feat: list deployments in order

Author: saranyailla

server/src/main/java/com/aws/greengrass/cli/CLIEventStreamAgent.java

@@ -6,6 +6,7 @@
 package com.aws.greengrass.cli;
 
 import com.aws.greengrass.componentmanager.ComponentStore;
+import com.aws.greengrass.config.Node;
 import com.aws.greengrass.config.Topics;
 import com.aws.greengrass.deployment.DeploymentQueue;
 import com.aws.greengrass.deployment.model.ConfigurationUpdateOperation;
@@ -75,7 +76,9 @@
 import java.util.ArrayList;
 import java.util.Base64;
 import java.util.Collection;
+import java.util.Comparator;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
@@ -543,17 +546,28 @@ protected void onStreamClosed() {
 
         }
 
+        public List<Node> sortDeploymentsByTime(Iterator<Node> deploymentsIterator, Comparator<Node> comparator) {
+            List<Node> list = new ArrayList<>();
+            while (deploymentsIterator.hasNext()) {
+                list.add(deploymentsIterator.next());
+            }
+            list.sort(comparator);
+            return list;
+        }
+
         @Override
         public ListLocalDeploymentsResponse handleRequest(ListLocalDeploymentsRequest request) {
             return translateExceptions(() -> {
                 authorizeRequest(componentName);
                 List<LocalDeployment> persistedDeployments = new ArrayList<>();
                 Topics localDeployments = cliServiceConfig.findTopics(PERSISTENT_LOCAL_DEPLOYMENTS);
-                if (localDeployments != null) {
-                    localDeployments.forEach(topic -> {
-                        Topics topics = (Topics) topic;
+                List<Topics> deploymentsByTime = sortDeploymentsByTime(localDeployments.iterator(),
+                        new DeploymentTimeComparator());
+                if (deploymentsByTime != null) {
+                    deploymentsByTime.forEach(topics -> {
                         LocalDeployment localDeployment = new LocalDeployment();
                         localDeployment.setDeploymentId(topics.getName());
+
                         localDeployment.setStatus(
                                 deploymentStatusFromString(Coerce.toString(topics.find(DEPLOYMENT_STATUS_KEY_NAME))));
                         persistedDeployments.add(localDeployment);
@@ -565,6 +579,20 @@ public ListLocalDeploymentsResponse handleRequest(ListLocalDeploymentsRequest re
             });
         }
 
+        private class DeploymentTimeComparator implements Comparator {
+            @Override
+            public int compare(Object o1, Object o2) {
+                Topics t1 = (Topics) o1;
+                Topics t2 = (Topics) o2;
+                if (t1.getModtime() < t2.getModtime()) {
+                    return 1;
+                } else if (t1.getModtime() > t2.getModtime()) {
+                    return -1;
+                }
+                return 0;
+            }
+        }
+
         @Override
         public void handleStreamEvent(EventStreamJsonMessage streamRequestEvent) {