20251106_0829hrs Accounts EndPoint

Author: deanbunn

src/main/java/edu/ucdavis/coeitss/Main.java

@@ -1,7 +1,105 @@
 package edu.ucdavis.coeitss;
 
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpRequest.BodyPublishers;
+import java.net.http.HttpResponse;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import io.github.cdimascio.dotenv.Dotenv;
+
+
 public class Main {
-    public static void main(String[] args) {
-        System.out.println("Hello world!");
+    public static void main(String[] args) throws Exception {
+
+        //Load the .env File
+        Dotenv dotenv = Dotenv.load();
+
+        //Initiate Instance Rosetta API Info and Load Required Values
+        RosettaAPIInfo rosettaAPIInfo = new RosettaAPIInfo();
+        rosettaAPIInfo.base_url = dotenv.get("ROSETTA_BASE_URL");
+        rosettaAPIInfo.client_id = dotenv.get("ROSETTA_CLIENT_ID");
+        rosettaAPIInfo.client_secret = dotenv.get("ROSETTA_CLIENT_SECRET");
+        rosettaAPIInfo.token_url = dotenv.get("ROSETTA_OAUTH_URL");
+        rosettaAPIInfo.test_id = dotenv.get("ROSETTA_TEST_ID");
+
+        //Check for Required Client ID and Secret Before Making API Calls
+        if(rosettaAPIInfo.client_id.isEmpty() == false && rosettaAPIInfo.client_secret.isEmpty() == false)
+        {
+            
+            //##########################################
+            //Retreiving OAuth Token
+            //##########################################
+        
+            //HttpClient for API Call to Rosetta API
+            HttpClient raHttpClient  = HttpClient.newHttpClient();
+
+            //Initiate Object Mapper to Parse Returned Json
+            ObjectMapper joMapper = new ObjectMapper();
+
+            //Build Request with Custom Header for OAuth Call
+            HttpRequest raHttpRequest = HttpRequest.newBuilder()
+                        .uri(URI.create(rosettaAPIInfo.token_url))
+                        .header("client_id", rosettaAPIInfo.client_id)
+                        .header("client_secret", rosettaAPIInfo.client_secret)
+                        .header("grant_type","CLIENT_CREDENTIALS")
+                        .POST(BodyPublishers.noBody())
+                        .build();
+
+            //Send Request via HTTP Client
+            HttpResponse<String> raHttpResponse = raHttpClient.send(raHttpRequest, HttpResponse.BodyHandlers.ofString());
+
+            //Create Json Object of Returned Json
+            JsonNode jnOAuthToken = joMapper.readTree(raHttpResponse.body());
+
+            //Load OAuth Access Token
+            rosettaAPIInfo.oauth_token = jnOAuthToken.get("access_token").asText();
+
+            //Check on Returned OAuth Access Token
+            if(rosettaAPIInfo.oauth_token.isEmpty() == false)
+            {
+
+                //########################################
+                // Viewing Accounts Endpoint Information
+                //########################################
+
+                //Var for Accounts URL
+                String accountsURL = rosettaAPIInfo.base_url + "accounts?iamid=" + rosettaAPIInfo.test_id;
+
+                //Build Request for Accounts Lookup
+                HttpRequest accntsHttpRequest = HttpRequest.newBuilder()
+                            .uri(URI.create(accountsURL))
+                            .header("Authorization","Bearer " + rosettaAPIInfo.oauth_token)
+                            .GET()
+                            .build();
+
+                //Send Accounts Request 
+                HttpResponse<String> accntsHttpResponse = raHttpClient.send(accntsHttpRequest, HttpResponse.BodyHandlers.ofString());
+
+                //Create Json Object of Accounts Json Data
+                JsonNode jnAccountsData = joMapper.readTree(accntsHttpResponse.body());
+
+                //Loop Through Accounts Information
+                for(JsonNode jnAccount : jnAccountsData)
+                {
+
+                    if(jnAccount.get("AccountName").asText().equalsIgnoreCase("UCPath Position Entitlement") == true)
+                    {
+                        String prettyJson = joMapper.writerWithDefaultPrettyPrinter().writeValueAsString(jnAccount);
+                        System.out.println(prettyJson);
+                    }
+
+                }//End of jnAccountData For
+
+
+
+
+            }//End of OAuth Access Token Empty Check
+
+        }//End of Empty Checks on Client ID and Secret 
+
     }
 }

src/main/java/edu/ucdavis/coeitss/RosettaAPIInfo.java

@@ -0,0 +1,22 @@
+package edu.ucdavis.coeitss;
+
+public class RosettaAPIInfo{
+    
+    public String base_url;
+    public String token_url;
+    public String client_id;
+    public String client_secret;
+    public String oauth_token;
+    public String test_id;
+
+    public RosettaAPIInfo()
+    {
+        base_url = "";
+        token_url = "";
+        client_id = "";
+        client_secret = "";
+        oauth_token = "";
+        test_id = "";
+    }
+    
+}