Renames demo extension to helloWorld

Signed-off-by: Darshit Chanpura <[email protected]>

DESIGN.md

@@ -41,7 +41,7 @@ Extensions are registered through the below REST request within OpenSearch.
 
 ```bash
 curl -XPOST "localhost:9200/_extensions/initialize" -H "Content-Type:application/json" --data '{ \
-"name":"hello-world", \                 // extension name
+"name":"helloWorld", \                 // extension name
 "uniqueId":"hello-world", \             // identifier for the extension
 "hostAddress":"127.0.0.1", \            // host address
 "port":"4532", \                        // port number

DEVELOPER_GUIDE.md

@@ -147,7 +147,7 @@ To **run OpenSearch from a compiled binary**, follow these steps:
 - Send the below sample REST API to initialize an extension
 ```bash
 curl -XPOST "localhost:9200/_extensions/initialize" -H "Content-Type:application/json" --data '{
-"name":"hello-world",
+"name":"helloWorld",
 "uniqueId":"hello-world",
 "hostAddress":"127.0.0.1",
 "port":"4532",
@@ -163,8 +163,8 @@ To **run OpenSearch from Gradle**, follow these steps:
 - Send the below sample REST API to initialize an extension
 ```bash
 curl -XPOST "localhost:9200/_extensions/initialize" -H "Content-Type:application/json" --data '{
-"name":"hello-world",
-"uniqueId":"hello-world",
+"name":"helloWorld",
+"uniqueId":"helloWorld",
 "hostAddress":"127.0.0.1",
 "port":"4532",
 "version":"1.0",
@@ -296,7 +296,7 @@ tar -xvf opensearch-sdk-java-1.0.0-SNAPSHOT.tar
 The artifact will include extension settings for the sample Hello World extension on the class path under the path `/sample/extension-settings.yml`:
 
 ```yaml
-  extensionName: hello-world
+  extensionName: helloWorld
   hostAddress: 127.0.0.1
   hostPort: 4532
   opensearchAddress: 127.0.0.1

src/main/resources/sample/helloworld-settings.yml

@@ -1,4 +1,4 @@
-extensionName: hello-world
+extensionName: helloWorld
 hostAddress: 127.0.0.1
 hostPort: 4500
 opensearchAddress: 127.0.0.1

src/test/java/org/opensearch/sdk/sample/helloworld/TestHelloWorldExtension.java

@@ -108,7 +108,7 @@ public void tearDown() throws Exception {
     public void testExtensionSettings() {
         // This effectively tests the Extension interface helper method
         ExtensionSettings extensionSettings = extension.getExtensionSettings();
-        ExtensionSettings expected = new ExtensionSettings("hello-world", "127.0.0.1", "4532", "127.0.0.1", "9200");
+        ExtensionSettings expected = new ExtensionSettings("helloWorld", "127.0.0.1", "4532", "127.0.0.1", "9200");
         assertEquals(expected.getExtensionName(), extensionSettings.getExtensionName());
         assertEquals(expected.getHostAddress(), extensionSettings.getHostAddress());
         assertEquals(expected.getHostPort(), extensionSettings.getHostPort());

src/test/java/org/opensearch/sdk/sample/helloworld/rest/TestRestHelloAction.java

@@ -36,7 +36,7 @@ public class TestRestHelloAction extends OpenSearchTestCase {
 
     private ExtensionRestHandler restHelloAction;
     // Temporarily removed pending integration of feature/identity branch
-    // private static final String EXTENSION_NAME = "hello-world";
+    // private static final String EXTENSION_NAME = "helloWorld";
 
     @Override
     @BeforeEach

src/test/resources/hello-world-extension.yml

@@ -1,4 +1,4 @@
-name: hello-world
+name: helloWorld
 uniqueId: opensearch-sdk-java-1
 hostAddress: '127.0.0.1'
 port: '4500'