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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* =============================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* * ============LICENSE_END=========================================================
*/
package org.onap.appc.flow.controller.node;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.INPUT_PARAM_RESPONSE_PREFIX;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.OUTPUT_PARAM_ERROR_MESSAGE;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.OUTPUT_PARAM_STATUS;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.OUTPUT_STATUS_FAILURE;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.OUTPUT_STATUS_MESSAGE;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.OUTPUT_STATUS_SUCCESS;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import com.fasterxml.jackson.databind.JsonNode;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
import org.onap.appc.flow.controller.data.Transaction;
import org.onap.appc.flow.controller.executorImpl.RestExecutor;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
import org.onap.ccsdk.sli.core.sli.SvcLogicException;
import org.onap.ccsdk.sli.core.sli.SvcLogicJavaPlugin;
public class RestServiceNode implements SvcLogicJavaPlugin {
private static final EELFLogger log = EELFManager.getInstance().getLogger(RestServiceNode.class);
static final String REST_RESPONSE = "restResponse";
private final TransactionHandler transactionHandler;
private final RestExecutor restExecutor;
private final ResourceUriExtractor resourceUriExtractor;
private final EnvVariables envVariables;
public RestServiceNode() {
this.transactionHandler = new TransactionHandler();
this.restExecutor = new RestExecutor();
this.resourceUriExtractor = new ResourceUriExtractor();
this.envVariables = new EnvVariables();
}
/**
* Constructor for tests, prefer to use no arg constructor
*/
RestServiceNode(TransactionHandler transactionHandler, RestExecutor restExecutor, ResourceUriExtractor uriExtractor,
EnvVariables envVariables) {
this.transactionHandler = transactionHandler;
this.restExecutor = restExecutor;
this.resourceUriExtractor = uriExtractor;
this.envVariables = envVariables;
}
public void sendRequest(Map<String, String> inParams, SvcLogicContext ctx) throws SvcLogicException {
String fn = "RestServiceNode.sendRequest";
log.info("Received processParamKeys call with params : " + inParams);
String responsePrefix = inParams.get(INPUT_PARAM_RESPONSE_PREFIX);
try {
responsePrefix = StringUtils.isNotBlank(responsePrefix) ? (responsePrefix + ".") : "";
// Remove below for Block
for (String key : ctx.getAttributeKeySet()) {
log.info(fn + "Getting Key = " + key + "and Value = " + ctx.getAttribute(key));
}
String resourceUri = resourceUriExtractor.extractResourceUri(ctx);
log.info("Rest Constructed URL : " + resourceUri);
Transaction transaction = transactionHandler.buildTransaction(ctx, resourceUri);
Map<String, String> output = restExecutor.execute(transaction, ctx);
String json = output.get(REST_RESPONSE);
log.info("Received response from Interface " + json);
JsonNode validatedJson = JsonValidator.validate(json);
if (validatedJson != null) {
log.info("state is " + validatedJson.findValue("state"));
ctx.setAttribute(responsePrefix + OUTPUT_STATUS_MESSAGE, output.get(REST_RESPONSE));
}
ctx.setAttribute(responsePrefix + OUTPUT_PARAM_STATUS, OUTPUT_STATUS_SUCCESS);
} catch (Exception e) {
ctx.setAttribute(responsePrefix + OUTPUT_PARAM_STATUS, OUTPUT_STATUS_FAILURE);
ctx.setAttribute(responsePrefix + OUTPUT_PARAM_ERROR_MESSAGE, e.getMessage());
log.error("Error Message : " + e.getMessage(), e);
throw new SvcLogicException(e.getMessage());
}
}
}
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