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1
16
19
20 package org.apache.pluto.portalImpl.services.portletentityregistry;
21
22 import java.io.File  ;
23 import java.io.FileReader ;
24 import java.io.FileWriter ;
25 import java.io.IOException ;
26 import java.util.HashMap ;
27 import java.util.Iterator ;
28 import java.util.Map ;
29
30 import javax.servlet.ServletConfig ;
31 import javax.servlet.ServletContext ;
32
33 import org.apache.pluto.om.common.ObjectID;
34 import org.apache.pluto.om.entity.PortletApplicationEntity;
35 import org.apache.pluto.om.entity.PortletApplicationEntityList;
36 import org.apache.pluto.om.entity.PortletEntity;
37 import org.apache.pluto.portalImpl.om.entity.impl.PortletApplicationEntityListImpl;
38 import org.apache.pluto.portalImpl.services.log.Log;
39 import org.apache.pluto.portalImpl.util.Properties;
40 import org.apache.pluto.services.log.Logger;
41 import org.exolab.castor.mapping.Mapping;
42 import org.exolab.castor.xml.Marshaller;
43 import org.exolab.castor.xml.Unmarshaller;
44
45
52
53 public class PortletEntityRegistryServiceFileImpl extends PortletEntityRegistryService
54 {
55
56
57 public final static String CONFIG_FILE = "WEB-INF/data/portletentityregistry.xml";
59 public final static String DEFAULT_MAPPING = "WEB-INF/data/xml/portletentitymapping.xml";
60 protected final static String CONFIG_MAPPING = "mapping.configfile";
62
63 protected Mapping mapping = null;
65 protected ServletContext servletContext = null;
67 private Logger log = null;
68 protected PortletApplicationEntityListImpl registry = null;
70
71 protected Map portletEntitiesKeyObjectID = new HashMap ();
73
74 public void init (ServletConfig servletConfig, Properties properties) throws Exception
75 {
76 servletContext = servletConfig.getServletContext();
77 log = Log.getService().getLogger(getClass());
78
79 String _mapping = properties.getString(CONFIG_MAPPING, DEFAULT_MAPPING);
80 File f = new File (_mapping);
81 if (!f.isAbsolute())
82 _mapping = servletContext.getRealPath(_mapping);
83
84 this.mapping = new Mapping();
85 try
86 {
87 this.mapping.loadMapping(_mapping);
88 }
89 catch (Exception e)
90 {
91 log.error("Failed to load mapping file "+_mapping,e);
92 throw e;
93 }
94
95 load();
96 }
97
98 public PortletApplicationEntityList getPortletApplicationEntityList()
99 {
100 return registry;
101 }
102
103 public PortletEntity getPortletEntity(ObjectID id)
104 {
105 return (PortletEntity)portletEntitiesKeyObjectID.get(id.toString());
106 }
107
108 public void store() throws IOException
109 {
110 String filename = CONFIG_FILE;
111
112 File f = new File (filename);
113 if (!f.isAbsolute())
114 filename = servletContext.getRealPath(filename);
115
116 FileWriter writer = new FileWriter (filename);
117
118 try {
119 Marshaller marshaller = new Marshaller(writer);
120
121 marshaller.setMapping(this.mapping);
122
123 registry.preStore(null);
124
125 marshaller.marshal(registry);
126
127 registry.postStore(null);
128 }
129 catch (org.exolab.castor.mapping.MappingException e)
130 {
131 e.printStackTrace(System.err);
132 throw new IOException (e.toString());
133 }
134 catch (org.exolab.castor.xml.ValidationException e)
135 {
136 e.printStackTrace(System.err);
137 throw new IOException (e.toString());
138 }
139 catch (org.exolab.castor.xml.MarshalException e)
140 {
141 e.printStackTrace(System.err);
142 throw new IOException (e.toString());
143 }
144 catch (Exception e)
145 {
146 e.printStackTrace(System.err);
147 throw new IOException (e.toString());
148 }
149 }
150
151 public void load() throws IOException
152 {
153 _load();
154
155 if (log.isDebugEnabled())
156 {
157 log.debug("Dumping complete object model description as it is read from the xml file...");
158 log.debug(registry.toString());
159 }
160
161 fill();
162 }
163
164 public void refresh(PortletEntity portletEntity) {
165 portletEntitiesKeyObjectID.put(portletEntity.getId().toString(), portletEntity);
166 }
167
168 private void _load() throws IOException
169 {
170 String filename = CONFIG_FILE;
171
172 File f = new File (filename);
173 if (!f.isAbsolute())
174 filename = servletContext.getRealPath(filename);
175
176 try {
177
178 Unmarshaller unmarshaller = new Unmarshaller(this.mapping);
179
180 registry = (PortletApplicationEntityListImpl)unmarshaller.unmarshal(new FileReader (filename));
181
182 registry.postLoad(null);
183
184 registry.preBuild(null);
185
186 registry.postBuild(null);
187 }
188 catch (org.exolab.castor.mapping.MappingException e)
189 {
190 e.printStackTrace(System.err);
191 throw new IOException (e.toString());
192 }
193 catch (org.exolab.castor.xml.ValidationException e)
194 {
195 e.printStackTrace(System.err);
196 throw new IOException (e.toString());
197 }
198 catch (org.exolab.castor.xml.MarshalException e)
199 {
200 e.printStackTrace(System.err);
201 throw new IOException (e.toString());
202 }
203 catch (Exception e)
204 {
205 e.printStackTrace(System.err);
206 throw new IOException (e.toString());
207 }
208
209 }
210
211 private void fill()
212 {
213 Iterator iterator = registry.iterator();
214 while (iterator.hasNext())
215 {
216 PortletApplicationEntity appInst = (PortletApplicationEntity)iterator.next();
217
218 Iterator portlets = appInst.getPortletEntityList().iterator();
220 while (portlets.hasNext())
221 {
222 PortletEntity portletInst = (PortletEntity)portlets.next();
223 portletEntitiesKeyObjectID.put(portletInst.getId().toString(), portletInst);
224
225 }
226
227 }
228
229 }
230
231
233 public Map getPortletEntities()
234 {
235 return portletEntitiesKeyObjectID;
236 }
237 }
238 |
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