Task/fix request header fields

README.md

@@ -37,7 +37,7 @@ This Java SDK is designed to help developers easily implement Skyflow into their
 
 Add this dependency to your project's build file:
 ```
-implementation 'com.skyflow:skyflow-java:1.4.0'
+implementation 'com.skyflow:skyflow-java:1.4.1'
 ```
 
 #### Maven users
@@ -47,7 +47,7 @@ Add this dependency to your project's POM:
     <dependency>
         <groupId>com.skyflow</groupId>
         <artifactId>skyflow-java</artifactId>
-        <version>1.4.0</version>
+        <version>1.4.1</version>
     </dependency>
 ```
 ---
@@ -148,7 +148,7 @@ records.put("records", recordsArray);
 InsertOptions insertOptions = new InsertOptions(true);
 
 ```
-An Example of insert call
+An [example](https://github.com/skyflowapi/skyflow-java/blob/master/samples/src/main/java/com/example/InsertExample.java) of insert call
 ```java
 JSONObject recordsJson = new JSONObject();
 JSONArray recordsArrayJson = new JSONArray();
@@ -202,7 +202,7 @@ recordsArrayJson.put(tokenJSon);
 
 recordsJson.put("records",recordsArrayJson);
 ```
-An Example of detokenize call
+An [example](https://github.com/skyflowapi/skyflow-java/blob/master/samples/src/main/java/com/example/DetokenizeExample.java) of detokenize call
 ```java
 JSONObject recordsJson = new JSONObject();
 
@@ -273,7 +273,7 @@ There are 4 accepted values in RedactionType:
 - `REDACTED`
 - `DEFAULT` 
 
-An Example getById call 
+An [example](https://github.com/skyflowapi/skyflow-java/blob/master/samples/src/main/java/com/example/GetByIdExample.java) getById call 
 ```java
 import com.skyflow.entities.RedactionType;
 
@@ -384,7 +384,7 @@ invokeConfig.put("requestBody", requestBodyJson);
 
 **pathParams, queryParams, requestHeader, requestBody** are the JSON objects that will be sent through the connection integration url.
 
-An example of invokeConnection:
+An [example](https://github.com/skyflowapi/skyflow-java/blob/master/samples/src/main/java/com/example/InvokeConnectionExample.java) of invokeConnection:
 ```java
 JSONObject invokeConfig = new JSONObject();
 invokeConfig.put("connectionURL", "<your_connection_url>");

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.skyflow</groupId>
     <artifactId>skyflow-java</artifactId>
-    <version>1.4.0</version>
+    <version>1.4.1</version>
     <packaging>jar</packaging>
 
     <name>${project.groupId}:${project.artifactId}</name>

samples/pom.xml

@@ -18,7 +18,7 @@
         <dependency>
             <groupId>com.skyflow</groupId>
             <artifactId>skyflow-java</artifactId>
-            <version>1.4.0</version>
+            <version>1.4.1</version>
         </dependency>
 
     </dependencies>

src/main/java/com/skyflow/common/utils/Helpers.java

@@ -129,7 +129,7 @@ public static Map<String, String> constructConnectionHeadersMap(JSONObject confi
         Map<String, String> headersMap = new HashMap<>();
         for (Object key : configHeaders.keySet()) {
             Object value = configHeaders.get(key);
-            headersMap.put((String) key, (String) value);
+            headersMap.put(((String) key).toLowerCase(), (String) value);
         }
         return headersMap;
     }

src/main/java/com/skyflow/common/utils/HttpUtility.java

@@ -20,7 +20,7 @@ public static String sendRequest(String method, String requestUrl, JSONObject pa
             URL url = new URL(requestUrl);
             connection = (HttpURLConnection) url.openConnection();
             connection.setRequestMethod(method);
-            connection.setRequestProperty("Content-Type", "application/json");
+            connection.setRequestProperty("content-type", "application/json");
 
             if (headers != null && headers.size() > 0) {
                 for (Map.Entry<String, String> entry : headers.entrySet()) {

src/main/java/com/skyflow/vault/Skyflow.java

@@ -209,8 +209,8 @@ public JSONObject invokeConnection(JSONObject connectionConfig) throws SkyflowEx
             if (connectionConfig.containsKey("requestHeader")) {
               headers = Helpers.constructConnectionHeadersMap((JSONObject) connectionConfig.get("requestHeader"));
             }
-            if(!headers.containsKey("X-Skyflow-Authorization")) {
-              headers.put("X-Skyflow-Authorization", TokenUtils.getBearerToken(configuration.getTokenProvider()));
+            if(!headers.containsKey("x-skyflow-authorization")) {
+              headers.put("x-skyflow-authorization", TokenUtils.getBearerToken(configuration.getTokenProvider()));
             }
 
             String requestMethod = connectionConfig.get("methodName").toString();