InternalTask toInternalTask(InternalJob internalJob) throws InvalidScriptException {
TaskId taskId = createTaskId(internalJob);
InternalTask internalTask;
if (taskType.equals(SCRIPT_TASK)) {
internalTask = new InternalScriptTask();
} else if (taskType.equals(FORKED_SCRIPT_TASK)) {
internalTask = new InternalForkedScriptTask();
} else {
throw new IllegalStateException("Unexpected stored task type: " + taskType);
}
internalTask.setId(taskId);
internalTask.setDescription(getDescription());
internalTask.setStatus(getTaskStatus());
internalTask.setJobInfo(internalJob.getJobInfo());
internalTask.setName(getTaskName());
internalTask.setExecutionDuration(getExecutionDuration());
internalTask.setFinishedTime(getFinishedTime());
internalTask.setStartTime(getStartTime());
internalTask.setExecutionHostName(getExecutionHostName());
internalTask.setCancelJobOnError(isCancelJobOnError());
internalTask.setPreciousLogs(isPreciousLogs());
internalTask.setPreciousResult(isPreciousResult());
internalTask.setRunAsMe(isRunAsMe());
internalTask.setWallTime(getWallTime());
internalTask.setMaxNumberOfExecution(getMaxNumberOfExecution());
internalTask.setRestartTaskOnError(getRestartMode());
internalTask.setFlowBlock(getFlowBlock());
internalTask.setIterationIndex(getIteration());
internalTask.setReplicationIndex(getReplication());
internalTask.setMatchingBlock(getMatchingBlock());
ForkEnvironment forkEnv = new ForkEnvironment();
forkEnv.setJavaHome(javaHome);
List<String> additionalClasspath = getAdditionalClasspath();
if (additionalClasspath != null) {
for (String classpath : additionalClasspath) {
forkEnv.addAdditionalClasspath(classpath);
}
}
List<String> jvmArguments = getJvmArguments();
if (jvmArguments != null) {
for (String jvmArg : jvmArguments) {
forkEnv.addJVMArgument(jvmArg);
}
}
List<EnvironmentModifierData> envModifiers = getEnvModifiers();
if (envModifiers != null) {
for (EnvironmentModifierData envModifier : envModifiers) {
forkEnv.addSystemEnvironmentVariable(envModifier.getName(), envModifier.getValue());
}
}
if (envScript != null) {
forkEnv.setEnvScript(envScript.createSimpleScript());
}
internalTask.setForkEnvironment(forkEnv);
return internalTask;
}
/**
* 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;
}