Package io.micronaut.function.client.http

Class HttpFunctionExecutor<I,O>

java.lang.Object

io.micronaut.function.client.http.HttpFunctionExecutor<I,O>

Type Parameters:

I - input type

O - output type

All Implemented Interfaces:

FunctionInvoker<I,O>, FunctionInvokerChooser, java.io.Closeable, java.lang.AutoCloseable

@Singleton
public class HttpFunctionExecutor<I,O>
extends java.lang.Object
implements FunctionInvoker<I,O>, java.io.Closeable, FunctionInvokerChooser

A FunctionExecutor that uses a HttpClient to execute a remote function definition.

Since:

1.0

Constructor Summary

Constructors

Constructor	Description
HttpFunctionExecutor(io.micronaut.http.client.HttpClient httpClient)	Constructor.

Method Summary

Modifier and Type	Method	Description
<I1,O2> java.util.Optional<FunctionInvoker<I1,O2>>	choose(FunctionDefinition definition)	Chooses a FunctionInvoker.
void	close()
O	invoke(FunctionDefinition definition, I input, io.micronaut.core.type.Argument<O> outputType)	Invoke the given function definition for the given input and expected response type.

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpFunctionExecutor

public HttpFunctionExecutor(io.micronaut.http.client.HttpClient httpClient)

Constructor.

Parameters:

httpClient - The HTTP client

Method Detail

invoke

public O invoke(FunctionDefinition definition,
                I input,
                io.micronaut.core.type.Argument<O> outputType)

Description copied from interface: FunctionInvoker

Invoke the given function definition for the given input and expected response type.

Specified by:

invoke in interface FunctionInvoker<I,O>

Parameters:

definition - The definition

input - The input

outputType - The response type

Returns:

The result

choose

public <I1,O2> java.util.Optional<FunctionInvoker<I1,O2>> choose(FunctionDefinition definition)

Description copied from interface: FunctionInvokerChooser

Chooses a FunctionInvoker.

Specified by:

choose in interface FunctionInvokerChooser

Type Parameters:

I1 - input type

O2 - output type

Parameters:

definition - The definition

Returns:

An Optional instance of FunctionInvoker

close

@PreDestroy
public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException