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authorMarcin Chrzanowski <marcin.j.chrzanowski@gmail.com>2020-01-04 16:18:22 +0100
committerMarcin Chrzanowski <marcin.j.chrzanowski@gmail.com>2020-01-04 16:18:22 +0100
commit237a7caa6971b67d6f98aa4f2aae3cbab7d86def (patch)
treeed29d099f90c6fbbec9821dc0f28322a32504765 /src/main/java
parent9be545d6f2609d5fe8143a1964d44f6eee588ea2 (diff)
Run queries on an interval
Diffstat (limited to 'src/main/java')
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java30
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/RecursiveScheduledTask.java26
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/TimerScheduledTask.java2
3 files changed, 55 insertions, 3 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
index 70da4af..0efa710 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/Agent.java
@@ -6,14 +6,19 @@ import java.rmi.server.UnicastRemoteObject;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
+import java.util.function.Supplier;
import pl.edu.mimuw.cloudatlas.agent.NewApiImplementation;
+import pl.edu.mimuw.cloudatlas.agent.messages.RunQueriesMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.TimerSchedulerMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.UpdateAttributesMessage;
import pl.edu.mimuw.cloudatlas.agent.modules.Module;
import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType;
import pl.edu.mimuw.cloudatlas.agent.modules.Qurnik;
import pl.edu.mimuw.cloudatlas.agent.modules.Remik;
import pl.edu.mimuw.cloudatlas.agent.modules.Stanik;
+import pl.edu.mimuw.cloudatlas.agent.modules.RecursiveScheduledTask;
+import pl.edu.mimuw.cloudatlas.agent.modules.TimerScheduledTask;
import pl.edu.mimuw.cloudatlas.agent.modules.TimerScheduler;
import pl.edu.mimuw.cloudatlas.api.Api;
import pl.edu.mimuw.cloudatlas.interpreter.Main;
@@ -101,11 +106,30 @@ public class Agent {
}
}
+ private static void startQueries(long queriesPeriod) {
+ Supplier<TimerScheduledTask> taskSupplier = () ->
+ new TimerScheduledTask() {
+ public void run() {
+ try {
+ sendMessage(new RunQueriesMessage("", 0));
+ } catch (InterruptedException e) {
+ System.out.println("Interrupted while triggering queries");
+ }
+ }
+ };
+
+ TimerScheduledTask timerTask = new RecursiveScheduledTask(queriesPeriod, taskSupplier);
+
+ try {
+ eventBus.addMessage(new TimerSchedulerMessage("", 0, "", queriesPeriod, 0, timerTask));
+ } catch (InterruptedException e) {
+ System.out.println("Interrupted while starting queries");
+ }
+ }
+
private static void addZoneAndChildren(ZMI zmi, PathName pathName) {
try {
- System.out.println("trying to add " + pathName.toString());
UpdateAttributesMessage message = new UpdateAttributesMessage("", 0, pathName.toString(), zmi.getAttributes());
- System.out.println("added it!");
eventBus.addMessage(message);
for (ZMI son : zmi.getSons()) {
addZoneAndChildren(son, pathName.levelDown(son.getAttributes().getOrNull("name").toString()));
@@ -119,5 +143,7 @@ public class Agent {
runModulesAsThreads();
runRegistry();
initZones();
+ // TODO: make query period confiurable with config file and from tests
+ startQueries(100l);
}
}
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/RecursiveScheduledTask.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/RecursiveScheduledTask.java
new file mode 100644
index 0000000..07e1fd4
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/RecursiveScheduledTask.java
@@ -0,0 +1,26 @@
+package pl.edu.mimuw.cloudatlas.agent.modules;
+
+import java.util.function.Supplier;
+
+import pl.edu.mimuw.cloudatlas.agent.messages.TimerSchedulerMessage;
+
+public class RecursiveScheduledTask extends TimerScheduledTask {
+ private long delay;
+ private Supplier<TimerScheduledTask> taskSupplier;
+
+ public RecursiveScheduledTask(long delay, Supplier<TimerScheduledTask> taskSupplier) {
+ this.delay = delay;
+ this.taskSupplier = taskSupplier;
+ }
+
+ public void run() {
+ try {
+ TimerScheduledTask task = taskSupplier.get();
+ task.setScheduler(scheduler);
+ task.run();
+ sendMessage(new TimerSchedulerMessage("", 0, "", delay, 0, new RecursiveScheduledTask(delay, taskSupplier)));
+ } catch (InterruptedException e) {
+ System.out.println("Caught interrupted exception while running RecursiveScheduledTask");
+ }
+ }
+}
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/TimerScheduledTask.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/TimerScheduledTask.java
index 7a0da70..da4bd6f 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/TimerScheduledTask.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/TimerScheduledTask.java
@@ -5,7 +5,7 @@ import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
import java.util.TimerTask;
public abstract class TimerScheduledTask extends TimerTask {
- private TimerScheduler scheduler;
+ protected TimerScheduler scheduler;
public abstract void run();