com.fivefaces.cloud.workflow.function.CallProcess Maven / Gradle / Ivy

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cloud server for Five Faces

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package com.fivefaces.cloud.workflow.function;

import org.json.JSONObject;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.util.UriComponentsBuilder;

public class CallProcess extends Function{

    public static final String FUNCTION_NAME = "CALL_PROCESS";

    public CallProcess(RestTemplateBuilder restTemplateBuilder) {
        super(restTemplateBuilder);
    }

    @Override
    public void setup(JSONObject jsonParameters) {

    }

    @Override
    public JSONObject process(JSONObject jsonParameters) {

        JSONObject inputJson = (JSONObject) jsonParameters.get("process");

        String url = inputJson.getString("url");
        JSONObject jsonPayload = inputJson.getJSONObject("jsonPayload");
        UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(url);
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_JSON);
        MultiValueMap requestMap = new LinkedMultiValueMap<>();

        requestMap.add("jsonPayload", jsonPayload.toString());
        HttpEntity> request = new HttpEntity<>(requestMap, headers);
        ResponseEntity response = restTemplateBuilder.build().postForEntity( builder.build().encode().toUri(), request , String.class );

        return new JSONObject(response.getBody());
    }

    @Override
    public void cleanup(JSONObject jsonParameters) {

    }
}