コード例 #1
0
  public void testSkipToNextRow() {
    Configuration config = SupportConfigFactory.getConfiguration();
    config.addEventType("MyEvent", SupportRecogBean.class);
    EPServiceProvider epService = EPServiceProviderManager.getDefaultProvider(config);
    epService.initialize();

    String[] fields = "a_string,b_string".split(",");
    String text =
        "select * from MyEvent.win:keepall() "
            + "match_recognize ("
            + "  measures A.theString as a_string, B.theString as b_string "
            + "  all matches "
            + "  after match skip to next row "
            + "  pattern (A B) "
            + "  define B as B.value > A.value"
            + ") "
            + "order by a_string, b_string";

    EPStatement stmt = epService.getEPAdministrator().createEPL(text);
    SupportUpdateListener listener = new SupportUpdateListener();
    stmt.addListener(listener);

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E1", 5));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E2", 3));
    assertFalse(listener.isInvoked());
    assertFalse(stmt.iterator().hasNext());

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E3", 6));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"E2", "E3"}});
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"E2", "E3"}});

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E4", 4));
    assertFalse(listener.isInvoked());
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"E2", "E3"}});

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E5", 6));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"E4", "E5"}});
    EPAssertionUtil.assertPropsPerRow(
        stmt.iterator(), fields, new Object[][] {{"E2", "E3"}, {"E4", "E5"}});

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E6", 10));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"E5", "E6"}});
    EPAssertionUtil.assertPropsPerRow(
        stmt.iterator(), fields, new Object[][] {{"E2", "E3"}, {"E4", "E5"}, {"E5", "E6"}});

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E7", 9));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E8", 4));
    assertFalse(listener.isInvoked());
    EPAssertionUtil.assertPropsPerRow(
        stmt.iterator(), fields, new Object[][] {{"E2", "E3"}, {"E4", "E5"}, {"E5", "E6"}});

    stmt.stop();
  }
コード例 #2
0
  private void runAssertion(
      EPServiceProvider epService, SupportUpdateListener listener, EPStatement stmt) {
    String[] fields = "a,b0,b1".split(",");

    epService.getEPRuntime().sendEvent(new SupportRecogBean("A1", 1));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"A1", null, null}});
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"A1", null, null}});

    // since the first match skipped past A, we do not match again
    epService.getEPRuntime().sendEvent(new SupportRecogBean("B1", 2));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"A1", "B1", null}});
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"A1", "B1", null}});
  }
コード例 #3
0
  public void testAfterNextRow() {
    Configuration config = SupportConfigFactory.getConfiguration();
    config.addEventType("MyEvent", SupportRecogBean.class);
    EPServiceProvider epService = EPServiceProviderManager.getDefaultProvider(config);
    epService.initialize();

    String[] fields = "a,b0,b1".split(",");
    String text =
        "select * from MyEvent.win:keepall() "
            + "match_recognize ("
            + "  measures A.theString as a, B[0].theString as b0, B[1].theString as b1"
            + "  AFTER MATCH SKIP TO NEXT ROW "
            + "  pattern (A B*) "
            + "  define "
            + "    A as A.theString like 'A%',"
            + "    B as B.theString like 'B%'"
            + ")";

    EPStatement stmt = epService.getEPAdministrator().createEPL(text);
    SupportUpdateListener listener = new SupportUpdateListener();
    stmt.addListener(listener);

    epService.getEPRuntime().sendEvent(new SupportRecogBean("A1", 1));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"A1", null, null}});
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"A1", null, null}});

    // since the first match skipped past A, we do not match again
    epService.getEPRuntime().sendEvent(new SupportRecogBean("B1", 2));
    assertFalse(listener.isInvoked()); // incremental skips to next
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"A1", "B1", null}});
  }
コード例 #4
0
  public void testVariableMoreThenOnce() {
    Configuration config = SupportConfigFactory.getConfiguration();
    config.addEventType("MyEvent", SupportRecogBean.class);
    EPServiceProvider epService = EPServiceProviderManager.getDefaultProvider(config);
    epService.initialize();

    String[] fields = "a0,b,a1".split(",");
    String text =
        "select * from MyEvent.win:keepall() "
            + "match_recognize ("
            + "  measures A[0].theString as a0, B.theString as b, A[1].theString as a1 "
            + "  all matches "
            + "  after match skip to next row "
            + "  pattern ( A B A ) "
            + "  define "
            + "    A as (A.value = 1),"
            + "    B as (B.value = 2)"
            + ")";

    EPStatement stmt = epService.getEPAdministrator().createEPL(text);
    SupportUpdateListener listener = new SupportUpdateListener();
    stmt.addListener(listener);

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E1", 3));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E2", 1));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E3", 2));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E4", 5));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E5", 1));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E6", 2));
    assertFalse(listener.isInvoked());
    assertFalse(stmt.iterator().hasNext());

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E7", 1));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"E5", "E6", "E7"}});
    EPAssertionUtil.assertPropsPerRow(stmt.iterator(), fields, new Object[][] {{"E5", "E6", "E7"}});

    epService.getEPRuntime().sendEvent(new SupportRecogBean("E8", 2));
    epService.getEPRuntime().sendEvent(new SupportRecogBean("E9", 1));
    EPAssertionUtil.assertPropsPerRow(
        listener.getAndResetLastNewData(), fields, new Object[][] {{"E7", "E8", "E9"}});
    EPAssertionUtil.assertPropsPerRow(
        stmt.iterator(), fields, new Object[][] {{"E5", "E6", "E7"}, {"E7", "E8", "E9"}});
  }