# POVerify.java Sample

This topic inludes the source code for the POVerify.java Sample.

## Sample Location

This sample is located in the following directory in your WebLogic Workshop installation:

BEA_HOME/weblogic81/samples/workshop/SamplesApp/WebServices/localControls/tags/

## Sample Source Code

`01 package localControls.tags; 02 03 import com.bea.control.Control; 04 05 /** 06 * This is the public interface for the POVerify control. 07 * The control's logic is implemented in POVerifyImpl. 08 */ 09 public interface POVerify extends Control 10 { 11 /** 12 * As with web services built with WebLogic Workshop, a control method exposed to clients is annotated with a common:operation tag. The addPurchaseOrder method does most of the work in this control. It is the only method exposed to clients. 13 * @common:operation 14 */ 15 boolean addPurchaseOrder(java.lang.String poNumberString, int customerID, int itemNumber, int quantity); 16 }`