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1 package com.blandware.atleap.service.core.impl;
2
3 import com.blandware.atleap.common.util.ApplicationResourceStorage;
4 import com.blandware.atleap.common.util.ConvertUtil;
5 import com.blandware.atleap.common.util.PartialCollection;
6 import com.blandware.atleap.common.util.QueryInfo;
7 import com.blandware.atleap.model.core.ApplicationResource;
8 import com.blandware.atleap.model.core.ContentLocale;
9 import com.blandware.atleap.persistence.core.ApplicationResourceDAO;
10 import com.blandware.atleap.persistence.core.ContentLocaleDAO;
11 import com.blandware.atleap.service.core.ApplicationResourceManager;
12 import com.blandware.atleap.service.exception.BeanNotFoundException;
13
14 import java.io.IOException  ;
15 import java.io.InputStream ;
16 import java.io.PrintWriter ;
17 import java.io.StringWriter ;
18 import java.util.Enumeration ;
19 import java.util.HashMap ;
20 import java.util.Iterator ;
21 import java.util.List ;
22 import java.util.Locale ;
23 import java.util.Map ;
24 import java.util.Properties ;
25
26
35 public class ApplicationResourceManagerImpl extends BaseManagerImpl implements ApplicationResourceManager {
36
37
40 protected String resourceBundleName;
41
42
45 protected ApplicationResourceDAO applicationResourceDAO;
46
47
50 protected ContentLocaleDAO contentLocaleDAO;
51
52
57 public void setResourceBundleName(String resourceBundleName) {
58 this.resourceBundleName = resourceBundleName;
59 }
60
61
66 public void setApplicationResourceDAO(ApplicationResourceDAO applicationResourceDAO) {
67 this.applicationResourceDAO = applicationResourceDAO;
68 }
69
70
75 public void setContentLocaleDAO(ContentLocaleDAO contentLocaleDAO) {
76 this.contentLocaleDAO = contentLocaleDAO;
77 }
78
79
82 public ApplicationResourceStorage loadResources(boolean overrideDynamicValues) {
83 ApplicationResourceStorage applicationResourceStorage = new ApplicationResourceStorage();
84
85 List availableLocales = contentLocaleDAO.listContentLocales(null).asList();
87
88 for ( Iterator i = availableLocales.iterator(); i.hasNext(); ) {
90 ContentLocale contentLocale = (ContentLocale) i.next();
91 applicationResourceStorage.mergeBundle(loadBundle(contentLocale, overrideDynamicValues));
92 }
93
94 List resources = listApplicationResources(null).asList();
96 for ( Iterator i = resources.iterator(); i.hasNext(); ) {
97 ApplicationResource resource = (ApplicationResource) i.next();
98 ApplicationResource.ApplicationResourceID id = resource.getId();
99 String key = id.getKey();
100 String localeIdentifier = id.getLocale().getIdentifier();
101 Locale locale = new Locale(localeIdentifier);
102 if ( !applicationResourceStorage.isMessagePresent(locale, key) ) {
103 applicationResourceDAO.deleteApplicationResource(resource);
104 }
105 }
106
107 return applicationResourceStorage;
108 }
109
110
113 public ApplicationResourceStorage.Bundle loadBundle(ContentLocale locale) {
114 return loadBundle(locale, false);
115 }
116
117
120 public void dropBundle(String localeIdentifier) {
121 Map queryParameters = new HashMap ();
122 queryParameters.put("localeIdentifier", localeIdentifier);
123 QueryInfo queryInfo = new QueryInfo();
124 queryInfo.setQueryParameters(queryParameters);
125 List resources = listApplicationResources(queryInfo).asList();
126 for ( Iterator i = resources.iterator(); i.hasNext(); ) {
127 ApplicationResource resource = (ApplicationResource) i.next();
128 applicationResourceDAO.deleteApplicationResource(resource);
129 }
130 }
131
132
135 public ApplicationResource retrieveApplicationResource(String key, String localeIdentifier) {
136 ContentLocale locale = contentLocaleDAO.retrieveContentLocale(localeIdentifier);
137 return retrieveApplicationResource(key, locale);
138 }
139
140
143 public void updateApplicationResource(String localeIdentifier, String key, String value, Long version) throws BeanNotFoundException {
144 ApplicationResource resource = retrieveApplicationResource(key, localeIdentifier);
145 if ( resource == null ) {
146 ContentLocale locale = contentLocaleDAO.retrieveContentLocale(localeIdentifier);
148 if ( locale == null ) {
149 throw new BeanNotFoundException("Locale with identifier '" + localeIdentifier + "' does not exist");
150 } else {
151 resource = new ApplicationResource(locale, key, null);
152 }
153 } else {
154 applicationResourceDAO.removeFromCache(resource);
155 }
156 byte[] valueBytes = ConvertUtil.convertToByteArray(value);
157 if ( resource.getValue() == null || !resource.getValue().equals(valueBytes) ) {
158 resource.setValue(valueBytes);
159
160 if (version != null)
161 resource.setVersion(version);
162
163 applicationResourceDAO.updateApplicationResource(resource);
165 }
166 }
167
168
171 public PartialCollection listApplicationResources(QueryInfo queryInfo) {
172 return applicationResourceDAO.listApplicationResources(queryInfo);
173 }
174
175
183 protected ApplicationResourceStorage.Bundle loadBundle(ContentLocale contentLocale, boolean overrideDynamicValues) {
184 Locale locale = new Locale(contentLocale.getIdentifier());
185 ApplicationResourceStorage.Bundle bundle = new ApplicationResourceStorage.Bundle(locale);
186
187 String bundleName = resourceBundleName.replace('.', '/') + "_" + contentLocale.getIdentifier();
188
189 bundleName += ".properties";
190 InputStream in = null;
191 Properties props = new Properties ();
192
193 ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
194 if ( classLoader == null ) {
195 classLoader = getClass().getClassLoader();
196 }
197
198 in = classLoader.getResourceAsStream(bundleName);
199 if ( in != null ) {
200 try {
201 props.load(in);
202 } catch ( IOException e ) {
203 if ( log.isErrorEnabled() ) {
204 log.error("Failed to load resource bundle for locale '" + contentLocale.getIdentifier() + "'. Cause: ");
205 StringWriter sw = new StringWriter ();
207 e.printStackTrace(new PrintWriter (sw));
208 log.error(sw.toString());
209 }
210 } finally {
211 try {
212 in.close();
213 } catch ( Exception e ) {
214 }
215 }
216 }
217
218 Enumeration keys = props.propertyNames();
220 while ( keys.hasMoreElements() ) {
221 String key = (String ) keys.nextElement();
222 String value = props.getProperty(key);
223 if ( value == null ) {
224 value = new String ();
225 }
226 ApplicationResource resource = retrieveApplicationResource(key, contentLocale);
227 byte[] valueBytes = ConvertUtil.convertToByteArray(value);
228 if ( resource == null ) {
229 resource = new ApplicationResource(contentLocale, key, value);
230 applicationResourceDAO.createApplicationResource(resource);
231 } else if ( overrideDynamicValues && !valueBytes.equals(resource.getValue()) ) {
232 resource.setValue(valueBytes);
233 applicationResourceDAO.updateApplicationResource(resource);
234 } else {
235 value = ConvertUtil.convertToString(resource.getValue());
236 }
237 bundle.putMessage(key, value);
238 }
239
240 return bundle;
241 }
242
243
251 protected ApplicationResource retrieveApplicationResource(String key, ContentLocale locale) {
252 ApplicationResource.ApplicationResourceID id = new ApplicationResource.ApplicationResourceID(locale, key);
253 return applicationResourceDAO.retrieveApplicationResource(id);
254 }
255
256 }
257 |
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