io.delta.kernel.types

Class FieldMetadata

Object

io.delta.kernel.types.FieldMetadata

public final class FieldMetadata
extends Object

The metadata for a given StructField. The contents are immutable.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FieldMetadata.Builder Builder class for FieldMetadata.

Method Summary

Modifier and Type	Method and Description
static FieldMetadata.Builder	builder()
boolean	contains(String key)
static FieldMetadata	empty()
boolean	equals(Object o)
Object	get(String key)
java.util.Map<String,Object>	getEntries()
int	hashCode()
String	toJson()
String	toString()

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

getEntries

public java.util.Map<String,Object> getEntries()

Returns:

list of the key-value pairs in this FieldMetadata

contains

public boolean contains(String key)

Parameters:

key - the key to check for

Returns:

True if this contains a mapping for the given key, False otherwise

get

public Object get(String key)

Parameters:

key - the key to check for

Returns:

the value to which the specified key is mapped, or null if there is no mapping for the given key

toJson

public String toJson()

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

builder

public static FieldMetadata.Builder builder()

Returns:

a new FieldMetadata.Builder

empty

public static FieldMetadata empty()

Returns:

an empty FieldMetadata instance