org.apache.arrow.flight.grpc

Class RequestContextAdapter

java.lang.Object

org.apache.arrow.flight.grpc.RequestContextAdapter

All Implemented Interfaces:

RequestContext

public class RequestContextAdapter
extends Object
implements RequestContext

Adapter for holding key value pairs.

Field Summary

Fields

Modifier and Type	Field and Description
static io.grpc.Context.Key<RequestContext>	REQUEST_CONTEXT_KEY

Constructor Summary

Constructors

Constructor and Description
RequestContextAdapter()

Method Summary

Modifier and Type	Method and Description
String	get(String key) Retrieve a registered variable.
Set<String>	keySet() Retrieves the keys that have been registered to this context.
void	put(String key, String value) Register a variable and a value.
String	remove(String key) Deletes a registered variable.

Methods inherited from class java.lang.Object

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

Field Detail

REQUEST_CONTEXT_KEY

public static final io.grpc.Context.Key<RequestContext> REQUEST_CONTEXT_KEY

Constructor Detail

RequestContextAdapter

public RequestContextAdapter()

Method Detail

put

public void put(String key,
                String value)

Description copied from interface: RequestContext

Register a variable and a value.

Specified by:

put in interface RequestContext

Parameters:

key - the variable name.

value - the value.

get

public String get(String key)

Description copied from interface: RequestContext

Retrieve a registered variable.

Specified by:

get in interface RequestContext

Parameters:

key - the variable name.

Returns:

the value, or null if not found.

keySet

public Set<String> keySet()

Description copied from interface: RequestContext

Retrieves the keys that have been registered to this context.

Specified by:

keySet in interface RequestContext

Returns:

the keys used in this context.

remove

public String remove(String key)

Description copied from interface: RequestContext

Deletes a registered variable.

Specified by:

remove in interface RequestContext

Returns:

the value associated with the deleted variable, or null if the key doesn't exist.