From 8893d80edd52ff8fff491b1da061333ffa15450b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B6ren=20Henning?= <post@soeren-henning.de>
Date: Fri, 1 May 2020 16:26:25 +0200
Subject: [PATCH] remove unused classes

---
 .../workloadGenerator/ConfigPublisher.java    |  50 ------
 .../LoadGeneratorExtrem.java                  | 165 ------------------
 .../workloadGenerator/ConfigPublisher.java    |  50 ------
 .../LoadGeneratorExtrem.java                  | 165 ------------------
 4 files changed, 430 deletions(-)
 delete mode 100644 uc3-workload-generator/src/main/java/uc3/workloadGenerator/ConfigPublisher.java
 delete mode 100644 uc3-workload-generator/src/main/java/uc3/workloadGenerator/LoadGeneratorExtrem.java
 delete mode 100644 uc4-workload-generator/src/main/java/uc4/workloadGenerator/ConfigPublisher.java
 delete mode 100644 uc4-workload-generator/src/main/java/uc4/workloadGenerator/LoadGeneratorExtrem.java

diff --git a/uc3-workload-generator/src/main/java/uc3/workloadGenerator/ConfigPublisher.java b/uc3-workload-generator/src/main/java/uc3/workloadGenerator/ConfigPublisher.java
deleted file mode 100644
index ab36397d8..000000000
--- a/uc3-workload-generator/src/main/java/uc3/workloadGenerator/ConfigPublisher.java
+++ /dev/null
@@ -1,50 +0,0 @@
-package uc3.workloadGenerator;
-
-import java.util.Properties;
-import java.util.concurrent.ExecutionException;
-import org.apache.kafka.clients.producer.KafkaProducer;
-import org.apache.kafka.clients.producer.Producer;
-import org.apache.kafka.clients.producer.ProducerConfig;
-import org.apache.kafka.clients.producer.ProducerRecord;
-import org.apache.kafka.common.serialization.StringSerializer;
-import titan.ccp.configuration.events.Event;
-import titan.ccp.configuration.events.EventSerde;
-
-public class ConfigPublisher {
-
-  private final String topic;
-
-  private final Producer<Event, String> producer;
-
-  public ConfigPublisher(final String bootstrapServers, final String topic) {
-    this(bootstrapServers, topic, new Properties());
-  }
-
-  public ConfigPublisher(final String bootstrapServers, final String topic,
-      final Properties defaultProperties) {
-    this.topic = topic;
-
-    final Properties properties = new Properties();
-    properties.putAll(defaultProperties);
-    properties.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
-    properties.put(ProducerConfig.MAX_REQUEST_SIZE_CONFIG, "134217728"); // 128 MB
-    properties.put(ProducerConfig.BUFFER_MEMORY_CONFIG, "134217728"); // 128 MB
-
-    this.producer =
-        new KafkaProducer<>(properties, EventSerde.serializer(), new StringSerializer());
-  }
-
-  public void publish(final Event event, final String value) {
-    final ProducerRecord<Event, String> record = new ProducerRecord<>(this.topic, event, value);
-    try {
-      this.producer.send(record).get();
-    } catch (InterruptedException | ExecutionException e) {
-      throw new IllegalArgumentException(e);
-    }
-  }
-
-  public void close() {
-    this.producer.close();
-  }
-
-}
diff --git a/uc3-workload-generator/src/main/java/uc3/workloadGenerator/LoadGeneratorExtrem.java b/uc3-workload-generator/src/main/java/uc3/workloadGenerator/LoadGeneratorExtrem.java
deleted file mode 100644
index 2361cf2c0..000000000
--- a/uc3-workload-generator/src/main/java/uc3/workloadGenerator/LoadGeneratorExtrem.java
+++ /dev/null
@@ -1,165 +0,0 @@
-package uc3.workloadGenerator;
-
-import java.io.IOException;
-import java.lang.management.ManagementFactory;
-import java.lang.management.ThreadMXBean;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Objects;
-import java.util.Properties;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-import kafkaSender.KafkaRecordSender;
-import org.apache.kafka.clients.producer.ProducerConfig;
-import titan.ccp.configuration.events.Event;
-import titan.ccp.model.sensorregistry.MutableAggregatedSensor;
-import titan.ccp.model.sensorregistry.MutableSensorRegistry;
-import titan.ccp.model.sensorregistry.SensorRegistry;
-import titan.ccp.models.records.ActivePowerRecord;
-
-public class LoadGeneratorExtrem {
-
-  public static void main(final String[] args) throws InterruptedException, IOException {
-
-    final String hierarchy = Objects.requireNonNullElse(System.getenv("HIERARCHY"), "deep");
-    final int numNestedGroups =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_NESTED_GROUPS"), "1"));
-    final int numSensor =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_SENSORS"), "1"));
-    final int value =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("VALUE"), "10"));
-    final boolean sendRegistry =
-        Boolean.parseBoolean(Objects.requireNonNullElse(System.getenv("SEND_REGISTRY"), "true"));
-    final boolean doNothing =
-        Boolean.parseBoolean(Objects.requireNonNullElse(System.getenv("DO_NOTHING"), "false"));
-    final int threads =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("THREADS"), "4"));
-    final int producers =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("PRODUCERS"), "1"));
-    final String kafkaBootstrapServers =
-        Objects.requireNonNullElse(System.getenv("KAFKA_BOOTSTRAP_SERVERS"), "localhost:9092");
-    final String kafkaInputTopic =
-        Objects.requireNonNullElse(System.getenv("KAFKA_INPUT_TOPIC"), "input");
-    final String kafkaBatchSize = System.getenv("KAFKA_BATCH_SIZE");
-    final String kafkaLingerMs = System.getenv("KAFKA_LINGER_MS");
-    final String kafkaBufferMemory = System.getenv("KAFKA_BUFFER_MEMORY");
-
-    final SensorRegistry sensorRegistry =
-        buildSensorRegistry(hierarchy, numNestedGroups, numSensor);
-
-    if (sendRegistry) {
-      final ConfigPublisher configPublisher =
-          new ConfigPublisher(kafkaBootstrapServers, "configuration");
-      configPublisher.publish(Event.SENSOR_REGISTRY_CHANGED, sensorRegistry.toJson());
-      configPublisher.close();
-      System.out.println("Configuration sent.");
-
-      System.out.println("Now wait 30 seconds");
-      Thread.sleep(30_000);
-      System.out.println("And woke up again :)");
-    }
-
-    final Properties kafkaProperties = new Properties();
-    // kafkaProperties.put("acks", this.acknowledges);
-    kafkaProperties.compute(ProducerConfig.BATCH_SIZE_CONFIG, (k, v) -> kafkaBatchSize);
-    kafkaProperties.compute(ProducerConfig.LINGER_MS_CONFIG, (k, v) -> kafkaLingerMs);
-    kafkaProperties.compute(ProducerConfig.BUFFER_MEMORY_CONFIG, (k, v) -> kafkaBufferMemory);
-    final List<KafkaRecordSender<ActivePowerRecord>> kafkaRecordSenders = Stream
-        .<KafkaRecordSender<ActivePowerRecord>>generate(
-            () -> new KafkaRecordSender<>(
-                kafkaBootstrapServers,
-                kafkaInputTopic,
-                r -> r.getIdentifier(),
-                r -> r.getTimestamp(),
-                kafkaProperties))
-        .limit(producers)
-        .collect(Collectors.toList());
-
-    final List<String> sensors =
-        sensorRegistry.getMachineSensors().stream().map(s -> s.getIdentifier())
-            .collect(Collectors.toList());
-
-    for (int i = 0; i < threads; i++) {
-      final int threadId = i;
-      new Thread(() -> {
-        while (true) {
-          for (final String sensor : sensors) {
-            if (!doNothing) {
-              kafkaRecordSenders.get(threadId % producers).write(new ActivePowerRecord(
-                  sensor,
-                  System.currentTimeMillis(),
-                  value));
-            }
-          }
-        }
-      }).start();
-    }
-
-    while (true) {
-      printCpuUsagePerThread();
-    }
-
-    // System.out.println("Wait for termination...");
-    // Thread.sleep(30 * 24 * 60 * 60 * 1000L);
-    // System.out.println("Will terminate now");
-  }
-
-  private static void printCpuUsagePerThread() throws InterruptedException {
-    final ThreadMXBean tmxb = ManagementFactory.getThreadMXBean();
-    final List<Thread> threads = new ArrayList<>(Thread.getAllStackTraces().keySet());
-
-    final long start = System.nanoTime();
-    final long[] startCpuTimes = new long[threads.size()];
-    for (int i = 0; i < threads.size(); i++) {
-      final Thread thread = threads.get(i);
-      startCpuTimes[i] = tmxb.getThreadCpuTime(thread.getId());
-    }
-
-    Thread.sleep(5000);
-
-    for (int i = 0; i < threads.size(); i++) {
-      final Thread thread = threads.get(i);
-      final long cpuTime = tmxb.getThreadCpuTime(thread.getId()) - startCpuTimes[i];
-      final long dur = System.nanoTime() - start;
-      final double util = (double) cpuTime / dur;
-      System.out.println(
-          "Thread " + thread.getName() + ": " + String.format(java.util.Locale.US, "%.4f", util));
-    }
-  }
-
-  private static SensorRegistry buildSensorRegistry(final String hierarchy,
-      final int numNestedGroups, final int numSensor) {
-    final MutableSensorRegistry sensorRegistry = new MutableSensorRegistry("group_lvl_0");
-    if (hierarchy.equals("deep")) {
-      MutableAggregatedSensor lastSensor = sensorRegistry.getTopLevelSensor();
-      for (int lvl = 1; lvl < numNestedGroups; lvl++) {
-        lastSensor = lastSensor.addChildAggregatedSensor("group_lvl_" + lvl);
-      }
-      for (int s = 0; s < numSensor; s++) {
-        lastSensor.addChildMachineSensor("sensor_" + s);
-      }
-    } else if (hierarchy.equals("full")) {
-      addChildren(sensorRegistry.getTopLevelSensor(), numSensor, 1, numNestedGroups, 0);
-    } else {
-      throw new IllegalStateException();
-    }
-    return sensorRegistry;
-  }
-
-  private static int addChildren(final MutableAggregatedSensor parent, final int numChildren,
-      final int lvl, final int maxLvl, int nextId) {
-    for (int c = 0; c < numChildren; c++) {
-      if (lvl == maxLvl) {
-        parent.addChildMachineSensor("s_" + nextId);
-        nextId++;
-      } else {
-        final MutableAggregatedSensor newParent =
-            parent.addChildAggregatedSensor("g_" + lvl + '_' + nextId);
-        nextId++;
-        nextId = addChildren(newParent, numChildren, lvl + 1, maxLvl, nextId);
-      }
-    }
-    return nextId;
-  }
-
-}
diff --git a/uc4-workload-generator/src/main/java/uc4/workloadGenerator/ConfigPublisher.java b/uc4-workload-generator/src/main/java/uc4/workloadGenerator/ConfigPublisher.java
deleted file mode 100644
index b12666881..000000000
--- a/uc4-workload-generator/src/main/java/uc4/workloadGenerator/ConfigPublisher.java
+++ /dev/null
@@ -1,50 +0,0 @@
-package uc4.workloadGenerator;
-
-import java.util.Properties;
-import java.util.concurrent.ExecutionException;
-import org.apache.kafka.clients.producer.KafkaProducer;
-import org.apache.kafka.clients.producer.Producer;
-import org.apache.kafka.clients.producer.ProducerConfig;
-import org.apache.kafka.clients.producer.ProducerRecord;
-import org.apache.kafka.common.serialization.StringSerializer;
-import titan.ccp.configuration.events.Event;
-import titan.ccp.configuration.events.EventSerde;
-
-public class ConfigPublisher {
-
-  private final String topic;
-
-  private final Producer<Event, String> producer;
-
-  public ConfigPublisher(final String bootstrapServers, final String topic) {
-    this(bootstrapServers, topic, new Properties());
-  }
-
-  public ConfigPublisher(final String bootstrapServers, final String topic,
-      final Properties defaultProperties) {
-    this.topic = topic;
-
-    final Properties properties = new Properties();
-    properties.putAll(defaultProperties);
-    properties.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
-    properties.put(ProducerConfig.MAX_REQUEST_SIZE_CONFIG, "134217728"); // 128 MB
-    properties.put(ProducerConfig.BUFFER_MEMORY_CONFIG, "134217728"); // 128 MB
-
-    this.producer =
-        new KafkaProducer<>(properties, EventSerde.serializer(), new StringSerializer());
-  }
-
-  public void publish(final Event event, final String value) {
-    final ProducerRecord<Event, String> record = new ProducerRecord<>(this.topic, event, value);
-    try {
-      this.producer.send(record).get();
-    } catch (InterruptedException | ExecutionException e) {
-      throw new IllegalArgumentException(e);
-    }
-  }
-
-  public void close() {
-    this.producer.close();
-  }
-
-}
diff --git a/uc4-workload-generator/src/main/java/uc4/workloadGenerator/LoadGeneratorExtrem.java b/uc4-workload-generator/src/main/java/uc4/workloadGenerator/LoadGeneratorExtrem.java
deleted file mode 100644
index a864a0f33..000000000
--- a/uc4-workload-generator/src/main/java/uc4/workloadGenerator/LoadGeneratorExtrem.java
+++ /dev/null
@@ -1,165 +0,0 @@
-package uc4.workloadGenerator;
-
-import java.io.IOException;
-import java.lang.management.ManagementFactory;
-import java.lang.management.ThreadMXBean;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Objects;
-import java.util.Properties;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-import kafkaSender.KafkaRecordSender;
-import org.apache.kafka.clients.producer.ProducerConfig;
-import titan.ccp.configuration.events.Event;
-import titan.ccp.model.sensorregistry.MutableAggregatedSensor;
-import titan.ccp.model.sensorregistry.MutableSensorRegistry;
-import titan.ccp.model.sensorregistry.SensorRegistry;
-import titan.ccp.models.records.ActivePowerRecord;
-
-public class LoadGeneratorExtrem {
-
-  public static void main(final String[] args) throws InterruptedException, IOException {
-
-    final String hierarchy = Objects.requireNonNullElse(System.getenv("HIERARCHY"), "deep");
-    final int numNestedGroups =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_NESTED_GROUPS"), "1"));
-    final int numSensor =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("NUM_SENSORS"), "1"));
-    final int value =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("VALUE"), "10"));
-    final boolean sendRegistry =
-        Boolean.parseBoolean(Objects.requireNonNullElse(System.getenv("SEND_REGISTRY"), "true"));
-    final boolean doNothing =
-        Boolean.parseBoolean(Objects.requireNonNullElse(System.getenv("DO_NOTHING"), "false"));
-    final int threads =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("THREADS"), "4"));
-    final int producers =
-        Integer.parseInt(Objects.requireNonNullElse(System.getenv("PRODUCERS"), "1"));
-    final String kafkaBootstrapServers =
-        Objects.requireNonNullElse(System.getenv("KAFKA_BOOTSTRAP_SERVERS"), "localhost:9092");
-    final String kafkaInputTopic =
-        Objects.requireNonNullElse(System.getenv("KAFKA_INPUT_TOPIC"), "input");
-    final String kafkaBatchSize = System.getenv("KAFKA_BATCH_SIZE");
-    final String kafkaLingerMs = System.getenv("KAFKA_LINGER_MS");
-    final String kafkaBufferMemory = System.getenv("KAFKA_BUFFER_MEMORY");
-
-    final SensorRegistry sensorRegistry =
-        buildSensorRegistry(hierarchy, numNestedGroups, numSensor);
-
-    if (sendRegistry) {
-      final ConfigPublisher configPublisher =
-          new ConfigPublisher(kafkaBootstrapServers, "configuration");
-      configPublisher.publish(Event.SENSOR_REGISTRY_CHANGED, sensorRegistry.toJson());
-      configPublisher.close();
-      System.out.println("Configuration sent.");
-
-      System.out.println("Now wait 30 seconds");
-      Thread.sleep(30_000);
-      System.out.println("And woke up again :)");
-    }
-
-    final Properties kafkaProperties = new Properties();
-    // kafkaProperties.put("acks", this.acknowledges);
-    kafkaProperties.compute(ProducerConfig.BATCH_SIZE_CONFIG, (k, v) -> kafkaBatchSize);
-    kafkaProperties.compute(ProducerConfig.LINGER_MS_CONFIG, (k, v) -> kafkaLingerMs);
-    kafkaProperties.compute(ProducerConfig.BUFFER_MEMORY_CONFIG, (k, v) -> kafkaBufferMemory);
-    final List<KafkaRecordSender<ActivePowerRecord>> kafkaRecordSenders = Stream
-        .<KafkaRecordSender<ActivePowerRecord>>generate(
-            () -> new KafkaRecordSender<>(
-                kafkaBootstrapServers,
-                kafkaInputTopic,
-                r -> r.getIdentifier(),
-                r -> r.getTimestamp(),
-                kafkaProperties))
-        .limit(producers)
-        .collect(Collectors.toList());
-
-    final List<String> sensors =
-        sensorRegistry.getMachineSensors().stream().map(s -> s.getIdentifier())
-            .collect(Collectors.toList());
-
-    for (int i = 0; i < threads; i++) {
-      final int threadId = i;
-      new Thread(() -> {
-        while (true) {
-          for (final String sensor : sensors) {
-            if (!doNothing) {
-              kafkaRecordSenders.get(threadId % producers).write(new ActivePowerRecord(
-                  sensor,
-                  System.currentTimeMillis(),
-                  value));
-            }
-          }
-        }
-      }).start();
-    }
-
-    while (true) {
-      printCpuUsagePerThread();
-    }
-
-    // System.out.println("Wait for termination...");
-    // Thread.sleep(30 * 24 * 60 * 60 * 1000L);
-    // System.out.println("Will terminate now");
-  }
-
-  private static void printCpuUsagePerThread() throws InterruptedException {
-    final ThreadMXBean tmxb = ManagementFactory.getThreadMXBean();
-    final List<Thread> threads = new ArrayList<>(Thread.getAllStackTraces().keySet());
-
-    final long start = System.nanoTime();
-    final long[] startCpuTimes = new long[threads.size()];
-    for (int i = 0; i < threads.size(); i++) {
-      final Thread thread = threads.get(i);
-      startCpuTimes[i] = tmxb.getThreadCpuTime(thread.getId());
-    }
-
-    Thread.sleep(5000);
-
-    for (int i = 0; i < threads.size(); i++) {
-      final Thread thread = threads.get(i);
-      final long cpuTime = tmxb.getThreadCpuTime(thread.getId()) - startCpuTimes[i];
-      final long dur = System.nanoTime() - start;
-      final double util = (double) cpuTime / dur;
-      System.out.println(
-          "Thread " + thread.getName() + ": " + String.format(java.util.Locale.US, "%.4f", util));
-    }
-  }
-
-  private static SensorRegistry buildSensorRegistry(final String hierarchy,
-      final int numNestedGroups, final int numSensor) {
-    final MutableSensorRegistry sensorRegistry = new MutableSensorRegistry("group_lvl_0");
-    if (hierarchy.equals("deep")) {
-      MutableAggregatedSensor lastSensor = sensorRegistry.getTopLevelSensor();
-      for (int lvl = 1; lvl < numNestedGroups; lvl++) {
-        lastSensor = lastSensor.addChildAggregatedSensor("group_lvl_" + lvl);
-      }
-      for (int s = 0; s < numSensor; s++) {
-        lastSensor.addChildMachineSensor("sensor_" + s);
-      }
-    } else if (hierarchy.equals("full")) {
-      addChildren(sensorRegistry.getTopLevelSensor(), numSensor, 1, numNestedGroups, 0);
-    } else {
-      throw new IllegalStateException();
-    }
-    return sensorRegistry;
-  }
-
-  private static int addChildren(final MutableAggregatedSensor parent, final int numChildren,
-      final int lvl, final int maxLvl, int nextId) {
-    for (int c = 0; c < numChildren; c++) {
-      if (lvl == maxLvl) {
-        parent.addChildMachineSensor("s_" + nextId);
-        nextId++;
-      } else {
-        final MutableAggregatedSensor newParent =
-            parent.addChildAggregatedSensor("g_" + lvl + '_' + nextId);
-        nextId++;
-        nextId = addChildren(newParent, numChildren, lvl + 1, maxLvl, nextId);
-      }
-    }
-    return nextId;
-  }
-
-}
-- 
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