svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / feature / impl / DALFile.java @ 46655
History | View | Annotate | Download (7.52 KB)
1 |
|
---|---|
2 |
package org.gvsig.fmap.dal.feature.impl; |
3 |
|
4 |
import java.io.ByteArrayOutputStream; |
5 |
import java.io.File; |
6 |
import java.io.FileOutputStream; |
7 |
import java.io.InputStream; |
8 |
import java.io.OutputStream; |
9 |
import java.nio.charset.StandardCharsets; |
10 |
import java.util.ArrayList; |
11 |
import java.util.List; |
12 |
import java.util.Objects; |
13 |
import org.apache.commons.codec.binary.Hex; |
14 |
import org.apache.commons.collections4.CollectionUtils; |
15 |
import org.apache.commons.io.FileUtils; |
16 |
import org.apache.commons.io.IOUtils; |
17 |
import org.apache.commons.lang3.StringUtils; |
18 |
import org.gvsig.fmap.dal.exception.DataException; |
19 |
import org.gvsig.fmap.dal.feature.FeatureType; |
20 |
import org.gvsig.tools.ToolsLocator; |
21 |
import org.gvsig.tools.dynobject.DynStruct; |
22 |
import org.gvsig.tools.persistence.PersistenceManager; |
23 |
import org.gvsig.tools.persistence.Persistent; |
24 |
import org.gvsig.tools.persistence.PersistentState; |
25 |
import org.gvsig.tools.persistence.exception.PersistenceException; |
26 |
import org.slf4j.Logger; |
27 |
import org.slf4j.LoggerFactory; |
28 |
|
29 |
|
30 |
@SuppressWarnings("UseSpecificCatch") |
31 |
public class DALFile implements Persistent { |
32 |
|
33 |
private static final Logger LOGGER = LoggerFactory.getLogger(DALFile.class); |
34 |
|
35 |
private static final String DALFILE_PERSISTENCE_DEFINITION_NAME = "DALResources"; |
36 |
|
37 |
public static DALFile getDALFile() { |
38 |
DALFile f = new DALFile();
|
39 |
return f;
|
40 |
} |
41 |
|
42 |
public static DALFile getDALFile(org.gvsig.tools.resourcesstorage.ResourcesStorage.Resource resource) { |
43 |
DALFile df = new DALFile();
|
44 |
df.read(resource); |
45 |
return df;
|
46 |
} |
47 |
|
48 |
public static void registerPersistenceDefinition() { |
49 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
50 |
if (manager.getDefinition(DALFILE_PERSISTENCE_DEFINITION_NAME) == null) { |
51 |
DynStruct definition = manager.addDefinition( |
52 |
DALFile.class, |
53 |
DALFILE_PERSISTENCE_DEFINITION_NAME, |
54 |
DALFILE_PERSISTENCE_DEFINITION_NAME + " Persistent definition",
|
55 |
null,
|
56 |
null
|
57 |
); |
58 |
definition.addDynFieldString("defaultFeatureType");
|
59 |
definition.addDynFieldList("featureTypes")
|
60 |
.setClassOfItems(FeatureType.class) |
61 |
.setPersistent(true);
|
62 |
} |
63 |
} |
64 |
|
65 |
|
66 |
private final List<FeatureType> featureTypes; |
67 |
private String defaultFeatureTypeId; |
68 |
|
69 |
public DALFile() {
|
70 |
this.featureTypes = new ArrayList<>(); |
71 |
} |
72 |
|
73 |
public boolean isEmpty() { |
74 |
if( CollectionUtils.isEmpty(this.featureTypes) ) { |
75 |
return true; |
76 |
} |
77 |
return false; |
78 |
} |
79 |
|
80 |
public void write(org.gvsig.tools.resourcesstorage.ResourcesStorage.Resource resource) { |
81 |
try {
|
82 |
OutputStream out = resource.asOutputStream();
|
83 |
this.write(out);
|
84 |
// Don't close the output stream
|
85 |
} catch(Throwable ex) { |
86 |
throw new RuntimeException("Can't write DAL resource.",ex); |
87 |
} |
88 |
} |
89 |
|
90 |
public void write(File outfile) { |
91 |
this.write(outfile, "bin"); |
92 |
} |
93 |
|
94 |
public void write(File outfile, String format) { |
95 |
switch(StringUtils.upperCase(format) ) {
|
96 |
case "HEX": |
97 |
ByteArrayOutputStream buffer = new ByteArrayOutputStream(); |
98 |
try {
|
99 |
this.write(buffer);
|
100 |
FileUtils.write( |
101 |
outfile, |
102 |
Hex.encodeHexString(buffer.toByteArray()), |
103 |
StandardCharsets.UTF_8 |
104 |
); |
105 |
} catch(Throwable ex) { |
106 |
throw new RuntimeException("Can't write DAL file.",ex); |
107 |
} finally {
|
108 |
IOUtils.closeQuietly(buffer); |
109 |
} |
110 |
break;
|
111 |
|
112 |
case "BIN": |
113 |
default:
|
114 |
OutputStream out = null; |
115 |
try {
|
116 |
out = new FileOutputStream(outfile); |
117 |
this.write(out);
|
118 |
} catch(Throwable ex) { |
119 |
throw new RuntimeException("Can't write DAL file.",ex); |
120 |
} finally {
|
121 |
IOUtils.closeQuietly(out); |
122 |
} |
123 |
break;
|
124 |
} |
125 |
} |
126 |
|
127 |
public void write(OutputStream out) { |
128 |
try {
|
129 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
130 |
PersistentState state = manager.getState(this);
|
131 |
manager.saveState(state, out); |
132 |
} catch(Throwable ex) { |
133 |
throw new RuntimeException("Can't write DAL resource.",ex); |
134 |
} |
135 |
} |
136 |
|
137 |
public void read(org.gvsig.tools.resourcesstorage.ResourcesStorage.Resource resource) { |
138 |
if( resource==null ) { |
139 |
throw new IllegalArgumentException("Resource null is not a valid resource"); |
140 |
} |
141 |
try {
|
142 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
143 |
InputStream in = resource.asInputStream();
|
144 |
if( in == null ) { |
145 |
throw new RuntimeException("Can't read DAL resource, input stream is null (resname="+resource.getName()+", resurl="+Objects.toString(resource.getURL())+", restype="+resource.getClass().getName()+")."); |
146 |
} |
147 |
DALFile x = (DALFile) manager.getObject(in); |
148 |
this.featureTypes.clear();
|
149 |
this.featureTypes.addAll(x.featureTypes);
|
150 |
} catch(Throwable ex) { |
151 |
throw new RuntimeException("Can't read DAL resource (resname="+resource.getName()+", resurl="+Objects.toString(resource.getURL())+", restype="+resource.getClass().getName()+").",ex); |
152 |
} |
153 |
} |
154 |
|
155 |
public void setFeatureType(FeatureType featureType) throws DataException { |
156 |
this.featureTypes.clear();
|
157 |
this.featureTypes.add(featureType.getCopy());
|
158 |
this.defaultFeatureTypeId = featureType.getId();
|
159 |
} |
160 |
|
161 |
public void setStore(DefaultFeatureStore store) throws DataException { |
162 |
this.featureTypes.clear();
|
163 |
|
164 |
List<FeatureType> theTypes = store.getFeatureTypes();
|
165 |
for (FeatureType theType : theTypes) {
|
166 |
this.featureTypes.add(theType.getCopy());
|
167 |
} |
168 |
this.defaultFeatureTypeId = store.getDefaultFeatureType().getId();
|
169 |
} |
170 |
|
171 |
public void updateStore(DefaultFeatureStore store) throws DataException { |
172 |
List<FeatureType> theTypes = new ArrayList<>(); |
173 |
FeatureType defaultFeatureType = null;
|
174 |
for (FeatureType type : this.featureTypes) { |
175 |
((DefaultFeatureType)type).setStore(store); |
176 |
theTypes.add(type); |
177 |
if( StringUtils.equals(defaultFeatureTypeId, type.getId()) ) {
|
178 |
defaultFeatureType = type; |
179 |
} |
180 |
} |
181 |
if( theTypes.isEmpty() ) {
|
182 |
return;
|
183 |
} |
184 |
if( defaultFeatureType==null ) { |
185 |
defaultFeatureType = theTypes.get(0);
|
186 |
} |
187 |
store.setFeatureTypes(theTypes, defaultFeatureType); |
188 |
} |
189 |
|
190 |
@Override
|
191 |
public void saveToState(PersistentState state) throws PersistenceException { |
192 |
state.set("defaultFeatureType", defaultFeatureTypeId);
|
193 |
state.set("featureTypes", featureTypes);
|
194 |
} |
195 |
|
196 |
@Override
|
197 |
public void loadFromState(PersistentState state) throws PersistenceException { |
198 |
try {
|
199 |
defaultFeatureTypeId = state.getString("defaultFeatureType");
|
200 |
List<FeatureType> theTypes = state.getList("featureTypes"); |
201 |
featureTypes.clear(); |
202 |
for (FeatureType theType : theTypes) {
|
203 |
this.featureTypes.add(theType);
|
204 |
} |
205 |
} catch(Throwable th) { |
206 |
LOGGER.warn("Can't load DAL resource.", th);
|
207 |
throw new PersistenceException(th); |
208 |
} |
209 |
} |
210 |
|
211 |
} |