Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.eagle.alert.engine.publisher.dedup; import com.typesafe.config.Config; import com.typesafe.config.ConfigFactory; import org.apache.commons.lang.builder.ToStringBuilder; import org.apache.eagle.alert.engine.coordinator.PolicyDefinition; import org.apache.eagle.alert.engine.coordinator.StreamDefinition; import org.apache.eagle.alert.engine.model.AlertStreamEvent; import org.apache.eagle.alert.engine.publisher.impl.DefaultDeduplicator; import org.junit.Assert; import org.junit.Test; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import static org.apache.eagle.alert.engine.publisher.AlertPublisherTestHelper.*; public class DefaultDeduplicatorTest { @Test public void testNormal() throws Exception { //String intervalMin, List<String> customDedupFields, String dedupStateField, String dedupStateCloseValue // assume state: OPEN, WARN, CLOSE System.setProperty("config.resource", "/application-mongo-statestore.conf"); Config config = ConfigFactory.load(); DedupCache dedupCache = new DedupCache(config, "testPublishment"); DefaultDeduplicator deduplicator = new DefaultDeduplicator("PT1M", Arrays.asList(new String[] { "alertKey" }), "state", "close", dedupCache); StreamDefinition stream = createStream(); PolicyDefinition policy = createPolicyGroupByStreamId(stream.getStreamId(), "testPolicy"); AlertStreamEvent e1 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "OPEN", 0, 0 }); AlertStreamEvent e2 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "WARN", 0, 0 }); AlertStreamEvent e3 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "OPEN", 0, 0 }); AlertStreamEvent e4 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "WARN", 0, 0 }); AlertStreamEvent e5 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "CLOSE", 0, 0 }); AlertStreamEvent e6 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "OPEN", 0, 0 }); AlertStreamEvent e7 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "OPEN", 0, 0 }); AlertStreamEvent e8 = createEvent(stream, policy, new Object[] { System.currentTimeMillis(), "host1", "testPolicy-host1-01", "OPEN", 0, 0 }); List<AlertStreamEvent> allResults = new ArrayList<AlertStreamEvent>(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e1); if (result != null) { allResults.addAll(result); } System.out.println("1 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e2); if (result != null) { allResults.addAll(result); } System.out.println("2 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e3); if (result != null) { allResults.addAll(result); } System.out.println("3 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e4); if (result != null) { allResults.addAll(result); } System.out.println("4 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { try { Thread.sleep(500); } catch (InterruptedException e) { } List<AlertStreamEvent> result = deduplicator.dedup(e5); if (result != null) { allResults.addAll(result); } System.out.println("5 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e6); if (result != null) { allResults.addAll(result); } System.out.println("6 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e7); if (result != null) { allResults.addAll(result); } System.out.println("7 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); new Thread(new Runnable() { @Override public void run() { List<AlertStreamEvent> result = deduplicator.dedup(e8); if (result != null) { allResults.addAll(result); } System.out.println("8 >>>> " + ToStringBuilder.reflectionToString(result)); } }).start(); Thread.sleep(2000); long maxCount = 0; for (AlertStreamEvent event : allResults) { Assert.assertNotNull(event.getData()[4]); Assert.assertNotNull(event.getData()[5]); if (((Long) event.getData()[4]) > maxCount) { maxCount = (Long) event.getData()[4]; System.out.println(String.format(">>>>>%s: %s", event, maxCount)); } } } }