runtime/org.argeo.slc.specs/src/main/java/org/argeo/slc/execution/ExecutionProcess.java

   1 package org.argeo.slc.execution;
   2
   3 /**
   4  * A process is the functional representation of a combination of executions.
   5  * While an execution is the actual java code running, a process exists before,
   6  * during and after the execution actually took place, providing an entry point
   7  * for the definition of executions, their monitoring (e.g. logging) and
   8  * tracking. A process can be distributed or parallelized.
   9  */
  10 public interface ExecutionProcess {
  11         /** The process is not yet usable. */
  12         public final static String NEW = "NEW";
  13         /** The process is usable but not yet scheduled to run. */
  14         public final static String INITIALIZED = "INITIALIZED";
  15         /** The process is usable and scheduled to run, but not yet running. */
  16         public final static String SCHEDULED = "SCHEDULED";
  17         /** The process is currently running. */
  18         public final static String RUNNING = "RUNNING";
  19         /** The process has properly completed. */
  20         public final static String COMPLETED = "COMPLETED";
  21         /** The process failed because of an unexpected error. */
  22         public final static String ERROR = "ERROR";
  23         /** The status cannot be retrieved (probably because of unexpected errors). */
  24         public final static String UNKOWN = "UNKOWN";
  25
  26         /**
  27          * Only a reference to the process has been kept, all monitoring data such
  28          * as logs have been purged.
  29          */
  30         public final static String PURGED = "PURGED";
  31
  32         /** The UUID of this process. */
  33         public String getUuid();
  34
  35         /** The current status of this process. */
  36         public String getStatus();
  37
  38         /** Sets the current status of this process */
  39         public void setStatus(String status);
  40 }