io.micronaut.function.executor

Class FunctionApplication

java.lang.Object

io.micronaut.function.executor.StreamFunctionExecutor

io.micronaut.function.executor.FunctionApplication

All Implemented Interfaces:

ApplicationContextProvider, java.io.Closeable, java.lang.AutoCloseable

public class FunctionApplication
extends StreamFunctionExecutor

Allows executing functions from the CLI.

Since:

1.0

Author:

Graeme Rocher

Field Summary

Fields

Modifier and Type	Field and Description
protected ApplicationContext	applicationContext The current ApplicationContext.
static java.lang.String	DATA_OPTION The data option.
static java.lang.String	DEBUG_OPTIONS The debug option.

Constructor Summary

Constructors

Constructor and Description
FunctionApplication()

Method Summary

Modifier and Type	Method and Description
protected ApplicationContext	buildApplicationContext(C context)
void	close()
ApplicationContext	getApplicationContext() Resolves the ApplicationContext for this class.
static void	main(java.lang.String... args) The main method which is the entry point.
protected ApplicationContextBuilder	newApplicationContextBuilder() Builds a new builder.
protected ExecutableMethod<java.lang.Object,java.lang.Object>	resolveFunction(LocalFunctionRegistry localFunctionRegistry, java.lang.String functionName) Resolve a function from the LocalFunctionRegistry.
protected java.lang.String	resolveFunctionName(Environment env) Resolves the function name to execution for the environment.
static void	run(StreamFunctionExecutor functionExecutor, java.lang.String... args) Run the given StreamFunctionExecutor for the given arguments.
protected Environment	startEnvironment(ApplicationContext applicationContext) Start the environment specified.

Methods inherited from class io.micronaut.function.executor.StreamFunctionExecutor

execute, execute

Methods inherited from class java.lang.Object

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

Field Detail

DATA_OPTION

public static final java.lang.String DATA_OPTION

The data option.

See Also:

Constant Field Values

DEBUG_OPTIONS

public static final java.lang.String DEBUG_OPTIONS

The debug option.

See Also:

Constant Field Values

applicationContext

protected ApplicationContext applicationContext

The current ApplicationContext.

Constructor Detail

FunctionApplication

public FunctionApplication()

Method Detail

main

public static void main(java.lang.String... args)

The main method which is the entry point.

Parameters:

args - The arguments

run

public static void run(StreamFunctionExecutor functionExecutor,
                       java.lang.String... args)

Run the given StreamFunctionExecutor for the given arguments.

Parameters:

functionExecutor - The function executor

args - The arguments

resolveFunction

protected ExecutableMethod<java.lang.Object,java.lang.Object> resolveFunction(LocalFunctionRegistry localFunctionRegistry,
                                                                              java.lang.String functionName)

Resolve a function from the LocalFunctionRegistry.

Parameters:

localFunctionRegistry - The LocalFunctionRegistry

functionName - The function name

Returns:

The method

resolveFunctionName

protected java.lang.String resolveFunctionName(Environment env)

Resolves the function name to execution for the environment.

Parameters:

env - The environment

Returns:

The function name

buildApplicationContext

protected ApplicationContext buildApplicationContext(@Nullable
                                                     C context)

Parameters:

context - A platform specific context object

Returns:

Build the ApplicationContext to use

newApplicationContextBuilder

@NonNull
protected ApplicationContextBuilder newApplicationContextBuilder()

Builds a new builder.

Returns:

The ApplicationContextBuilder

startEnvironment

protected Environment startEnvironment(ApplicationContext applicationContext)

Start the environment specified.

Parameters:

applicationContext - the application context with the environment

Returns:

The environment within the context

getApplicationContext

public ApplicationContext getApplicationContext()

Description copied from interface: ApplicationContextProvider

Resolves the ApplicationContext for this class.

Specified by:

getApplicationContext in interface ApplicationContextProvider

Returns:

The ApplicationContext

close

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

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException