io.cdap.cdap.api.dataset.lib

Class PartitionedFileSetProperties

java.lang.Object

io.cdap.cdap.api.dataset.lib.FileSetProperties

io.cdap.cdap.api.dataset.lib.PartitionedFileSetProperties

@Beta
public class PartitionedFileSetProperties
extends FileSetProperties

Helper to build properties for files datasets.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PartitionedFileSetProperties.Builder A Builder to construct properties for FileSet datasets.

Field Summary

Fields

Modifier and Type	Field and Description
static String	PARTITIONING_FIELD_PREFIX The prefix for fields of the partitioning.
static String	PARTITIONING_FIELDS The property name for the list of partitioning field names.

Fields inherited from class io.cdap.cdap.api.dataset.lib.FileSetProperties

BASE_PATH, DATA_EXTERNAL, DATA_POSSESS_EXISTING, DATA_USE_EXISTING, INPUT_FORMAT, INPUT_PROPERTIES_PREFIX, OUTPUT_FORMAT, OUTPUT_PROPERTIES_PREFIX, PROPERTY_ENABLE_EXPLORE_ON_CREATE, PROPERTY_EXPLORE_FORMAT, PROPERTY_EXPLORE_INPUT_FORMAT, PROPERTY_EXPLORE_OUTPUT_FORMAT, PROPERTY_EXPLORE_SCHEMA, PROPERTY_EXPLORE_SERDE, PROPERTY_EXPLORE_TABLE_PROPERTY_PREFIX, PROPERTY_FILES_GROUP, PROPERTY_FILES_PERMISSIONS

Constructor Summary

Constructors

Constructor and Description
PartitionedFileSetProperties()

Method Summary

Modifier and Type	Method and Description
static PartitionedFileSetProperties.Builder	builder()
static Partitioning	getPartitioning(Map<String,String> properties) Read the partitioning for a PartitionedFileSet from its properties.

Methods inherited from class io.cdap.cdap.api.dataset.lib.FileSetProperties

getBasePath, getExploreFormat, getExploreFormatProperties, getExploreInputFormat, getExploreOutputFormat, getExploreSchema, getFileGroup, getFilePermissions, getInputFormat, getInputProperties, getOutputFormat, getOutputProperties, getSerDe, getTableProperties, isDataExternal, isExploreEnabled, isPossessExisting, isUseExisting, propertiesWithPrefix

Methods inherited from class java.lang.Object

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

Field Detail

PARTITIONING_FIELDS

public static final String PARTITIONING_FIELDS

The property name for the list of partitioning field names.

See Also:

Constant Field Values

PARTITIONING_FIELD_PREFIX

public static final String PARTITIONING_FIELD_PREFIX

The prefix for fields of the partitioning.

See Also:

Constant Field Values

Constructor Detail

PartitionedFileSetProperties

public PartitionedFileSetProperties()

Method Detail

getPartitioning

@Nullable
public static Partitioning getPartitioning(Map<String,String> properties)

Read the partitioning for a PartitionedFileSet from its properties.

Parameters:

properties - the dataset properties

Returns:

the partitioning found in the properties, or null if the properties contain no partitioning.

builder

public static PartitionedFileSetProperties.Builder builder()

Returns:

a properties builder