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16 package org.kuali.rice.krad.uif.service.impl;
17
18 import org.apache.commons.lang.StringUtils;
19 import org.kuali.rice.core.api.exception.RiceRuntimeException;
20 import org.kuali.rice.krad.data.DataObjectUtils;
21 import org.kuali.rice.krad.datadictionary.DataDictionary;
22 import org.kuali.rice.krad.inquiry.Inquirable;
23 import org.kuali.rice.krad.service.DataDictionaryService;
24 import org.kuali.rice.krad.uif.UifConstants;
25 import org.kuali.rice.krad.uif.UifConstants.ViewType;
26 import org.kuali.rice.krad.uif.UifParameters;
27 import org.kuali.rice.krad.uif.UifPropertyPaths;
28 import org.kuali.rice.krad.uif.service.ViewDictionaryService;
29 import org.kuali.rice.krad.uif.util.ViewModelUtils;
30 import org.kuali.rice.krad.uif.view.LookupView;
31 import org.kuali.rice.krad.uif.view.View;
32 import org.kuali.rice.krad.uif.view.ViewSessionPolicy;
33 import org.kuali.rice.krad.util.KRADUtils;
34 import org.kuali.rice.krad.web.form.LookupForm;
35 import org.springframework.beans.PropertyValues;
36 import org.springframework.util.Assert;
37
38 import java.util.HashMap;
39 import java.util.Map;
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50
51 public class ViewDictionaryServiceImpl implements ViewDictionaryService {
52 private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(
53 ViewDictionaryServiceImpl.class);
54
55 private DataDictionaryService dataDictionaryService;
56
57
58
59
60
61 public Inquirable getInquirable(Class<?> dataObjectClass, String viewName) {
62 Inquirable inquirable = null;
63
64 if (StringUtils.isBlank(viewName)) {
65 viewName = UifConstants.DEFAULT_VIEW_NAME;
66 }
67
68 Map<String, String> indexKey = new HashMap<String, String>();
69 indexKey.put(UifParameters.VIEW_NAME, viewName);
70 indexKey.put(UifParameters.DATA_OBJECT_CLASS_NAME, dataObjectClass.getName());
71
72
73 PropertyValues propertyValues = getDataDictionary().getViewPropertiesByType(ViewType.INQUIRY, indexKey);
74
75 String viewHelperServiceClassName = ViewModelUtils.getStringValFromPVs(propertyValues,
76 UifPropertyPaths.VIEW_HELPER_SERVICE_CLASS);
77 if (StringUtils.isNotBlank(viewHelperServiceClassName)) {
78 try {
79 inquirable = (Inquirable) DataObjectUtils.newInstance(Class.forName(viewHelperServiceClassName));
80 } catch (ClassNotFoundException e) {
81 throw new RiceRuntimeException(
82 "Unable to find class for inquirable classname: " + viewHelperServiceClassName, e);
83 }
84 }
85
86 return inquirable;
87 }
88
89
90
91
92 public boolean isInquirable(Class<?> dataObjectClass) {
93 Map<String, String> indexKey = new HashMap<String, String>();
94 indexKey.put(UifParameters.VIEW_NAME, UifConstants.DEFAULT_VIEW_NAME);
95 indexKey.put(UifParameters.DATA_OBJECT_CLASS_NAME, dataObjectClass.getName());
96
97 boolean isInquirable = getDataDictionary().viewByTypeExist(ViewType.INQUIRY, indexKey);
98
99 return isInquirable;
100 }
101
102
103
104
105 public boolean isLookupable(Class<?> dataObjectClass) {
106 Map<String, String> indexKey = new HashMap<String, String>();
107 indexKey.put(UifParameters.VIEW_NAME, UifConstants.DEFAULT_VIEW_NAME);
108 indexKey.put(UifParameters.DATA_OBJECT_CLASS_NAME, dataObjectClass.getName());
109
110 boolean isLookupable = getDataDictionary().viewByTypeExist(ViewType.LOOKUP, indexKey);
111
112 return isLookupable;
113 }
114
115
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117
118 public boolean isMaintainable(Class<?> dataObjectClass) {
119 Map<String, String> indexKey = new HashMap<String, String>();
120 indexKey.put(UifParameters.VIEW_NAME, UifConstants.DEFAULT_VIEW_NAME);
121 indexKey.put(UifParameters.DATA_OBJECT_CLASS_NAME, dataObjectClass.getName());
122
123 boolean isMaintainable = getDataDictionary().viewByTypeExist(ViewType.MAINTENANCE, indexKey);
124
125 return isMaintainable;
126 }
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134
135 @Override
136 public Integer getResultSetLimitForLookup(Class<?> dataObjectClass, LookupForm lookupForm) {
137 LookupView lookupView = null;
138 boolean multipleValueSelectSpecifiedOnURL = false;
139
140 if (KRADUtils.isNotNull(lookupForm)) {
141 if (lookupForm.isMultipleValuesSelect()) {
142 multipleValueSelectSpecifiedOnURL = true;
143 }
144
145 if (!multipleValueSelectSpecifiedOnURL && lookupForm.getViewRequestParameters().containsKey(
146 UifParameters.MULTIPLE_VALUES_SELECT)) {
147 String multiValueSelect = lookupForm.getViewRequestParameters().get(
148 UifParameters.MULTIPLE_VALUES_SELECT);
149 if (multiValueSelect.equalsIgnoreCase("true")) {
150 multipleValueSelectSpecifiedOnURL = true;
151 }
152 }
153 lookupView = (LookupView) lookupForm.getView();
154 } else {
155 Map<String, String> indexKey = new HashMap<String, String>();
156 indexKey.put(UifParameters.VIEW_NAME, UifConstants.DEFAULT_VIEW_NAME);
157 indexKey.put(UifParameters.DATA_OBJECT_CLASS_NAME, dataObjectClass.getName());
158 lookupView = (LookupView) getDataDictionary().getViewByTypeIndex(ViewType.LOOKUP, indexKey);
159 }
160
161 if (lookupView != null) {
162 if (lookupView.isMultipleValuesSelect() || multipleValueSelectSpecifiedOnURL) {
163 return lookupView.getMultipleValuesSelectResultSetLimit();
164 } else {
165 return lookupView.getResultSetLimit();
166 }
167 }
168 return null;
169 }
170
171
172
173
174 public ViewSessionPolicy getViewSessionPolicy(String viewId) {
175 Assert.hasLength(viewId, "view id is required for retrieving the view session policy");
176
177 ViewSessionPolicy viewSessionPolicy = null;
178
179 View view = getDataDictionary().getImmutableViewById(viewId);
180 if (view != null) {
181 viewSessionPolicy = view.getSessionPolicy();
182 }
183
184 return viewSessionPolicy;
185 }
186
187
188
189
190 public boolean isSessionStorageEnabled(String viewId) {
191 Assert.hasLength(viewId, "view id is required for retrieving session indicator");
192
193 boolean sessionStorageEnabled = false;
194
195 View view = getDataDictionary().getImmutableViewById(viewId);
196 if (view != null) {
197 sessionStorageEnabled = view.isPersistFormToSession();
198 }
199
200 return sessionStorageEnabled;
201 }
202
203 protected DataDictionary getDataDictionary() {
204 return getDataDictionaryService().getDataDictionary();
205 }
206
207 protected DataDictionaryService getDataDictionaryService() {
208 return this.dataDictionaryService;
209 }
210
211 public void setDataDictionaryService(DataDictionaryService dataDictionaryService) {
212 this.dataDictionaryService = dataDictionaryService;
213 }
214 }