fixing windows requestToken issue

components/mobile-plugins/windows-plugin/org.wso2.carbon.device.mgt.mobile.windows.api/src/main/java/org/wso2/carbon/device/mgt/mobile/windows/api/services/enrollment/beans/AdditionalContext.java

@@ -27,7 +27,7 @@ import javax.xml.bind.annotation.XmlType;
 import java.util.ArrayList;
 import java.util.List;
 
-@XmlAccessorType(XmlAccessType.PROPERTY)
+@XmlAccessorType(XmlAccessType.FIELD)
 @XmlType(name = "OIDCollection", namespace = PluginConstants.SOAP_AUTHORIZATION_TARGET_NAMESPACE,
         propOrder = {"contextitem"})
 @SuppressWarnings("unused")

components/mobile-plugins/windows-plugin/org.wso2.carbon.device.mgt.mobile.windows.api/src/main/java/org/wso2/carbon/device/mgt/mobile/windows/api/services/enrollment/beans/ContextItem.java

@@ -20,15 +20,18 @@ package org.wso2.carbon.device.mgt.mobile.windows.api.services.enrollment.beans;
 
 import org.wso2.carbon.device.mgt.mobile.windows.api.common.PluginConstants;
 
-import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlType;
 
 @XmlAccessorType(XmlAccessType.PROPERTY)
 @XmlType(name = "ContextItem", namespace = PluginConstants.SOAP_AUTHORIZATION_TARGET_NAMESPACE)
 public class ContextItem {
 
-    @XmlAttribute(required = true, namespace = PluginConstants.SOAP_AUTHORIZATION_TARGET_NAMESPACE)
+    @XmlElement(required = true, namespace = PluginConstants.SOAP_AUTHORIZATION_TARGET_NAMESPACE)
     protected String Name;
-    @XmlValue
+    @XmlElement(required = true, namespace = PluginConstants.SOAP_AUTHORIZATION_TARGET_NAMESPACE)
     protected String Value;
 
     public String getValue() {