Adding a contact

[adhavan]

hi,
i want to add a contact to my application. i tried this coding but it is throwing NULL POINTER EXCEPTION i don't where i am going wrong

ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 
		ops.add(ContentProviderOperation.newInsert(ContactsContract.Data.CONTENT_URI)
				.withValue(ContactsContract.Data.MIMETYPE,ContactsContract.CommonDataKinds.StructuredName.CONTENT_ITEM_TYPE)
				.withValue(ContactsContract.CommonDataKinds.StructuredName.DISPLAY_NAME, name)
		        .withValue(ContactsContract.Data.MIMETYPE,ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE)
		        .withValue(ContactsContract.CommonDataKinds.Phone.NUMBER, phone)
		        .withValue(ContactsContract.CommonDataKinds.Phone.TYPE, phoneType)
		        .withValue(ContactsContract.Data.MIMETYPE,ContactsContract.CommonDataKinds.Email.CONTENT_ITEM_TYPE)
		        .withValue(ContactsContract.CommonDataKinds.Email.DATA, email)
		        .withValue(ContactsContract.CommonDataKinds.Email.TYPE, emailType)		        
		   .build());
		try { 
			
		    getContentResolver().applyBatch(ContactsContract.AUTHORITY, ops); 
		    Context ctx = getApplicationContext();
		    CharSequence txt = "Contact " + name +" added successfully";
			 int duration = Toast.LENGTH_LONG;
			 Toast toast = Toast.makeText(ctx, txt, duration);
			 toast.show();
		} catch (Exception e) {
			
			
			
		}