1 /**
2 * Copyright 2005-2014 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.rice.kns.rule;
17
18 import org.apache.struts.action.ActionForm;
19 import org.kuali.rice.kns.rule.event.PromptBeforeValidationEvent;
20 import org.kuali.rice.krad.rules.rule.BusinessRule;
21
22 import javax.servlet.http.HttpServletRequest;
23
24 /**
25 * An interface for a class that provides the ability to prompt the user with a question prior to running a document action.
26 * An implementation class of this interface may be specified in the document data dictionary file.
27 *
28 * By default, unless KualiDocumentActionBase is overridden, the sole method will be invoked upon using the "approve", "blanketApprove",
29 * "performRouteReport", and "route" methodToCalls.
30 */
31 public interface PromptBeforeValidation extends BusinessRule {
32
33 /**
34 * Callback method from Maintenance action that allows checks to be done and response redirected via the PreRulesCheckEvent
35 *
36 * @param form
37 * @param request
38 * @param event stores various information necessary to render the question prompt
39 * @return boolean indicating whether the validation (and if validation successful, the action) should continue. If false, the
40 * values within the event parameter will determine how the struts action handler should proceed
41 */
42 public boolean processPrompts(ActionForm form, HttpServletRequest request, PromptBeforeValidationEvent event);
43 }