Package io.delta.kernel.types

Class FieldMetadata.Builder

Object

io.delta.kernel.types.FieldMetadata.Builder

Enclosing class:

FieldMetadata

public static class FieldMetadata.Builder
extends Object

Builder class for FieldMetadata.

Constructor Summary

Constructors

Constructor	Description
Builder()

Method Summary

Modifier and Type	Method	Description
FieldMetadata	build()
FieldMetadata.Builder	fromMetadata(FieldMetadata meta)	Adds all metadata from meta.metadata to the builder's metadata.
FieldMetadata	getMetadata(String key)
FieldMetadata.Builder	putBoolean(String key, boolean value)
FieldMetadata.Builder	putBooleanArray(String key, Boolean[] value)
FieldMetadata.Builder	putDouble(String key, double value)
FieldMetadata.Builder	putDoubleArray(String key, Double[] value)
FieldMetadata.Builder	putFieldMetadata(String key, FieldMetadata value)
FieldMetadata.Builder	putFieldMetadataArray(String key, FieldMetadata[] value)
FieldMetadata.Builder	putLong(String key, long value)
FieldMetadata.Builder	putLongArray(String key, Long[] value)
FieldMetadata.Builder	putMetadataColumnSpec(String key, MetadataColumnSpec value)
FieldMetadata.Builder	putNull(String key)
FieldMetadata.Builder	putString(String key, String value)
FieldMetadata.Builder	putStringArray(String key, String[] value)
FieldMetadata.Builder	remove(String s)

Methods inherited from class java.lang.Object

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

Constructor Details

Builder

public Builder()

Method Details

putNull

public FieldMetadata.Builder putNull(String key)

putLong

public FieldMetadata.Builder putLong(String key,
 long value)

putDouble

public FieldMetadata.Builder putDouble(String key,
 double value)

putBoolean

public FieldMetadata.Builder putBoolean(String key,
 boolean value)

putString

public FieldMetadata.Builder putString(String key,
 String value)

putMetadataColumnSpec

public FieldMetadata.Builder putMetadataColumnSpec(String key,
 MetadataColumnSpec value)

putFieldMetadata

public FieldMetadata.Builder putFieldMetadata(String key,
 FieldMetadata value)

putLongArray

public FieldMetadata.Builder putLongArray(String key,
 Long[] value)

putDoubleArray

public FieldMetadata.Builder putDoubleArray(String key,
 Double[] value)

putBooleanArray

public FieldMetadata.Builder putBooleanArray(String key,
 Boolean[] value)

putStringArray

public FieldMetadata.Builder putStringArray(String key,
 String[] value)

putFieldMetadataArray

public FieldMetadata.Builder putFieldMetadataArray(String key,
 FieldMetadata[] value)

fromMetadata

public FieldMetadata.Builder fromMetadata(FieldMetadata meta)

Adds all metadata from meta.metadata to the builder's metadata. Entries in the builder's metadata are overwritten with the entries from meta.metadata.

Parameters:

meta - The FieldMetadata instance holding metadata

Returns:

this

build

public FieldMetadata build()

Returns:

a new FieldMetadata with the mappings added to the builder

getMetadata

public FieldMetadata getMetadata(String key)

remove

public FieldMetadata.Builder remove(String s)