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/*
* ============LICENSE_START==========================================
* ONAP Portal SDK
* ===================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ===================================================================
*
* Unless otherwise specified, all software contained herein is licensed
* under the Apache License, Version 2.0 (the "License");
* you may not use this software 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.
*
* Unless otherwise specified, all documentation contained herein is licensed
* under the Creative Commons License, Attribution 4.0 Intl. (the "License");
* you may not use this documentation except in compliance with the License.
* You may obtain a copy of the License at
*
* https://creativecommons.org/licenses/by/4.0/
*
* Unless required by applicable law or agreed to in writing, documentation
* 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============================================
*
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
*/
package org.onap.portalsdk.workflow.services;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.nio.charset.Charset;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
public class WorkflowScheduleExecutor {
private static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(WorkflowScheduleExecutor.class);
private String serverURL;
private String workflowKey;
private String myUrl;
private String payload;
public WorkflowScheduleExecutor(String serverURL, String workflowKey) {
this.serverURL = serverURL;
this.workflowKey = workflowKey;
this.myUrl = this.serverURL + "/engine-rest/process-definition/key/" + this.workflowKey + "/submit-form";
;
this.payload = "{\"variables\":{}}";
}
public void execute() {
POST_fromURL(myUrl, payload);
}
public static String get_fromURL(String myURL) {
logger.debug(EELFLoggerDelegate.debugLogger, "get_fromURL: Requested URL {}", myURL);
StringBuilder sb = new StringBuilder();
URLConnection urlConn = null;
InputStreamReader in = null;
try {
URL url = new URL(myURL);
urlConn = url.openConnection();
if (urlConn != null)
urlConn.setReadTimeout(60 * 1000);
if (urlConn != null && urlConn.getInputStream() != null) {
in = new InputStreamReader(urlConn.getInputStream(), Charset.defaultCharset());
BufferedReader bufferedReader = new BufferedReader(in);
int cp;
while ((cp = bufferedReader.read()) != -1)
sb.append((char) cp);
bufferedReader.close();
if(in != null)
in.close();
}
} catch (Exception e) {
logger.error(EELFLoggerDelegate.errorLogger, "get_fromURL failed", e);
throw new RuntimeException("Exception while calling URL:" + myURL, e);
} finally {
try {
if (in != null)
in.close();
} catch (Exception e) {
logger.error(EELFLoggerDelegate.errorLogger, "get_fromURL close failed", e);
}
}
return sb.toString();
}
public static String POST_fromURL(String myURL, String payload) {
String line;
StringBuilder jsonString = new StringBuilder();
try {
URL url = new URL(myURL);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoInput(true);
connection.setDoOutput(true);
connection.setRequestMethod("POST");
connection.setRequestProperty("Accept", "application/json");
connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
writer.write(payload);
writer.close();
BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
while ((line = br.readLine()) != null) {
jsonString.append(line);
}
br.close();
connection.disconnect();
} catch (Exception e) {
logger.error(EELFLoggerDelegate.errorLogger, "POST_fromURL failed", e);
throw new RuntimeException(e.getMessage());
}
return jsonString.toString();
}
}
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