Package org.apache.beam.sdk.metrics

Class StringSetResult

java.lang.Object

org.apache.beam.sdk.metrics.StringSetResult

Direct Known Subclasses:

StringSetResult.EmptyStringSetResult

public abstract class StringSetResult
extends Object

The result of a StringSet metric. The StringSetResult hold an immutable copy of the set from which it was initially created representing that a result cannot be modified once created.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StringSetResult.EmptyStringSetResult	Empty StringSetResult, representing no values reported and is immutable.

Constructor Summary

Constructors

Constructor	Description
StringSetResult()

Method Summary

Modifier and Type	Method	Description
static StringSetResult	create(Set<String> s)	Creates a StringSetResult from the given Set by making an immutable copy.
static StringSetResult	empty()
abstract Set<String>	getStringSet()

Methods inherited from class java.lang.Object

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

Constructor Details

StringSetResult

public StringSetResult()

Method Details

getStringSet

public abstract Set<String> getStringSet()

create

public static StringSetResult create(Set<String> s)

Creates a StringSetResult from the given Set by making an immutable copy.

Parameters:

s - the set from which the StringSetResult should be created.

Returns:

StringSetResult containing an immutable copy of the given set.

empty

public static StringSetResult empty()

Returns:

a StringSetResult.EmptyStringSetResult