本文整理汇总了Java中com.espertech.esper.adapter.InputAdapter.start方法的典型用法代码示例。如果您正苦于以下问题:Java InputAdapter.start方法的具体用法?Java InputAdapter.start怎么用?Java InputAdapter.start使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.espertech.esper.adapter.InputAdapter
的用法示例。
在下文中一共展示了InputAdapter.start方法的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testEngineThread1000PerSec
import com.espertech.esper.adapter.InputAdapter; //导入方法依赖的package包/类
/**
* Play a CSV file using an engine thread
*/
public void testEngineThread1000PerSec() throws Exception {
epService = EPServiceProviderManager.getProvider("testExistingTypeNoOptions", makeConfig("TypeA"));
epService.initialize();
EPStatement stmt = epService.getEPAdministrator().createEPL("select symbol, price, volume from TypeA#length(100)");
SupportUpdateListener listener = new SupportUpdateListener();
stmt.addListener(listener);
CSVInputAdapterSpec spec = new CSVInputAdapterSpec(new AdapterInputSource(CSV_FILENAME_ONELINE_TRADE), "TypeA");
spec.setEventsPerSec(1000);
spec.setUsingEngineThread(true);
InputAdapter inputAdapter = new CSVInputAdapter(epService, spec);
inputAdapter.start();
Thread.sleep(1000);
assertEquals(1, listener.getNewDataList().size());
}
示例2: testEngineThread1PerSec
import com.espertech.esper.adapter.InputAdapter; //导入方法依赖的package包/类
/**
* Play a CSV file using an engine thread.
*/
public void testEngineThread1PerSec() throws Exception {
epService = EPServiceProviderManager.getProvider("testExistingTypeNoOptions", makeConfig("TypeA"));
epService.initialize();
EPStatement stmt = epService.getEPAdministrator().createEPL("select symbol, price, volume from TypeA#length(100)");
SupportUpdateListener listener = new SupportUpdateListener();
stmt.addListener(listener);
CSVInputAdapterSpec spec = new CSVInputAdapterSpec(new AdapterInputSource(CSV_FILENAME_ONELINE_TRADE_MULTIPLE), "TypeA");
spec.setEventsPerSec(1);
spec.setUsingEngineThread(true);
InputAdapter inputAdapter = new CSVInputAdapter(epService, spec);
inputAdapter.start();
Thread.sleep(1500);
assertEquals(1, listener.getNewDataList().size());
listener.reset();
Thread.sleep(300);
assertEquals(0, listener.getNewDataList().size());
Thread.sleep(2000);
assertTrue(listener.getNewDataList().size() >= 2);
}
示例3: testAppThread
import com.espertech.esper.adapter.InputAdapter; //导入方法依赖的package包/类
/**
* Play a CSV file using the application thread
*/
public void testAppThread() throws Exception {
epService = EPServiceProviderManager.getProvider("testExistingTypeNoOptions", makeConfig("TypeA"));
epService.initialize();
EPStatement stmt = epService.getEPAdministrator().createEPL("select symbol, price, volume from TypeA#length(100)");
SupportUpdateListener listener = new SupportUpdateListener();
stmt.addListener(listener);
CSVInputAdapterSpec spec = new CSVInputAdapterSpec(new AdapterInputSource(CSV_FILENAME_ONELINE_TRADE), "TypeA");
spec.setEventsPerSec(1000);
InputAdapter inputAdapter = new CSVInputAdapter(epService, spec);
inputAdapter.start();
assertEquals(1, listener.getNewDataList().size());
}
示例4: testDynamicType
import com.espertech.esper.adapter.InputAdapter; //导入方法依赖的package包/类
/**
* Play a CSV file using no existing (dynamic) event type (no timestamp)
*/
public void testDynamicType() {
CSVInputAdapterSpec spec = new CSVInputAdapterSpec(new AdapterInputSource(CSV_FILENAME_ONELINE_TRADE), "TypeB");
Configuration config = new Configuration();
config.getEngineDefaults().getThreading().setInternalTimerEnabled(false);
epService = EPServiceProviderManager.getDefaultProvider(config);
epService.initialize();
InputAdapter feed = new CSVInputAdapter(epService, spec);
EPStatement stmt = epService.getEPAdministrator().createEPL("select symbol, price, volume from TypeB#length(100)");
SupportUpdateListener listener = new SupportUpdateListener();
stmt.addListener(listener);
assertEquals(String.class, stmt.getEventType().getPropertyType("symbol"));
assertEquals(String.class, stmt.getEventType().getPropertyType("price"));
assertEquals(String.class, stmt.getEventType().getPropertyType("volume"));
feed.start();
assertEquals(1, listener.getNewDataList().size());
}
示例5: trySource
import com.espertech.esper.adapter.InputAdapter; //导入方法依赖的package包/类
private void trySource(AdapterInputSource source) throws Exception {
CSVInputAdapterSpec spec = new CSVInputAdapterSpec(source, "TypeC");
epService = EPServiceProviderManager.getProvider("testPlayFromInputStream", makeConfig("TypeC"));
epService.initialize();
InputAdapter feed = new CSVInputAdapter(epService, spec);
EPStatement stmt = epService.getEPAdministrator().createEPL("select * from TypeC#length(100)");
SupportUpdateListener listener = new SupportUpdateListener();
stmt.addListener(listener);
feed.start();
assertEquals(1, listener.getNewDataList().size());
if (source.getAsReader() != null) {
source.getAsReader().reset();
} else {
source.getAsStream().reset();
}
// test graph
String graph = "create dataflow ReadCSV " +
"FileSource -> mystream<TypeC> { hasTitleLine: true, classpathFile: true }" +
"DefaultSupportCaptureOp(mystream) {}";
epService.getEPAdministrator().createEPL(graph);
DefaultSupportCaptureOp<Object> outputOp = new DefaultSupportCaptureOp<Object>();
EPDataFlowInstantiationOptions options = new EPDataFlowInstantiationOptions();
options.operatorProvider(new DefaultSupportGraphOpProvider(outputOp));
options.parameterProvider(new DefaultSupportGraphParamProvider(Collections.<String, Object>singletonMap("adapterInputSource", source)));
EPDataFlowInstance instance = epService.getEPRuntime().getDataFlowRuntime().instantiate("ReadCSV", options);
instance.run();
Object[] received = outputOp.getAndReset().get(0).toArray();
assertEquals(1, received.length);
}