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();
}
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}});
}
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}});
}
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"}});
}