SpringBoot: get CN from HoldingIdentity.x500Name

backend/src/main/java/djmil/cordacheckers/cordaclient/pojo/holdingIdentity.java

@@ -1,6 +1,22 @@
 package djmil.cordacheckers.cordaclient.pojo;
 
+import javax.naming.InvalidNameException;
+import javax.naming.ldap.LdapName;
+import javax.naming.ldap.Rdn;
+
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 
 @JsonIgnoreProperties(ignoreUnknown = true)
-public record holdingIdentity(String x500Name, String shortHash) { }
+public record holdingIdentity(String x500Name, String shortHash) { 
+    public String getName() throws InvalidNameException {
+        LdapName ln = new LdapName(x500Name);
+
+        for(Rdn rdn : ln.getRdns()) {
+            if(rdn.getType().equalsIgnoreCase("CN")) {
+                return rdn.getValue().toString();
+            }
+        }
+
+        throw new IllegalArgumentException("CN was not found");
+    }
+}

backend/src/test/java/djmil/cordacheckers/CordaClientTest.java

@@ -0,0 +1,33 @@
+package djmil.cordacheckers;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import djmil.cordacheckers.cordaclient.CordaClient;
+import djmil.cordacheckers.cordaclient.pojo.holdingIdentity;
+import djmil.cordacheckers.cordaclient.pojo.virtualNodes;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.util.List;
+
+import javax.naming.InvalidNameException;
+
+@SpringBootTest
+public class CordaClientTest {
+    @Autowired
+    CordaClient cordaclient;
+
+    @Test
+	void whenGetVirtualnode_thenListHoldingIdentity() throws GeneralSecurityException, IOException, InvalidNameException {
+        List<virtualNodes> vNodes = cordaclient.getVirtualnode();
+
+        holdingIdentity identity = vNodes.get(0).holdingIdentity();
+		assertThat(identity.getName()).isEqualTo("NotaryRep1");
+    }
+
+}