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1   /**
2    * Copyright 2005-2012 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.krad.lookup;
17  
18  import org.kuali.rice.krad.uif.element.Link;
19  import org.kuali.rice.krad.uif.field.InputField;
20  import org.kuali.rice.krad.uif.field.LinkField;
21  import org.kuali.rice.krad.uif.service.ViewHelperService;
22  import org.kuali.rice.krad.web.form.LookupForm;
23  
24  import java.util.Collection;
25  import java.util.Map;
26  
27  /**
28   * Provides contract for implementing a lookup within the lookup framework
29   *
30   * @author Kuali Rice Team (rice.collab@kuali.org)
31   */
32  public interface Lookupable extends ViewHelperService, java.io.Serializable {
33  
34      /**
35       * Invoked to carry out the lookup search based on the given map of key/value search
36       * values
37       *
38       * @param form - lookup form instance containing the lookup data
39       * @param searchCriteria - map of criteria currently set
40       * @param bounded - indicates whether the results should be limited (if necessary) to the max search
41       * result limit configured
42       * @return the list of result objects, possibly bounded
43       */
44      public Collection<?> performSearch(LookupForm form, Map<String, String> searchCriteria, boolean bounded);
45  
46      /**
47       * Invoked when the clear action is requested to result the search fields to
48       * their initial default values
49       *
50       * @param form - lookup form instance containing the lookup data
51       * @param searchCriteria - map of criteria currently set
52       * @return map of criteria with field values reset to defaults
53       */
54      public Map<String, String> performClear(LookupForm form, Map<String, String> searchCriteria);
55  
56      /**
57       * Invoked to perform validation on the search criteria before the search is performed
58       *
59       * @param form - lookup form instance containing the lookup data
60       * @param searchCriteria - map of criteria where key is search property name and value is
61       * search value (which can include wildcards)
62       */
63      public boolean validateSearchParameters(LookupForm form, Map<String, String> searchCriteria);
64  
65      /**
66       * Sets the class for the data object the lookup will be provided on
67       *
68       * @param dataObjectClass - data object class for lookup
69       */
70      public void setDataObjectClass(Class<?> dataObjectClass);
71  
72      /**
73       * Returns the class for the data object the lookup is configured with
74       *
75       * @return Class<?> data object class
76       */
77      public Class<?> getDataObjectClass();
78  
79      /**
80       * Invoked to build the return URL for a result row
81       *
82       * <p>
83       * Based on the line contained in the field context, the URL for returning the role is constructed and
84       * set as the href for the link field. If a return link cannot be constructed the field should be set
85       * to not render
86       * </p>
87       *
88       * @param returnLinkField - link field that will be used to render the return URL
89       * @param model - lookup form containing the data
90       */
91      public void getReturnUrlForResults(LinkField returnLinkField, Object model);
92  
93      /**
94       * Invoked to build a maintenance URL for a result row
95       *
96       * <p>
97       * Based on the line contained in the field context and the given maintenance method that should be called a
98       * URL is constructed and set as the href on the link field. If a maintenance link cannot be constructed the
99       * field should be set to not render
100      * </p>
101      *
102      * @param actionLink - link that will be used to return the maintenance URL
103      * @param model - lookup form containing the data
104      * @param maintenanceMethodToCall - name of the method that should be invoked in the maintenance controller
105      */
106     public void getMaintenanceActionLink(Link actionLink, Object model, String maintenanceMethodToCall);
107 
108     /**
109      * Set the value for the input field control to contain the field conversion values for the line
110      *
111      * <p>
112      * Creates and populate the value of the input field control.  This value is build according to
113      * {@link LookupForm#getFieldConversions} and allows for client side population of the returned fields without
114      * having to do an additional server call.
115      * </p>
116      *
117      * @param selectField - the InputField used to mark the lookup row as selected
118      * @param model - lookup form containing the data
119      */
120     public void setMultiValueLookupSelect(InputField selectField, Object model);
121 }