Added runtime exception to DCA

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/EnrolmentInfo.java

@@ -20,7 +20,7 @@ package org.wso2.carbon.device.mgt.common;
 
 import java.io.Serializable;
 
-public class EnrolmentInfo implements Serializable{
+public class EnrolmentInfo implements Serializable {
 
     private static final long serialVersionUID = 1998101712L;
 
@@ -40,7 +40,8 @@ public class EnrolmentInfo implements Serializable{
     private Status status;
     private String owner;
 
-    public EnrolmentInfo() {}
+    public EnrolmentInfo() {
+    }
 
     public EnrolmentInfo(Device device, String owner, OwnerShip ownership, Status status) {
         this.device = device;
@@ -109,11 +110,9 @@ public class EnrolmentInfo implements Serializable{
     public boolean equals(Object obj) {
         if (obj instanceof EnrolmentInfo) {
             EnrolmentInfo tempInfo = (EnrolmentInfo) obj;
-            if (owner != null && ownership != null) {
-                if (tempInfo.getOwner() != null && tempInfo.getOwnership() != null) {
-                    if (owner.equals(tempInfo.getOwner()) && ownership.equals(tempInfo.getOwnership())) {
-                        return true;
-                    }
+            if (this.owner != null && this.ownership != null) {
+                if (this.owner.equals(tempInfo.getOwner()) && this.ownership.equals(tempInfo.getOwnership())) {
+                    return true;
                 }
             }
         }

components/oauth-extensions/dynamic-client-manager/src/main/java/org/wso2/carbon/identity/oauth/extension/DynamicClientRegistrationUtil.java

@@ -128,6 +128,10 @@ public class DynamicClientRegistrationUtil {
             serviceProvider.setDescription("Service Provider for application " + applicationName);
 
             ApplicationManagementService appMgtService = ApplicationManagementService.getInstance();
+            if (appMgtService == null) {
+                throw new IllegalStateException("Error occurred while retrieving Application Management" +
+                        "Service");
+            }
             appMgtService.createApplication(serviceProvider);
 
             ServiceProvider createdServiceProvider = appMgtService.getApplication(applicationName);
@@ -230,7 +234,7 @@ public class DynamicClientRegistrationUtil {
             ApplicationManagementService appMgtService = ApplicationManagementService.getInstance();
 
             if (appMgtService == null) {
-                throw new APIManagementException("Error occurred while retrieving Application Management" +
+                throw new IllegalStateException("Error occurred while retrieving Application Management" +
                         "Service");
             }
             ServiceProvider createdServiceProvider = appMgtService.getApplication(applicationName);