ru.histone.v2.evaluator.function.global

Class LoadJson

java.lang.Object

ru.histone.v2.evaluator.function.AbstractFunction

ru.histone.v2.evaluator.function.global.LoadText

ru.histone.v2.evaluator.function.global.LoadJson

All Implemented Interfaces:

Function

Direct Known Subclasses:

AsyncLoadJson

public class LoadJson
extends LoadText

Author:

Alexey Nevinsky

Field Summary

Fields inherited from class ru.histone.v2.evaluator.function.global.LoadText

mapper

Fields inherited from class ru.histone.v2.evaluator.function.AbstractFunction

converter, evaluator, executor, logger, parser, resourceLoader

Constructor Summary

Constructors

Constructor and Description
LoadJson(Executor executor, HistoneResourceLoader loader, Evaluator evaluator, Parser parser, Converter converter)

Method Summary

Modifier and Type	Method and Description
CompletableFuture<EvalNode>	execute(Context context, List<EvalNode> args) Method returns CompletableFuture with result of execution.
String	getName() Return function name

Methods inherited from class ru.histone.v2.evaluator.function.global.LoadText

convertToJson, fromJSON, getParamsMap, loadResource

Methods inherited from class ru.histone.v2.evaluator.function.AbstractFunction

checkMaxArgsLength, checkMinArgsLength, checkTypes, checkTypes, clearGlobal, createCtx, getLongValue, getValue, getValue, isAsync, isClear

Methods inherited from class java.lang.Object

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

Constructor Detail

LoadJson

public LoadJson(Executor executor,
                HistoneResourceLoader loader,
                Evaluator evaluator,
                Parser parser,
                Converter converter)

Method Detail

getName

public String getName()

Description copied from interface: Function

Return function name

Specified by:

getName in interface Function

Overrides:

getName in class LoadText

Returns:

function name

execute

public CompletableFuture<EvalNode> execute(Context context,
                                           List<EvalNode> args)
                                    throws FunctionExecutionException

Description copied from interface: Function

Method returns CompletableFuture with result of execution.

Specified by:

execute in interface Function

Overrides:

execute in class LoadText

args - arguments from Histone template

Returns:

result as one of Histone types

Throws:

FunctionExecutionException - if your function stops with error and you need to put details into log, then you should use this exception