/**
* Create a new internal job with the given job (user).
*
* @param job the user job that will be used to create the internal job.
* @return the created internal job.
* @throws JobCreationException an exception if the factory cannot create the given job.
*/
public static InternalJob createJob(Job job, Credentials cred) throws JobCreationException {
InternalJob iJob;
if (logger.isDebugEnabled()) {
logger.debug("Create job '" + job.getName() + "' - " + job.getClass().getName());
}
switch (job.getType()) {
case PARAMETER_SWEEPING:
logger.error("The type of the given job is not yet implemented !");
throw new JobCreationException("The type of the given job is not yet implemented !");
case TASKSFLOW:
iJob = createJob((TaskFlowJob) job);
break;
default:
logger.error("The type of the given job is unknown !");
throw new JobCreationException("The type of the given job is unknown !");
}
try {
// set the job common properties
iJob.setCredentials(cred);
setJobCommonProperties(job, iJob);
return iJob;
} catch (Exception e) {
logger.error("", e);
throw new InternalException("Error while creating the internalJob !", e);
}
}
/**
* Instantiate a new JobResult with a jobId and a result
*
* @param id the jobId associated with this result
*/
public JobResultImpl(InternalJob job) {
this.jobInfo = job.getJobInfo();
this.allResults = new HashMap<String, TaskResult>(job.getTasks().size());
this.preciousResults = new HashMap<String, TaskResult>();
for (InternalTask it : job.getIHMTasks().values()) {
this.allResults.put(it.getName(), null);
}
}
/**
* Set some properties between the user Job and internal Job.
*
* @param job the user job.
* @param jobToSet the internal job to set.
* @throws IllegalAccessException
* @throws IllegalArgumentException
*/
private static void setJobCommonProperties(Job job, InternalJob jobToSet)
throws IllegalArgumentException, IllegalAccessException {
autoCopyfields(CommonAttribute.class, job, jobToSet);
autoCopyfields(Job.class, job, jobToSet);
// special behavior
jobToSet.setPriority(job.getPriority());
}
/**
* Create an internalTaskFlow job with the given task flow job (user)
*
* @param userJob the user job that will be used to create the internal job.
* @return the created internal job.
* @throws JobCreationException an exception if the factory cannot create the given job.
*/
private static InternalJob createJob(TaskFlowJob userJob) throws JobCreationException {
if (userJob.getTasks().size() == 0) {
logger.info("Job '" + userJob.getName() + "' must contain tasks !");
throw new JobCreationException("This job must contains tasks !");
}
// validate taskflow
List<FlowChecker.Block> blocks = new ArrayList<>();
FlowError err = FlowChecker.validate(userJob, blocks);
if (err != null) {
String e = "";
e += "Invalid taskflow: " + err.getMessage() + "; context: " + err.getTask();
logger.error(e);
throw new JobCreationException(e, err);
}
InternalJob job = new InternalTaskFlowJob();
// keep an initial job content
job.setTaskFlowJob(userJob);
Map<Task, InternalTask> tasksList = new LinkedHashMap<>();
boolean hasPreciousResult = false;
for (Task t : userJob.getTasks()) {
tasksList.put(t, createTask(userJob, t));
if (!hasPreciousResult) {
hasPreciousResult = t.isPreciousResult();
}
}
for (Entry<Task, InternalTask> entry : tasksList.entrySet()) {
if (entry.getKey().getDependencesList() != null) {
for (Task t : entry.getKey().getDependencesList()) {
entry.getValue().addDependence(tasksList.get(t));
}
}
job.addTask(entry.getValue());
}
// tag matching blocks in InternalTasks
for (InternalTask it : tasksList.values()) {
for (FlowChecker.Block block : blocks) {
if (it.getName().equals(block.start.element.getName())) {
it.setMatchingBlock(block.end.element.getName());
}
if (it.getName().equals(block.end.element.getName())) {
it.setMatchingBlock(block.start.element.getName());
}
}
}
// create if/else/join weak dependencies
for (InternalTask it : tasksList.values()) {
// it performs an IF action
if (it.getFlowScript() != null
&& it.getFlowScript().getActionType().equals(FlowActionType.IF.toString())) {
String ifBranch = it.getFlowScript().getActionTarget();
String elseBranch = it.getFlowScript().getActionTargetElse();
String join = it.getFlowScript().getActionContinuation();
List<InternalTask> joinedBranches = new ArrayList<>();
// find the ifBranch task
for (InternalTask it2 : tasksList.values()) {
if (it2.getName().equals(ifBranch)) {
it2.setIfBranch(it);
String match = it2.getMatchingBlock();
// find its matching block task
if (match == null) {
// no match: single task
joinedBranches.add(it2);
} else {
for (InternalTask it3 : tasksList.values()) {
if (it3.getName().equals(match)) {
joinedBranches.add(it3);
break;
}
}
}
break;
}
}
// find the elseBranch task
for (InternalTask it2 : tasksList.values()) {
if (it2.getName().equals(elseBranch)) {
it2.setIfBranch(it);
String match = it2.getMatchingBlock();
// find its matching block task
if (match == null) {
// no match: single task
joinedBranches.add(it2);
} else {
for (InternalTask it3 : tasksList.values()) {
if (it3.getName().equals(match)) {
joinedBranches.add(it3);
break;
}
}
}
break;
}
}
// find the joinBranch task
for (InternalTask it2 : tasksList.values()) {
if (it2.getName().equals(join)) {
it2.setJoinedBranches(joinedBranches);
}
}
}
}
return job;
}
