com.google.cloud.dataflow.sdk.values

Class CodedTupleTagMap

java.lang.Object

com.google.cloud.dataflow.sdk.values.CodedTupleTagMap

public class CodedTupleTagMap
extends java.lang.Object

A mapping of CodedTupleTags to associated values.

Returned by DoFn.KeyedState.lookup(java.util.List).

Method Summary

Methods

Modifier and Type	Method and Description
<T> T	get(CodedTupleTag<T> tag) Returns the value associated with the given tag in this CodedTupleTagMap, or null if the tag has no asssociated value.
static CodedTupleTagMap	of(java.util.Map<CodedTupleTag<?>,java.lang.Object> map) Returns a CodedTupleTagMap containing the given mappings.

Methods inherited from class java.lang.Object

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

Method Detail

of

public static CodedTupleTagMap of(java.util.Map<CodedTupleTag<?>,java.lang.Object> map)

Returns a CodedTupleTagMap containing the given mappings.

It is up to the caller to ensure that the value associated with each CodedTupleTag in the map has the static type specified by that tag.

Intended for internal use only.

get

public <T> T get(CodedTupleTag<T> tag)

Returns the value associated with the given tag in this CodedTupleTagMap, or null if the tag has no asssociated value.