A B C D E F G H I J K L N P R S T U V

A

AbstractWranglerHandler - Class in io.cdap.wrangler.service.common

Common functionality for wrangler services.

AbstractWranglerHandler() - Constructor for class io.cdap.wrangler.service.common.AbstractWranglerHandler

AbstractWranglerHandler.NamespacedResponder<T> - Interface in io.cdap.wrangler.service.common

Responds to a request within a namespace.

acceptsURL(String) - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

acquire() - Method in interface io.cdap.wrangler.service.explorer.DatasetProvider

ADLSConfiguration - Class in io.cdap.wrangler.service.adls

Credentials of the authorized user connecting to ADLS Gen1

ADLSHandler - Class in io.cdap.wrangler.service.adls

Service to explore ADLS Gen1 filesystem.

ADLSHandler() - Constructor for class io.cdap.wrangler.service.adls.ADLSHandler

artifacts(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

This HTTP endpoint is used to retrieve artifacts that include plugins of type Directive.Type (directive).

B

BigQueryHandler - Class in io.cdap.wrangler.service.bigquery

Service for testing, browsing, and reading using a BigQuery connection.

BigQueryHandler() - Constructor for class io.cdap.wrangler.service.bigquery.BigQueryHandler

BoundedLineInputStream - Class in io.cdap.wrangler.service.explorer

This class provides an wrapper over the InputStream that limits the number of lines being read from the file.

BoundedLineInputStream(Reader, int) - Constructor for class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Constructs an iterator of the lines for a Reader.

BROKER - Static variable in class io.cdap.wrangler.PropertyIds

browse(String, boolean) - Method in class io.cdap.wrangler.service.explorer.Explorer

Explores the path provided on the filesystem.

Buckets - Class in io.cdap.wrangler.service.gcs

Holds GCS Bucket and whether number of buckets added has exceeded the limit.

Buckets(Collection<Bucket>, boolean) - Constructor for class io.cdap.wrangler.service.gcs.Buckets

BytesDecoder - Class in io.cdap.wrangler

Class description here.

BytesDecoder() - Constructor for class io.cdap.wrangler.BytesDecoder

C

capabilities(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Generates the capability matrix, with versions and build number.

CHARSET - Static variable in class io.cdap.wrangler.PropertyIds

CHARSET_HEADER - Static variable in class io.cdap.wrangler.RequestExtractor

charsets(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Extracts the charsets supported.

clone(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Given a connection id, Clones and returns a new connection.

close() - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Closes the underlying Reader quietly.

closeQuietly(BoundedLineInputStream) - Static method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Closes the iterator, handling null and ignoring exceptions.

configure() - Method in class io.cdap.wrangler.DataPrep

Override this method to declare and configure the application.

configure() - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

configure() - Method in class io.cdap.wrangler.service.DataPrepService

connect(String, Properties) - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

CONNECTION_ID - Static variable in class io.cdap.wrangler.PropertyIds

CONNECTION_TYPE - Static variable in class io.cdap.wrangler.PropertyIds

ConnectionHandler - Class in io.cdap.wrangler.service.connections

This service exposes REST APIs for managing the lifecycle of a connection in the connection store.

ConnectionHandler(ConnectionTypeConfig) - Constructor for class io.cdap.wrangler.service.connections.ConnectionHandler

ConnectionResponse<T> - Class in io.cdap.wrangler.service.connections

Response sent by listing connections endpoint

ConnectionResponse(List<T>, String) - Constructor for class io.cdap.wrangler.service.connections.ConnectionResponse

ConnectionTypeConfig - Class in io.cdap.wrangler.service.connections

Default connections to create at startup and connection types that needs to be disabled

ConnectionTypeConfig() - Constructor for class io.cdap.wrangler.service.connections.ConnectionTypeConfig

ConnectionTypeConfig(Set<ConnectionType>, List<Connection>, String) - Constructor for class io.cdap.wrangler.service.connections.ConnectionTypeConfig

ConnectionTypeInfo - Class in io.cdap.wrangler.service.connections

ConnectionTypeInfo - sent as response in listing connection types

ConnectionTypeInfo(ConnectionType) - Constructor for class io.cdap.wrangler.service.connections.ConnectionTypeInfo

CONTENT_TYPE - Static variable in class io.cdap.wrangler.PropertyIds

CONTENT_TYPE_HEADER - Static variable in class io.cdap.wrangler.RequestExtractor

create(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Creates a connection object in the connections store.

create(HttpServiceRequest, HttpServiceResponder, String, String, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Creates a workspace.

create(HttpServiceRequest, HttpServiceResponder, String, String, String, String, String) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Creates an entry for Schema with id, name, description and type of schema.

D

DatabaseHandler - Class in io.cdap.wrangler.service.database

Class description here.

DatabaseHandler() - Constructor for class io.cdap.wrangler.service.database.DatabaseHandler

DatabaseHandler.Executor - Interface in io.cdap.wrangler.service.database

Executes something using a SQL connection.

DataPrep - Class in io.cdap.wrangler

Wrangler Application.

DataPrep() - Constructor for class io.cdap.wrangler.DataPrep

DataPrepService - Class in io.cdap.wrangler.service

Data prep service.

DataPrepService(ConnectionTypeConfig) - Constructor for class io.cdap.wrangler.service.DataPrepService

DatasetProvider<T extends io.cdap.cdap.api.dataset.Dataset> - Interface in io.cdap.wrangler.service.explorer

This class implements the provider pattern for providing dataset at runtime.

delete(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Deletes a connection from the connection store.

delete(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Deletes the workspace.

delete(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Deletes the entire entry from the registry.

delete(HttpServiceRequest, HttpServiceResponder, String, String, long) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Deletes a version of schema from the registry for a given schema id.

deleteGroup(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Deletes the workspace.

DELIMITER - Static variable in class io.cdap.wrangler.PropertyIds

destroy() - Method in class io.cdap.wrangler.service.database.DriverCleanup

destroy() - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Closes the resources help by the composite registry.

detectFileType(Location) - Method in class io.cdap.wrangler.service.FileTypeDetector

Attempts to detect the type of the file through extensions and by reading the content of the file.

detectFileType(String) - Method in class io.cdap.wrangler.service.FileTypeDetector

Attempts to detect the type of the file through extensions and by reading the content of the file.

DEVICE - Static variable in class io.cdap.wrangler.service.explorer.Explorer

directives(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

This HTTP endpoint is used to retrieve plugins that are of type Directive.Type (directive).

DirectivesHandler - Class in io.cdap.wrangler.service.directive

Service for managing workspaces and also application of directives on to the workspace.

DirectivesHandler() - Constructor for class io.cdap.wrangler.service.directive.DirectivesHandler

directivesReload(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

This HTTP endpoint is used to reload the plugins that are of type Directive.Type (directive).

DriverCleanup - Class in io.cdap.wrangler.service.database

Cleans up JDBC drivers.

E

equals(Object) - Method in class io.cdap.wrangler.service.connections.ConnectionTypeConfig

evaluate(String, String...) - Method in class io.cdap.wrangler.service.macro.ServiceMacroEvaluator

execute(Connection) - Method in interface io.cdap.wrangler.service.database.DatabaseHandler.Executor

execute(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Executes the directives on the record stored in the workspace.

exploreGCS(HttpServiceRequest, HttpServiceResponder, String, String, String, int) - Method in class io.cdap.wrangler.service.gcs.GCSHandler

Lists GCS bucket's contents for the given prefix path.

Explorer - Class in io.cdap.wrangler.service.explorer

File system explorer.

Explorer(DatasetProvider) - Constructor for class io.cdap.wrangler.service.explorer.Explorer

ExplorerException - Exception in io.cdap.wrangler.service.explorer

Exception thrown when there is issue with File System exploration.

ExplorerException(String) - Constructor for exception io.cdap.wrangler.service.explorer.ExplorerException

ExplorerException(Exception) - Constructor for exception io.cdap.wrangler.service.explorer.ExplorerException

F

FILE_NAME - Static variable in class io.cdap.wrangler.PropertyIds

FILE_PATH - Static variable in class io.cdap.wrangler.PropertyIds

FilesystemExplorer - Class in io.cdap.wrangler.service.explorer

A FilesystemExplorer is a HTTP Service handler for exploring the filesystem.

FilesystemExplorer() - Constructor for class io.cdap.wrangler.service.explorer.FilesystemExplorer

FileTypeDetector - Class in io.cdap.wrangler.service

This class FileTypeDetector is used for detecting file types.

FileTypeDetector() - Constructor for class io.cdap.wrangler.service.FileTypeDetector

FORMAT - Static variable in class io.cdap.wrangler.PropertyIds

Format - Enum in io.cdap.wrangler.service.common

Different formats for file based sources.

fromDir(String) - Static method in class io.cdap.wrangler.service.s3.S3Handler

fromObject(S3ObjectSummary, FileTypeDetector) - Static method in class io.cdap.wrangler.service.s3.S3Handler

fromString(String) - Static method in enum io.cdap.wrangler.SamplingMethod

Provided the sampling method as string, determine the enum type of SamplingMethod.

G

GCPUtils - Class in io.cdap.wrangler.service.gcp

Class description here.

GCSHandler - Class in io.cdap.wrangler.service.gcs

Service to explore GCS filesystem

GCSHandler() - Constructor for class io.cdap.wrangler.service.gcs.GCSHandler

generateMD5(String) - Static method in class io.cdap.wrangler.ServiceUtils

Generates a MD5 hash for a given string.

get(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Given a connection id, returns the complete information about the connection.

get(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Get information about the workspace.

get() - Method in class io.cdap.wrangler.service.kafka.KafkaConfiguration

get(HttpServiceRequest, HttpServiceResponder, String, String, long) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Returns information of schema, including schema requested along with versions available and other metadata.

get(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Returns information of schema, including schema requested along with versions available and other metadata.

getAccountFQDN() - Method in class io.cdap.wrangler.service.adls.ADLSConfiguration

getADLSClientID() - Method in class io.cdap.wrangler.service.adls.ADLSConfiguration

getAWSAccessKeyId() - Method in class io.cdap.wrangler.service.s3.S3Configuration

getAWSSecretKey() - Method in class io.cdap.wrangler.service.s3.S3Configuration

getBigQueryService(ConnectionMeta) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

Create and return BigQuery based on the credentials and project information provided in the connection

getBuckets() - Method in class io.cdap.wrangler.service.gcs.Buckets

getClientKey() - Method in class io.cdap.wrangler.service.adls.ADLSConfiguration

getConfig(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Updates the configuration.

getConnection(NamespacedId) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

getConnection() - Method in class io.cdap.wrangler.service.kafka.KafkaConfiguration

getConnectionMeta() - Method in class io.cdap.wrangler.RequestExtractor

Get a ConnectionMeta object from the request body.

getConnectionMeta(ConnectionType) - Method in class io.cdap.wrangler.RequestExtractor

Get a ConnectionMeta object from the request body.

getConnections() - Method in class io.cdap.wrangler.service.connections.ConnectionTypeConfig

Return the list of default connections to be created

getConnectionTypes(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Get the list of connection types that are supported

getContent() - Method in class io.cdap.wrangler.RequestExtractor

getContent(Charset) - Method in class io.cdap.wrangler.RequestExtractor

Returns the content by converting it to UNICODE from the provided charset.

getContent(String) - Method in class io.cdap.wrangler.RequestExtractor

getContent(String, Class<T>) - Method in class io.cdap.wrangler.RequestExtractor

Returns the content transformed into a Class defined.

getDatabase() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getDefaultConnection() - Method in class io.cdap.wrangler.service.connections.ConnectionTypeConfig

Return the connection configured to be shown as default in dataprep - null if not provided

getDisabledTypes() - Method in class io.cdap.wrangler.service.connections.ConnectionTypeConfig

Return the set of disabled connection types

getEndpointURL() - Method in class io.cdap.wrangler.service.adls.ADLSConfiguration

getHeader(String, String) - Method in class io.cdap.wrangler.RequestExtractor

Extracts the HTTP header, if the header is not present, then default value is returned.

getInstance() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getKeyDeserializer() - Method in class io.cdap.wrangler.service.kafka.KafkaConfiguration

getLocation(String) - Method in class io.cdap.wrangler.service.explorer.Explorer

Trick, to extract the URI for a location.

getMajorVersion() - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

getMethod() - Method in enum io.cdap.wrangler.SamplingMethod

getMinorVersion() - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

getParentLogger() - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

getProject() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getProjectId(ConnectionMeta) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

Get the project id for the connection

getPropertyInfo(String, Properties) - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

getReferenceName() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getRegion() - Method in class io.cdap.wrangler.service.s3.S3Configuration

getS3BucketInfo(HttpServiceRequest, HttpServiceResponder, String, String, String, int) - Method in class io.cdap.wrangler.service.s3.S3Handler

Lists S3 bucket's contents for the given prefix path.

getSchema() - Method in enum io.cdap.wrangler.service.common.Format

getSchema() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getServiceFilePath() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getSpannerDatabases(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

Lists spanner databases for a spanner instance

getSpannerInstances(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

Lists spanner instances in the project

getSpannerService(ConnectionMeta) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

Create and return Spanner based on the credentials and project information provided in the connection

getSpannerTables(HttpServiceRequest, HttpServiceResponder, String, String, String, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

Lists spanner tables for a spanner database

getStorageService(ConnectionMeta) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

Create and return Storage based on the credentials and project information provided in the connection

getTable() - Method in class io.cdap.wrangler.service.spanner.SpannerSpecification

getValidatedConnection(NamespacedId, ConnectionType) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

getValidatedConnection(ConnectionStore, NamespacedId, ConnectionType) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

Validates that the specified connection exists and is of the expected type.

getValueDeserializer() - Method in class io.cdap.wrangler.service.kafka.KafkaConfiguration

getWorkspace(NamespacedId) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

guessEncoding(byte[]) - Static method in class io.cdap.wrangler.BytesDecoder

This method attempts to detect the encoding type of the byte array being passed to it.

H

hashCode() - Method in class io.cdap.wrangler.service.connections.ConnectionTypeConfig

hasNext() - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Indicates whether the Reader has more lines.

healthCheck(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

I

initialize(SystemHttpServiceContext) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Stores the context so that it can be used later.

initialize(SystemHttpServiceContext) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

initialize(SystemHttpServiceContext) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

initialize(SystemHttpServiceContext) - Method in class io.cdap.wrangler.service.explorer.FilesystemExplorer

initialize(SystemHttpServiceContext) - Method in class io.cdap.wrangler.service.gcs.GCSHandler

io.cdap.wrangler - package io.cdap.wrangler

io.cdap.wrangler.service - package io.cdap.wrangler.service

io.cdap.wrangler.service.adls - package io.cdap.wrangler.service.adls

io.cdap.wrangler.service.bigquery - package io.cdap.wrangler.service.bigquery

io.cdap.wrangler.service.common - package io.cdap.wrangler.service.common

io.cdap.wrangler.service.connections - package io.cdap.wrangler.service.connections

io.cdap.wrangler.service.database - package io.cdap.wrangler.service.database

io.cdap.wrangler.service.directive - package io.cdap.wrangler.service.directive

io.cdap.wrangler.service.explorer - package io.cdap.wrangler.service.explorer

io.cdap.wrangler.service.gcp - package io.cdap.wrangler.service.gcp

io.cdap.wrangler.service.gcs - package io.cdap.wrangler.service.gcs

io.cdap.wrangler.service.kafka - package io.cdap.wrangler.service.kafka

io.cdap.wrangler.service.macro - package io.cdap.wrangler.service.macro

io.cdap.wrangler.service.s3 - package io.cdap.wrangler.service.s3

io.cdap.wrangler.service.schema - package io.cdap.wrangler.service.schema

io.cdap.wrangler.service.spanner - package io.cdap.wrangler.service.spanner

isLimitExceeded() - Method in class io.cdap.wrangler.service.gcs.Buckets

isValidLine(String) - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Overridable method to validate each line that is returned.

isWrangleable(String) - Method in class io.cdap.wrangler.service.FileTypeDetector

This function checks if the type is wrangle-able of not.

iterator(InputStream, Charset, int) - Static method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

A static method to create instance of BoundedLineInputStream.

iterator(InputStream, String, int) - Static method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

J

jdbcCompliant() - Method in class io.cdap.wrangler.service.database.JDBCDriverShim

JDBCDriverShim - Class in io.cdap.wrangler.service.database

JDBC driver shim.

JDBCDriverShim(Driver) - Constructor for class io.cdap.wrangler.service.database.JDBCDriverShim

K

KafkaConfiguration - Class in io.cdap.wrangler.service.kafka

A class for managing configurations of Kafka.

KafkaConfiguration(ConnectionMeta) - Constructor for class io.cdap.wrangler.service.kafka.KafkaConfiguration

KafkaHandler - Class in io.cdap.wrangler.service.kafka

Service for handling Kafka connections.

KafkaHandler() - Constructor for class io.cdap.wrangler.service.kafka.KafkaHandler

KEY_DESERIALIZER - Static variable in class io.cdap.wrangler.PropertyIds

L

list(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Lists all the connections available in the connection store.

list(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Lists all workspaces.

list(HttpServiceRequest, HttpServiceResponder, String, String, boolean) - Method in class io.cdap.wrangler.service.explorer.FilesystemExplorer

Lists the content of the path specified using the Location.

list(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.kafka.KafkaHandler

List all kafka topics.

listADLSDirectory(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.adls.ADLSHandler

Lists ADLS directory's contents for the given prefix path.

listAvailableDrivers(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

List all the possible drivers supported.

listDatabases(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

Lists all databases.

listDatasets(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.bigquery.BigQueryHandler

listDrivers(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

Lists all the JDBC drivers installed.

listTables(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.bigquery.BigQueryHandler

List all tables in a dataset.

listTables(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

Lists all the tables within a database.

loadADLSFile(HttpServiceRequest, HttpServiceResponder, String, String, String, int, String, double, String) - Method in class io.cdap.wrangler.service.adls.ADLSHandler

Reads ADLS file into workspace

loadLocalFile(String) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

loadObject(HttpServiceRequest, HttpServiceResponder, String, String, String, String, String) - Method in class io.cdap.wrangler.service.gcs.GCSHandler

Reads GCS object into workspace.

loadObject(HttpServiceRequest, HttpServiceResponder, String, String, String, String, int, String, double, String) - Method in class io.cdap.wrangler.service.s3.S3Handler

Reads s3 object into workspace

lookup(String) - Method in class io.cdap.wrangler.service.macro.ServiceMacroEvaluator

N

NAME - Static variable in class io.cdap.wrangler.PropertyIds

next() - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Returns the next line in the wrapped Reader.

nextLine() - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Returns the next line in the wrapped Reader.

P

PLUGIN_SPECIFICATION - Static variable in class io.cdap.wrangler.PropertyIds

PLUGIN_TYPE - Static variable in class io.cdap.wrangler.PropertyIds

PROJECT_ID - Static variable in class io.cdap.wrangler.service.gcp.GCPUtils

properties(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Returns only the properties of the connection requested.

PropertyIds - Class in io.cdap.wrangler

This class PropertyIds is a collection of static strings.

PropertyIds() - Constructor for class io.cdap.wrangler.PropertyIds

R

read(HttpServiceRequest, HttpServiceResponder, String, String, String, int, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

Reads a table into workspace.

read(String, Charset, int) - Method in class io.cdap.wrangler.service.explorer.Explorer

This methods provides an efficiently way to read a file from the file system specified by the Location..

read(String, String, int) - Method in class io.cdap.wrangler.service.explorer.Explorer

read(String, int) - Method in class io.cdap.wrangler.service.explorer.Explorer

Reads the 'size' bytes from the file.

read(HttpServiceRequest, HttpServiceResponder, String, String, int, String, double, String) - Method in class io.cdap.wrangler.service.explorer.FilesystemExplorer

Given a path, reads the file into the workspace.

read(HttpServiceRequest, HttpServiceResponder, String, String, String, int, String) - Method in class io.cdap.wrangler.service.kafka.KafkaHandler

Reads a kafka topic into workspace.

readTable(HttpServiceRequest, HttpServiceResponder, String, String, String, String, String) - Method in class io.cdap.wrangler.service.bigquery.BigQueryHandler

Read a table.

readTable(HttpServiceRequest, HttpServiceResponder, String, String, String, String, String, String, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

Read spanner table into a workspace and return the workspace identifier

release(T) - Method in interface io.cdap.wrangler.service.explorer.DatasetProvider

remove() - Method in class io.cdap.wrangler.service.explorer.BoundedLineInputStream

Unsupported.

RequestExtractor - Class in io.cdap.wrangler

This class RequestExtractor provides utility functions for extracting different aspects of the request.

RequestExtractor(HttpServiceRequest) - Constructor for class io.cdap.wrangler.RequestExtractor

respond(Namespace) - Method in interface io.cdap.wrangler.service.common.AbstractWranglerHandler.NamespacedResponder

respond(HttpServiceRequest, HttpServiceResponder, Callable<T>) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

Utility method for executing an endpoint with common error handling built in.

respond(HttpServiceRequest, HttpServiceResponder, String, AbstractWranglerHandler.NamespacedResponder<T>) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

Utility method for executing an endpoint with common error handling and namespace checks built in.

S

S3Configuration - Class in io.cdap.wrangler.service.s3

Credentials of the authorized user connecting to AWS and AWS region connecting to

S3Handler - Class in io.cdap.wrangler.service.s3

Service to explore S3 filesystem.

S3Handler() - Constructor for class io.cdap.wrangler.service.s3.S3Handler

SAMPLER_TYPE - Static variable in class io.cdap.wrangler.PropertyIds

SamplingMethod - Enum in io.cdap.wrangler

This class SamplingMethod defines different types of sampling methods available.

schema(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

SchemaRegistryHandler - Class in io.cdap.wrangler.service.schema

This class SchemaRegistryHandler provides schema management service.

SchemaRegistryHandler() - Constructor for class io.cdap.wrangler.service.schema.SchemaRegistryHandler

SERVICE_ACCOUNT_KEYFILE - Static variable in class io.cdap.wrangler.service.gcp.GCPUtils

ServiceMacroEvaluator - Class in io.cdap.wrangler.service.macro

Dataprep Service macro evaluator.

ServiceMacroEvaluator(String, SystemHttpServiceContext) - Constructor for class io.cdap.wrangler.service.macro.ServiceMacroEvaluator

ServiceUtils - Class in io.cdap.wrangler

This class provides utility services to the service in this package.

ServiceUtils() - Constructor for class io.cdap.wrangler.ServiceUtils

shouldCopyHeader(WorkspaceDataset, NamespacedId) - Method in class io.cdap.wrangler.service.common.AbstractWranglerHandler

Return whether the header needs to be copied when creating the pipeline source for the specified workspace.

SpannerHandler - Class in io.cdap.wrangler.service.spanner

Spanner data prep connection service

SpannerHandler() - Constructor for class io.cdap.wrangler.service.spanner.SpannerHandler

SpannerInstance - Class in io.cdap.wrangler.service.spanner

Spanner instance information

SpannerSpecification - Class in io.cdap.wrangler.service.spanner

Spanner specification properties for spanner source plugin

specification(HttpServiceRequest, HttpServiceResponder, String, String, String, String) - Method in class io.cdap.wrangler.service.adls.ADLSHandler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.bigquery.BigQueryHandler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.explorer.FilesystemExplorer

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.gcs.GCSHandler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String) - Method in class io.cdap.wrangler.service.kafka.KafkaHandler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String, String, String, String) - Method in class io.cdap.wrangler.service.s3.S3Handler

Specification for the source.

specification(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

Get the specification for the spanner source plugin.

summary(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Summarizes the workspace by running directives.

T

test(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.kafka.KafkaHandler

testADLSConnection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.adls.ADLSHandler

Tests ADLS Connection.

testBiqQueryConnection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.bigquery.BigQueryHandler

testConnection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.database.DatabaseHandler

testGCSConnection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.gcs.GCSHandler

testS3Connection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.s3.S3Handler

testSpannerConnection(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.spanner.SpannerHandler

toLines(byte[]) - Static method in class io.cdap.wrangler.BytesDecoder

TOPIC - Static variable in class io.cdap.wrangler.PropertyIds

U

UNKNOWN - Static variable in class io.cdap.wrangler.service.explorer.Explorer

UNKNOWN - Static variable in class io.cdap.wrangler.service.FileTypeDetector

update(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Updates the connection within the connections store.

updateProp(HttpServiceRequest, HttpServiceResponder, String, String, String, String) - Method in class io.cdap.wrangler.service.connections.ConnectionHandler

Updates a property of the connection.

upload(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Upload data to the workspace, the workspace is created automatically on fly.

upload(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Uploads a schema to be associated with the schema id.

uploadConfig(HttpServiceRequest, HttpServiceResponder) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Updates the configuration.

uploadData(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

Upload data to the workspace.

URI - Static variable in class io.cdap.wrangler.PropertyIds

usage(HttpServiceRequest, HttpServiceResponder, String) - Method in class io.cdap.wrangler.service.directive.DirectivesHandler

This REST API returns an array of all the directives, their usage and description.

V

validateProjectCredentials(ConnectionMeta) - Static method in class io.cdap.wrangler.service.gcp.GCPUtils

Validates that the project and credentials are either explicitly set in the connection or are available through the environment.

VALUE_DESERIALIZER - Static variable in class io.cdap.wrangler.PropertyIds

valueOf(String) - Static method in enum io.cdap.wrangler.SamplingMethod

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum io.cdap.wrangler.service.common.Format

Returns the enum constant of this type with the specified name.

values() - Static method in enum io.cdap.wrangler.SamplingMethod

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum io.cdap.wrangler.service.common.Format

Returns an array containing the constants of this enum type, in the order they are declared.

versions(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class io.cdap.wrangler.service.schema.SchemaRegistryHandler

Returns list of versions for a give schema id.

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