ex9_13.txt

j2ee core design patterns

Example 9.13  	WorkPageFactory Code
package WorkAdapter;

public class WorkPageFactory {
  final String WORK_MAP = "WorkMapper.xml";

  private static WorkPageFactory me;

  public synchronized static WorkPageFactory getInstance() {
    if (me == null) {
      me = new WorkPageFactory();
    }
    return me;
  }

  private WorkPageFactory() { }

  public WorkPageRef createWorkPageRef(String userId,
      String userRole, String workflowEvent,
      String workflowName, String workflowProcessId,
      String workItemName, String workItemId) {
    WorkMapper map = new WorkMapper(WORK_MAP);
    String ref = map.getWorkPageRef(WORK_MAP, workflowEvent,
        workflowName, workItemName, userRole);
    return new WorkPageRef(ref, userId, workflowProcessId,
        workItemId);
  }
}