ex9_16.txt

j2ee core design patterns

Example 9.16 WorkPageRef Code
package WorkAdapter;

public class WorkPageRef {
  String workPageRef;
  String userId;
  String workflowProcessId;
  String workItemId;

  public WorkPageRef() { }

  public WorkPageRef(String workPageRef, String userId, 
      String workflowProcessId, String workItemId) {
    this.workPageRef = workPageRef;
    this.userId = userId;
    this.workflowProcessId = workflowProcessId;
    this.workItemId = workItemId;
  }

  public String getURL() {
    StringBuffer s = new StringBuffer(workPageRef);
    s.append("?UserId=");
    s.append(userId);

    if (workflowProcessId != null && workItemId != null) {
      s.append("?");
    }
    if (workflowProcessId != null) {
      s.append("&WorkflowProcesId=").
      append(workflowProcessId);
    }
    if (workItemId != null) {
      s.append("&WorkItemId=").append(workItemId);
    }
    return s.toString();
  }
}