Example usage for org.springframework.statemachine.recipes.tasks TasksHandler getStateMachine

Introduction

In this page you can find the example usage for org.springframework.statemachine.recipes.tasks TasksHandler getStateMachine.

Prototype

public StateMachine<String, String> getStateMachine() 

Source Link

Document

Gets the internal state machine used by executing tasks.

Usage

From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testRunOnceSimpleNoFailures() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", sleepRunnable()).build();

    TestListener listener = new TestListener();
    listener.reset(9, 0, 0);//ww  w .  ja va  2 s .c o  m
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(9));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
    Map<Object, Object> variables = machine.getExtendedState().getVariables();
    assertThat(variables.size(), is(3));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testRunFail() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", failRunnable()).build();

    TestListener listener = new TestListener();
    listener.reset(11, 0, 0);/*from  w ww.  jav a2  s  .c  om*/
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(11));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_ERROR, TasksHandler.STATE_MANUAL));
    Map<Object, Object> variables = machine.getExtendedState().getVariables();
    assertThat(variables.size(), is(3));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testRunFailAndFixAndContinue() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", failRunnable()).build();

    TestListener listener = new TestListener();
    listener.reset(11, 0, 0);//from  w w w. ja va  2  s.  c o  m
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(11));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_ERROR, TasksHandler.STATE_MANUAL));

    listener.reset(0, 0, 0, 0, 1);
    handler.fixCurrentProblems();
    assertThat(listener.extendedStateChangedLatch.await(1, TimeUnit.SECONDS), is(true));

    listener.reset(1, 0, 0);
    handler.continueFromError();
    assertThat(listener.stateChangedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(1));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testRunFailAndAutomaticFix() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", failRunnable()).build();

    TestTasksListener tasksListener = new TestTasksListener();
    tasksListener.fix = true;/*from w ww. jav  a  2s. com*/
    handler.addTasksListener(tasksListener);

    TestListener listener = new TestListener();
    listener.reset(1, 0, 0);
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedLatch.await(2, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(1));

    listener.reset(10, 0, 0);

    handler.runTasks();
    assertThat(listener.stateChangedLatch.await(4, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(10));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testDagSingleRoot() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("1", "12", sleepRunnable())
            .task("1", "13", sleepRunnable()).build();

    TestListener listener = new TestListener();
    listener.reset(9, 0, 0);/*w ww .j a va 2 s.  co m*/
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(12, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(9));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
    Map<Object, Object> variables = machine.getExtendedState().getVariables();
    assertThat(variables.size(), is(3));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testDagMultiRoot() throws InterruptedException {
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("1", "12", sleepRunnable())
            .task("1", "13", sleepRunnable()).task("2", sleepRunnable()).task("2", "22", sleepRunnable())
            .task("2", "23", sleepRunnable()).task("3", sleepRunnable()).task("3", "32", sleepRunnable())
            .task("3", "33", sleepRunnable()).build();

    TestListener listener = new TestListener();
    StateMachine<String, String> machine = handler.getStateMachine();

    machine.addStateListener(listener);//  w  w w  . j a v a  2  s .co m
    listener.reset(1, 0, 0);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedLatch.await(2, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(1));

    listener.reset(20, 0, 0);
    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(10, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(20));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
    Map<Object, Object> variables = machine.getExtendedState().getVariables();
    assertThat(variables.size(), is(9));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testEvents1() throws InterruptedException {
    TestTasksListener tasksListener = new TestTasksListener();
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", sleepRunnable()).listener(tasksListener).build();

    TestListener listener = new TestListener();
    listener.reset(9, 0, 0);//from w w  w  .  j  av  a  2  s  .c  o  m
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    tasksListener.reset(1, 0, 3, 3, 0, 3, 1, 0);
    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(9));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));

    assertThat(tasksListener.onTasksStartedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTasksStarted, is(1));
    assertThat(tasksListener.onTaskPreExecuteLatch.await(3, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTaskPreExecute, is(3));
    assertThat(tasksListener.onTaskPostExecuteLatch.await(3, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTaskPostExecute, is(3));
    assertThat(tasksListener.onTaskFailed, is(0));
    assertThat(tasksListener.onTaskSuccessLatch.await(3, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTaskSuccess, is(3));
    assertThat(tasksListener.onTasksSuccessLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTasksSuccess, is(1));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testEvents2() throws InterruptedException {
    TestTasksListener tasksListener = new TestTasksListener();
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", failRunnable()).listener(tasksListener).build();

    TestListener listener = new TestListener();
    listener.reset(11, 0, 0);/*from  w w w.ja v a 2s .  c o m*/
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    tasksListener.reset(1, 0, 0, 0, 1, 0, 0, 1);
    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(11));

    assertThat(tasksListener.onTasksStartedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTasksStarted, is(1));
    assertThat(tasksListener.onTaskSuccessLatch.await(2, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTaskSuccess, is(2));
    assertThat(tasksListener.onTaskFailedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTaskFailed, is(1));
    assertThat(tasksListener.onTasksErrorLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTasksError, is(1));
    assertThat(tasksListener.onTasksSuccess, is(0));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testEvents3() throws InterruptedException {
    TestTasksListener tasksListener = new TestTasksListener();
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", failRunnable()).listener(tasksListener).build();

    TestListener listener = new TestListener();
    listener.reset(11, 0, 0);/*from w w w .  jav  a 2  s .  co m*/
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    tasksListener.reset(0, 1, 0, 0, 0, 0, 0, 0);
    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(11));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_ERROR, TasksHandler.STATE_MANUAL));

    listener.reset(1, 0, 0);
    handler.fixCurrentProblems();
    handler.continueFromError();
    assertThat(listener.stateChangedLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(1));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));

    assertThat(tasksListener.onTasksContinueLatch.await(1, TimeUnit.SECONDS), is(true));
    assertThat(tasksListener.onTasksContinue, is(1));
}

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From source file:org.springframework.statemachine.recipes.TasksHandlerTests.java

@Test
public void testPersist1() throws InterruptedException {
    TestStateMachinePersist persist = new TestStateMachinePersist();
    TasksHandler handler = TasksHandler.builder().task("1", sleepRunnable()).task("2", sleepRunnable())
            .task("3", sleepRunnable()).persist(persist).build();

    TestListener listener = new TestListener();
    listener.reset(9, 0, 0);//from   w  ww .  java  2 s  . c om
    StateMachine<String, String> machine = handler.getStateMachine();
    machine.addStateListener(listener);
    machine.start();
    assertThat(listener.stateMachineStartedLatch.await(1, TimeUnit.SECONDS), is(true));

    persist.reset(5);

    handler.runTasks();

    assertThat(listener.stateChangedLatch.await(8, TimeUnit.SECONDS), is(true));
    assertThat(listener.stateChangedCount, is(9));
    assertThat(machine.getState().getIds(), contains(TasksHandler.STATE_READY));
    Map<Object, Object> variables = machine.getExtendedState().getVariables();
    assertThat(variables.size(), is(3));

    assertThat(persist.writeLatch.await(4, TimeUnit.SECONDS), is(true));
    assertThat(persist.contexts.size(), is(5));

    for (StateMachineContext<String, String> context : persist.getContexts()) {
        if (context.getState() == "TASKS") {
            assertThat(context.getChilds().size(), is(3));
        } else {
            assertThat(context.getChilds().size(), is(0));
        }
    }
}

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