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1   /**
2    * Copyright 2005-2015 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.uif.service;
17  
18  import org.kuali.rice.krad.inquiry.Inquirable;
19  import org.kuali.rice.krad.uif.view.ViewSessionPolicy;
20  import org.kuali.rice.krad.lookup.LookupForm;
21  
22  /**
23   * Provides methods to query the dictionary meta-data for view entries and their
24   * corresponding component entries
25   *
26   * @author Kuali Rice Team (rice.collab@kuali.org)
27   */
28  public interface ViewDictionaryService {
29  
30      /**
31       * Queries the dictionary to find the <code>InquiryView</code> configured
32       * for the data object class and returns the configured Inquirable for the
33       * view. If more than one inquiry view exists for the data object class, the
34       * one that matches the given viewName, or the default if viewName is blank
35       * is used
36       *
37       * @param dataObjectClass - class for the inquiry data object
38       * @param viewName - name of the inquiry view, can be blank in which case the
39       * 'default' name will be used
40       * @return Inquirable<?> configured inquirable for the view, or null if view
41       *         is not found
42       */
43      public Inquirable getInquirable(Class<?> dataObjectClass, String viewName);
44  
45      /**
46       * Indicates whether the given data object class has an associated
47       * <code>InquiryView</code> configured and thus can have inquiry links built
48       *
49       * @param dataObjectClass - object class to get inquiry view for
50       * @return boolean true if the class has an inquiry view, false if no
51       *         inquiry view exists for the class
52       */
53      public boolean isInquirable(Class<?> dataObjectClass);
54  
55      /**
56       * Indicates whether the given data object class has an associated
57       * <code>LookupView</code> configured and thus can have quickfinders
58       * associated with the class
59       *
60       * @param dataObjectClass - object class to get lookup view for
61       * @return boolean true if the class has an lookup view, false if no lookup
62       *         view exists for the class
63       */
64      public boolean isLookupable(Class<?> dataObjectClass);
65  
66      /**
67       * Indicates whether the given data object class has an associated
68       * <code>MaintenanceDocumentView</code> configured
69       *
70       * @param dataObjectClass - object class to get maintenance view for
71       * @return boolean true if the class has an maintenance view, false if no
72       *         maintenance view exists for the class
73       */
74      public boolean isMaintainable(Class<?> dataObjectClass);
75  
76      /**
77       * Attempts to find an associated <code>LookupView</code> for the
78       * given data object class and if found returns the configured result
79       * set limit, if multiple lookup views are found the default is used
80       * unless the specific view can be found by view ID
81       *
82       * @param dataObjectClass - object class to get lookup view for
83       * @param form - the LookupForm
84       * @return Integer configured result set limit for lookup, or null if not found (note
85       *         property could also be null on the view itself)
86       */
87      public Integer getResultSetLimitForLookup(Class<?> dataObjectClass, LookupForm form);
88  
89      /**
90       * Retrieves the <code>ViewSessionPolicy</code> instance associated with the given view id
91       *
92       * @param viewId id for the view whose session policy should be retrieved
93       * @return view session policy instance for view or null if view not found for the given id
94       */
95      public ViewSessionPolicy getViewSessionPolicy(String viewId);
96  
97      /**
98       * Indicates whether session storage is enabled for the view associated with the given id
99       *
100      * @param viewId id for the view to check
101      * @return true if session storage is enabled, false if not enabled or the view was not found
102      */
103     public boolean isSessionStorageEnabled(String viewId);
104 }