Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
BindingInfo |
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| 1.7142857142857142;1.714 |
1 | /* | |
2 | * Copyright 2007 The Kuali Foundation Licensed under the Educational Community | |
3 | * License, Version 1.0 (the "License"); you may not use this file except in | |
4 | * compliance with the License. You may obtain a copy of the License at | |
5 | * http://www.opensource.org/licenses/ecl1.php Unless required by applicable law | |
6 | * or agreed to in writing, software distributed under the License is | |
7 | * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
8 | * KIND, either express or implied. See the License for the specific language | |
9 | * governing permissions and limitations under the License. | |
10 | */ | |
11 | package org.kuali.rice.kns.uif.core; | |
12 | ||
13 | import java.io.Serializable; | |
14 | ||
15 | import org.apache.commons.lang.StringUtils; | |
16 | import org.kuali.rice.kns.uif.container.View; | |
17 | ||
18 | /** | |
19 | * Provides binding configuration for an DataBinding component (attribute or | |
20 | * collection) | |
21 | * <p> | |
22 | * From the binding configuration the binding path is determined (if not | |
23 | * manually set) and used to set the path in the UI or to get the value from the | |
24 | * model | |
25 | * </p> | |
26 | * | |
27 | * @author Kuali Rice Team (rice.collab@kuali.org) | |
28 | */ | |
29 | public class BindingInfo implements Serializable { | |
30 | private static final long serialVersionUID = -7389398061672136091L; | |
31 | ||
32 | private boolean bindToForm; | |
33 | private boolean bindToMap; | |
34 | ||
35 | private String bindingName; | |
36 | private String bindByNamePrefix; | |
37 | private String bindingObjectPath; | |
38 | ||
39 | private String bindingPath; | |
40 | ||
41 | 0 | public BindingInfo() { |
42 | 0 | bindToForm = false; |
43 | 0 | bindToMap = false; |
44 | 0 | } |
45 | ||
46 | /** | |
47 | * Sets up some default binding properties based on the view configuration | |
48 | * and the component's property name | |
49 | * <p> | |
50 | * Sets the bindingName (if not set) to the given property name, and if the | |
51 | * binding object path has not been set uses the default binding object path | |
52 | * setup for the view | |
53 | * </p> | |
54 | * | |
55 | * @param view | |
56 | * - the view instance the component belongs to | |
57 | * @param propertyName | |
58 | * - name of the property (relative to the parent object) the | |
59 | * component binds to | |
60 | */ | |
61 | public void setDefaults(View view, String propertyName) { | |
62 | 0 | if (StringUtils.isBlank(bindingName)) { |
63 | 0 | bindingName = propertyName; |
64 | } | |
65 | ||
66 | 0 | if (StringUtils.isBlank(bindingObjectPath)) { |
67 | 0 | bindingObjectPath = view.getDefaultBindingObjectPath(); |
68 | } | |
69 | 0 | } |
70 | ||
71 | /** | |
72 | * Path to the property on the model the component binds to. Uses standard | |
73 | * dot notation for nested properties. If the binding path was manually set | |
74 | * it will be returned as it is, otherwise the path will be formed by using | |
75 | * the binding object path and the bind prefix | |
76 | * <p> | |
77 | * e.g. Property name 'foo' on a model would have binding path "foo", while | |
78 | * property name 'name' of the nested model property 'account' would have | |
79 | * binding path "account.name" | |
80 | * </p> | |
81 | * | |
82 | * @return String binding path | |
83 | */ | |
84 | public String getBindingPath() { | |
85 | 0 | if (StringUtils.isNotBlank(bindingPath)) { |
86 | 0 | return bindingPath; |
87 | } | |
88 | ||
89 | 0 | String formedBindingPath = ""; |
90 | ||
91 | 0 | if (!bindToForm && StringUtils.isNotBlank(bindingObjectPath)) { |
92 | 0 | formedBindingPath = bindingObjectPath; |
93 | } | |
94 | ||
95 | 0 | if (StringUtils.isNotBlank(bindByNamePrefix)) { |
96 | 0 | if (StringUtils.isNotBlank(formedBindingPath)) { |
97 | 0 | formedBindingPath += "."; |
98 | } | |
99 | 0 | formedBindingPath += bindByNamePrefix; |
100 | } | |
101 | ||
102 | 0 | if (bindToMap) { |
103 | 0 | formedBindingPath += "['" + bindingName + "']"; |
104 | } | |
105 | else { | |
106 | 0 | if (StringUtils.isNotBlank(formedBindingPath)) { |
107 | 0 | formedBindingPath += "."; |
108 | } | |
109 | 0 | formedBindingPath += bindingName; |
110 | } | |
111 | ||
112 | 0 | return formedBindingPath; |
113 | } | |
114 | ||
115 | /** | |
116 | * Setter for the binding path. Can be left blank in which the path will be | |
117 | * determined from the binding configuration | |
118 | * | |
119 | * @param bindingPath | |
120 | */ | |
121 | public void setBindingPath(String bindingPath) { | |
122 | 0 | this.bindingPath = bindingPath; |
123 | 0 | } |
124 | ||
125 | /** | |
126 | * Indicates whether the component binds directly to the form (that is its | |
127 | * bindingName gives a property available through the form), or whether is | |
128 | * binds through a nested form object. If bindToForm is false, it is assumed | |
129 | * the component binds to the object given by the form property whose path | |
130 | * is configured by bindingObjectPath. | |
131 | * | |
132 | * @return boolean true if component binds directly to form, false if it | |
133 | * binds to a nested object | |
134 | */ | |
135 | public boolean isBindToForm() { | |
136 | 0 | return this.bindToForm; |
137 | } | |
138 | ||
139 | /** | |
140 | * Setter for the bind to form indicator | |
141 | * | |
142 | * @param bindToForm | |
143 | */ | |
144 | public void setBindToForm(boolean bindToForm) { | |
145 | 0 | this.bindToForm = bindToForm; |
146 | 0 | } |
147 | ||
148 | /** | |
149 | * Gives the name of the property that the component binds to. The name can | |
150 | * be nested but not the full path, just from the parent object or in the | |
151 | * case of binding directly to the form from the form object | |
152 | * <p> | |
153 | * If blank this will be set from the name field of the component | |
154 | * </p> | |
155 | * | |
156 | * @return String name of the bind property | |
157 | */ | |
158 | public String getBindingName() { | |
159 | 0 | return this.bindingName; |
160 | } | |
161 | ||
162 | /** | |
163 | * Setter for the bind property name | |
164 | * | |
165 | * @param bindingName | |
166 | */ | |
167 | public void setBindingName(String bindingName) { | |
168 | 0 | this.bindingName = bindingName; |
169 | 0 | } |
170 | ||
171 | /** | |
172 | * Prefix that will be used to form the binding path from the component | |
173 | * name. Typically used for nested collection properties | |
174 | * | |
175 | * @return String binding prefix | |
176 | */ | |
177 | public String getBindByNamePrefix() { | |
178 | 0 | return this.bindByNamePrefix; |
179 | } | |
180 | ||
181 | /** | |
182 | * Setter for the prefix to use for forming the binding path by name | |
183 | * | |
184 | * @param bindByNamePrefix | |
185 | */ | |
186 | public void setBindByNamePrefix(String bindByNamePrefix) { | |
187 | 0 | this.bindByNamePrefix = bindByNamePrefix; |
188 | 0 | } |
189 | ||
190 | /** | |
191 | * For attribute fields that do not belong to the default form object (given | |
192 | * by the view), this field specifies the path to the object (on the form) | |
193 | * the attribute does belong to. | |
194 | * <p> | |
195 | * e.g. Say we have an attribute field with property name 'number', that | |
196 | * belongs to the object given by the 'account' property on the form. The | |
197 | * form object path would therefore be set to 'account'. If the property | |
198 | * belonged to the object given by the 'document.header' property of the | |
199 | * form, the binding object path would be set to 'document.header'. Note if | |
200 | * the binding object path is not set for an attribute field (or any | |
201 | * <code>DataBinding</code> component), the binding object path configured | |
202 | * on the <code>View</code> will be used (unless bindToForm is set to true, | |
203 | * where is assumed the property is directly available from the form). | |
204 | * </p> | |
205 | * | |
206 | * @return String path to object from form | |
207 | */ | |
208 | public String getBindingObjectPath() { | |
209 | 0 | return this.bindingObjectPath; |
210 | } | |
211 | ||
212 | /** | |
213 | * Setter for the object path on the form | |
214 | * | |
215 | * @param bindingObjectPath | |
216 | */ | |
217 | public void setBindingObjectPath(String bindingObjectPath) { | |
218 | 0 | this.bindingObjectPath = bindingObjectPath; |
219 | 0 | } |
220 | ||
221 | /** | |
222 | * Indicates whether the parent object for the property that we are binding | |
223 | * to is a Map. If true the binding path will be adjusted to use the map key | |
224 | * syntax | |
225 | * | |
226 | * @return boolean true if the property binds to a map, false if it does not | |
227 | */ | |
228 | public boolean isBindToMap() { | |
229 | 0 | return this.bindToMap; |
230 | } | |
231 | ||
232 | /** | |
233 | * Setter for the bind to map indicator | |
234 | * | |
235 | * @param bindToMap | |
236 | */ | |
237 | public void setBindToMap(boolean bindToMap) { | |
238 | 0 | this.bindToMap = bindToMap; |
239 | 0 | } |
240 | ||
241 | } |