Add more JavaDocs

plugins/command-manager/src/main/java/com/wazuh/commandmanager/index/CommandIndex.java

@@ -31,6 +31,9 @@
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutorService;
 
+/**
+ * Class to manage the Command Manager index and index template.
+ */
 public class CommandIndex implements IndexingOperationListener {
 
     private static final Logger logger = LogManager.getLogger(CommandIndex.class);
@@ -53,7 +56,7 @@ public CommandIndex(Client client, ClusterService clusterService, ThreadPool thr
     }
 
     /**
-     * @param command: A Command model object
+     * @param command A Command model object
      * @return A CompletableFuture with the RestStatus response from the operation
      */
     public CompletableFuture<RestStatus> asyncCreate(Command command) {
@@ -95,9 +98,10 @@ public CompletableFuture<RestStatus> asyncCreate(Command command) {
     }
 
     /**
+     * Checks for the existence of the given index template in the cluster.
      *
-     * @param template_name
-     * @return
+     * @param template_name index template name within the resources folder
+     * @return whether the index template exists.
      */
     public boolean indexTemplateExists(String template_name) {
         Map<String, IndexTemplateMetadata> templates = this.clusterService

plugins/command-manager/src/main/java/com/wazuh/commandmanager/utils/httpclient/HttpRestClientDemo.java

@@ -17,10 +17,19 @@
 import java.security.AccessController;
 import java.security.PrivilegedAction;
 
+/**
+ * Demo class to test the {@link HttpRestClient} class.
+ */
 public class HttpRestClientDemo {
 
     private static final Logger log = LogManager.getLogger(HttpRestClientDemo.class);
 
+    /**
+     * Demo method to test the {@link HttpRestClient} class.
+     *
+     * @param endpoint POST's requests endpoint as a well-formed URI
+     * @param body     POST's request body as a JSON string.
+     */
     public static void run(String endpoint, String body) {
         log.info("Executing POST request");
         AccessController.doPrivileged(

plugins/command-manager/src/test/java/com/wazuh/commandmanager/CommandManagerTests.java

@@ -10,7 +10,6 @@
 import com.wazuh.commandmanager.utils.httpclient.HttpRestClient;
 import org.apache.hc.client5.http.async.methods.SimpleHttpResponse;
 import org.junit.Assert;
-import org.junit.Test;
 import org.opensearch.test.OpenSearchTestCase;
 
 import java.net.URI;
@@ -53,6 +52,9 @@ public void testPost_success() {
         }
     }
 
-    public void testPost_badUri() {}
-    public void testPost_badPayload() {}
+    public void testPost_badUri() {
+    }
+
+    public void testPost_badPayload() {
+    }
 }