and Description |
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SpannerReadSchemaTransformProvider() |
Modifier and Type | Method and Description |
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protected java.lang.Class<SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration> |
configurationClass() |
java.lang.String |
description()
Returns a description regarding the
SchemaTransform represented by the SchemaTransformProvider . |
protected SchemaTransform |
from(SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration configuration)
Produce a SchemaTransform from ConfigT.
|
java.lang.String |
identifier()
Returns an id that uniquely represents this transform.
|
java.util.List<java.lang.String> |
inputCollectionNames()
Returns the input collection names of this transform.
|
java.util.List<java.lang.String> |
outputCollectionNames()
Returns the output collection names of this transform.
|
configurationSchema, dependencies, from
public java.lang.String identifier()
SchemaTransformProvider
public java.lang.String description()
SchemaTransformProvider
SchemaTransform
represented by the SchemaTransformProvider
. Please keep the language generic (i.e. not specific to any
programming language). The description may be markdown formatted.public java.util.List<java.lang.String> inputCollectionNames()
SchemaTransformProvider
public java.util.List<java.lang.String> outputCollectionNames()
SchemaTransformProvider
protected java.lang.Class<SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration> configurationClass()
protected SchemaTransform from(SpannerReadSchemaTransformProvider.SpannerReadSchemaTransformConfiguration configuration)
TypedSchemaTransformProvider
InvalidConfigurationException
or a
InvalidSchemaException
.