76 lines
2.5 KiB
Java
76 lines
2.5 KiB
Java
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/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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package org.deeplearning4j.gym;
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import com.mashape.unirest.http.HttpResponse;
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import com.mashape.unirest.http.JsonNode;
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import com.mashape.unirest.http.Unirest;
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import com.mashape.unirest.http.exceptions.UnirestException;
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import org.json.JSONException;
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import org.json.JSONObject;
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/**
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* @author rubenfiszel (ruben.fiszel@epfl.ch) on 7/8/16.
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*
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* ClientUtils contain the utility methods to post and get data from the server REST API through the library unirest.
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*/
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public class ClientUtils {
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static public JsonNode post(String url, JSONObject json) {
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HttpResponse<JsonNode> jsonResponse = null;
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try {
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jsonResponse = Unirest.post(url).header("content-type", "application/json").body(json).asJson();
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} catch (UnirestException e) {
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unirestCrash(e);
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}
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return jsonResponse.getBody();
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}
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static public JSONObject get(String url) {
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HttpResponse<JsonNode> jsonResponse = null;
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try {
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jsonResponse = Unirest.get(url).header("content-type", "application/json").asJson();
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} catch (UnirestException e) {
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unirestCrash(e);
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}
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checkReply(jsonResponse, url);
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return jsonResponse.getBody().getObject();
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}
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static public void checkReply(HttpResponse<JsonNode> res, String url) {
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if (res.getBody() == null)
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throw new RuntimeException("Invalid reply at: " + url);
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}
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static public void unirestCrash(UnirestException e) {
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//if couldn't parse json
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if (e.getCause().getCause().getCause() instanceof JSONException)
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throw new RuntimeException("Couldn't parse json reply.", e);
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else
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throw new RuntimeException("Connection error", e);
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}
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}
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