Package org.apache.twill.api

Examples of org.apache.twill.api.RuntimeSpecification

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    return txnl.executeUnchecked(new TransactionExecutor.Function<AppMds, Integer>() {
      @Override
      public Integer apply(AppMds mds) throws Exception {
        ApplicationSpecification appSpec = getAppSpecOrFail(mds, id);
        ServiceSpecification serviceSpec = getServiceSpecOrFail(id, appSpec);
        RuntimeSpecification runtimeSpec = getRunnableSpecOrFail(id, serviceSpec, runnable);
        return runtimeSpec.getResourceSpecification().getInstances();
      }
    });
  }
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      @Override
      public Void apply(AppMds mds) throws Exception {
        ApplicationSpecification appSpec = getAppSpecOrFail(mds, id);
        ServiceSpecification serviceSpec = getServiceSpecOrFail(id, appSpec);

        RuntimeSpecification runtimeSpec = serviceSpec.getRunnables().get(runnable);
        if (runtimeSpec == null) {
          throw new IllegalArgumentException(String.format("Runnable not found, app: %s, service: %s, runnable %s",
                                                           id.getApplication(), id.getId(), runnable));
        }

        ResourceSpecification resourceSpec = replaceInstanceCount(runtimeSpec.getResourceSpecification(), count);
        RuntimeSpecification newRuntimeSpec = replaceResourceSpec(runtimeSpec, resourceSpec);

        Preconditions.checkNotNull(newRuntimeSpec);

        ApplicationSpecification newAppSpec =
          replaceServiceSpec(appSpec, id.getId(), replaceRuntimeSpec(runnable, serviceSpec, newRuntimeSpec));
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    }
  }

  private RuntimeSpecification getRunnableSpecOrFail(final Id.Program id, ServiceSpecification serviceSpec,
                                                     String runnable) {
    RuntimeSpecification runtimeSpec = serviceSpec.getRunnables().get(runnable);
    if (runtimeSpec == null) {
      throw new NoSuchElementException(String.format("Runnable not found, app: %s, service: %s, runnable %s",
                                                     id.getApplication(), id.getId(), runnable));
    }
    return runtimeSpec;
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  • co.cask.cdap.internal.app.runtime.distributed.ServiceTwillApplication
  • co.cask.cdap.internal.app.runtime.distributed.ServiceTwillRunnable
  • co.cask.cdap.internal.app.runtime.service.InMemoryRunnableRunner
  • co.cask.cdap.internal.app.store.DefaultStore
  • org.apache.twill.internal.appmaster.ApplicationMasterService
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