Mercurial > dive4elements > river

comparison flys-client/src/main/java/de/intevation/flys/client/server/DataFactory.java @ 1575:0f2b94408bd1

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Added further methods to DataFactory to create concrete Data instances. flys-client/trunk@3841 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 31 Jan 2012 15:20:17 +0000
parents 1227878665b5
children dbdf954dbe94
comparison
equal deleted inserted replaced
1574:465f72f68cee 1575:0f2b94408bd1
12 12
13 import de.intevation.flys.client.shared.model.Data; 13 import de.intevation.flys.client.shared.model.Data;
14 import de.intevation.flys.client.shared.model.DataItem; 14 import de.intevation.flys.client.shared.model.DataItem;
15 import de.intevation.flys.client.shared.model.DefaultData; 15 import de.intevation.flys.client.shared.model.DefaultData;
16 import de.intevation.flys.client.shared.model.DefaultDataItem; 16 import de.intevation.flys.client.shared.model.DefaultDataItem;
17 import de.intevation.flys.client.shared.model.DoubleArrayData;
18 import de.intevation.flys.client.shared.model.IntegerArrayData;
19 import de.intevation.flys.client.shared.model.IntegerData;
20 import de.intevation.flys.client.shared.model.IntegerOptionsData;
21 import de.intevation.flys.client.shared.model.IntegerRangeData;
22 import de.intevation.flys.client.shared.model.StringData;
17 23
18 24
19 /** 25 /**
20 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> 26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
21 */ 27 */
37 */ 43 */
38 public static Data createDataFromElement(Element element) { 44 public static Data createDataFromElement(Element element) {
39 String name = element.getAttributeNS(NS_URI, "name"); 45 String name = element.getAttributeNS(NS_URI, "name");
40 String type = element.getAttributeNS(NS_URI, "type"); 46 String type = element.getAttributeNS(NS_URI, "type");
41 47
42 logger.debug("Create new Data instance for: " + name + " | " + type); 48 try {
43 49 logger.debug("Create Data instance for: " + name + " | " + type);
44 if (type == null || type.length() == 0) { 50
45 return createDefaultData(element, name); 51 if (type == null || type.length() == 0) {
46 } 52 return createDefaultData(element, name);
47 else { 53 }
48 return createDefaultData(element, name); 54
49 } 55 type = type.toLowerCase();
56
57 if (type.equals(StringData.TYPE)) {
58 return createStringData(element, name);
59 }
60 else if (type.equals(IntegerData.TYPE)) {
61 return createIntegerData(element, name);
62 }
63 else if (type.equals(IntegerOptionsData.TYPE)) {
64 return createIntegerOptionsData(element, name);
65 }
66 else if (type.equals(IntegerRangeData.TYPE)) {
67 return createIntegerRangeData(element, name);
68 }
69 else if (type.equals(IntegerArrayData.TYPE)) {
70 return createIntegerArrayData(element, name);
71 }
72 else if (type.equals(DoubleArrayData.TYPE)) {
73 return createDoubleArrayData(element, name);
74 }
75 else {
76 return createDefaultData(element, name);
77 }
78 }
79 catch (Exception e) {
80 logger.error("Error while data creation for: " + name);
81 }
82
83 return null;
50 } 84 }
51 85
52 86
53 /** 87 /**
54 * This method creates a new instance of DefaultData which has no real type 88 * This method creates a new instance of DefaultData which has no real type
60 * @return an instance of DefaultData. 94 * @return an instance of DefaultData.
61 */ 95 */
62 protected static Data createDefaultData(Element ele, String name) { 96 protected static Data createDefaultData(Element ele, String name) {
63 logger.debug("Create new DefaultData"); 97 logger.debug("Create new DefaultData");
64 return new DefaultData(name, name, "default", extractDataItems(ele)); 98 return new DefaultData(name, name, "default", extractDataItems(ele));
99 }
100
101
102 /**
103 * This method creates a new instance of StringData which has a type
104 * "string" set.
105 *
106 * @param ele The Data element.
107 * @param name The name of the Data instance.
108 *
109 * @return an instance of StringData.
110 */
111 protected static Data createStringData(Element ele, String name) {
112 return new StringData(name, name, extractDataItems(ele));
113 }
114
115
116 /**
117 * This method creates a new instance of DefaultData which has a type
118 * "integer" set.
119 *
120 * @param ele The Data element.
121 * @param name The name of the Data instance.
122 *
123 * @return an instance of IntegerData.
124 */
125 protected static Data createIntegerData(Element ele, String name) {
126 return new IntegerData(name, name, extractDataItems(ele));
127 }
128
129
130 /**
131 * This method creates a new instance of DefaultData which has a type
132 * "intoptions" set.
133 *
134 * @param ele The Data element.
135 * @param name The name of the Data instance.
136 *
137 * @return an instance of IntegerOptionsData.
138 */
139 protected static Data createIntegerOptionsData(Element ele, String name) {
140 return new IntegerOptionsData(name, name, extractDataItems(ele));
141 }
142
143
144 /**
145 * This method creates a new instance of DefaultData which has a type
146 * "intrange" set.
147 *
148 * @param ele The Data element.
149 * @param name The name of the Data instance.
150 *
151 * @return an instance of IntegerRangeData.
152 */
153 protected static Data createIntegerRangeData(Element ele, String name) {
154 DataItem[] items = extractDataItems(ele);
155 String rawValue = items[0].getStringValue();
156
157 String[] minmax = rawValue.split(";");
158
159 return new IntegerRangeData(
160 name,
161 name,
162 Integer.valueOf(minmax[0]),
163 Integer.valueOf(minmax[1]));
164 }
165
166
167 /**
168 * This method creates a new instance of DefaultData which has a type
169 * "integerarray" set.
170 *
171 * @param ele The Data element.
172 * @param name The name of the Data instance.
173 *
174 * @return an instance of IntegerArrayData.
175 */
176 protected static Data createIntegerArrayData(Element ele, String name) {
177 DataItem[] items = extractDataItems(ele);
178 String rawValue = items[0].getStringValue();
179
180 String[] values = rawValue.split(";");
181 int[] integers = new int[values.length];
182
183 for (int i = 0; i < values.length; i++) {
184 try {
185 integers[i] = Integer.valueOf(values[i]);
186 }
187 catch (NumberFormatException nfe) {
188 logger.warn("Error while parsing IntegerArrayData: " + nfe);
189 }
190 }
191
192 return new IntegerArrayData(name, name, integers);
193 }
194
195
196 /**
197 * This method creates a new instance of DefaultData which has a type
198 * "doublearray" set.
199 *
200 * @param ele The Data element.
201 * @param name The name of the Data instance.
202 *
203 * @return an instance of DoubleArrayData.
204 */
205 protected static Data createDoubleArrayData(Element ele, String name) {
206 return new DoubleArrayData(name, name, extractDataItems(ele));
65 } 207 }
66 208
67 209
68 /** 210 /**
69 * This method extracts the art:item elements placed under <i>elements</i>. 211 * This method extracts the art:item elements placed under <i>elements</i>.
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