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An open source Java client that gives you a simple binding to interact with BigML. You can use it to
easily create, retrieve, list, update, and delete BigML resources.
The newest version!
package org.bigml.binding.resources;
import org.bigml.binding.BigMLClient;
import org.bigml.binding.utils.CacheManager;
import org.json.simple.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
/**
* This class is used by the BigML class as a mixin that provides the Whizzml
* Execution' REST calls.
*
* It should not be instantiated independently.
*
* Full API documentation on the API can be found from BigML at:
* https://bigml.com/api/executions
*
*/
public class Execution extends AbstractResource {
// Logging
Logger logger = LoggerFactory.getLogger(Execution.class);
/**
* Constructor
*
* @param bigmlClient the client with connection to BigML
* @param apiUser API user
* @param apiKey API key
* @param project project id
* @param organization organization id
* @param cacheManager cache manager
*/
public Execution(final BigMLClient bigmlClient,
final String apiUser, final String apiKey,
final String project, final String organization,
final CacheManager cacheManager) {
super.init(bigmlClient, apiUser, apiKey, project, organization,
cacheManager, EXECUTION_RE, EXECUTION_PATH);
}
/**
* Creates a whizzml execution for a script.
*
* POST /andromeda/execution?username=$BIGML_USERNAME&api_key=$BIGML_API_KEY&
* HTTP/1.1 Host: bigml.io Content-Type: application/json
*
* @param script
* a unique identifier in the form script/id where id is a string
* of 24 alpha-numeric chars for the script to attach the execution.
* @param args
* set of parameters for the new execution. Optional
* @param waitTime
* time (milliseconds) to wait for next check of FINISHED status
* for source before to start to create the execution. Optional
* @param retries
* number of times to try the operation. Optional
*
* @return a JSONObject for the new execution
*/
public JSONObject create(String script, JSONObject args,
Integer waitTime, Integer retries) {
try {
JSONObject requestObject = new JSONObject();
if (args != null) {
requestObject = args;
}
if (script != null && script.matches(SCRIPT_RE)) {
waitForResource(script, "scriptIsReady", waitTime, retries);
requestObject.put("script", script);
return createResource(resourceUrl,
requestObject.toJSONString());
} else {
logger.info("A script id or a list of them is needed to create a whizzml execution");
return null;
}
} catch (Throwable e) {
logger.error("Error creating execution");
return null;
}
}
/**
* Creates a whizzml execution for a list of scripts.
*
* POST /andromeda/execution?username=$BIGML_USERNAME&api_key=$BIGML_API_KEY&
* HTTP/1.1 Host: bigml.io Content-Type: application/json
*
* @param scripts
* a list of identifiers in the form script/id where id is a string
* of 24 alpha-numeric chars for the script to attach the execution.
* @param args
* set of parameters for the new execution. Optional
* @param waitTime
* time (milliseconds) to wait for next check of FINISHED status
* for source before to start to create the execution. Optional
* @param retries
* number of times to try the operation. Optional
*
* @return a JSONObject for the new execution
*/
public JSONObject create(List scripts, JSONObject args,
Integer waitTime, Integer retries) {
if (scripts == null || scripts.size()==0) {
logger.info("A script id or a list of them is needed to create a whizzml execution");
return null;
}
try {
JSONObject requestObject = new JSONObject();
if (args != null) {
requestObject = args;
}
List scriptsIds = new ArrayList();
for (String scriptId : scripts) {
// Checking valid scriptId
if (scriptId == null || scriptId.length() == 0
|| !(scriptId.matches(SCRIPT_RE))) {
logger.info("Wrong scriptId id");
return null;
}
// Checking status
try {
waitForResource(scriptId, "scriptIsReady", waitTime, retries);
scriptsIds.add(scriptId);
} catch (Throwable e) {
logger.error("Error creating object");
return null;
}
}
requestObject.put("scripts", scriptsIds);
return createResource(resourceUrl,
requestObject.toJSONString());
} catch (Throwable e) {
logger.error("Error creating execution");
return null;
}
}
}