svn-gvsig-desktop / trunk / libraries / libFMap_dataDB / src / org / gvsig / data / datastores / vectorial / db / jdbc / h2 / H2Store.java @ 20691
History | View | Annotate | Download (6.94 KB)
1 |
package org.gvsig.data.datastores.vectorial.db.jdbc.h2; |
---|---|
2 |
|
3 |
import java.lang.ref.WeakReference; |
4 |
import java.sql.Connection; |
5 |
import java.sql.ResultSet; |
6 |
import java.sql.SQLException; |
7 |
import java.util.Locale; |
8 |
|
9 |
import org.gvsig.data.DataManager; |
10 |
import org.gvsig.data.IDataCollection; |
11 |
import org.gvsig.data.IDataExplorer; |
12 |
import org.gvsig.data.IDataStoreParameters; |
13 |
import org.gvsig.data.datastores.vectorial.db.DBFeatureType; |
14 |
import org.gvsig.data.datastores.vectorial.db.jdbc.JDBCFeaturesWriter; |
15 |
import org.gvsig.data.datastores.vectorial.db.jdbc.JDBCStore; |
16 |
import org.gvsig.data.datastores.vectorial.db.jdbc.WKBParser2; |
17 |
import org.gvsig.data.exception.CloseException; |
18 |
import org.gvsig.data.exception.InitializeException; |
19 |
import org.gvsig.data.exception.InitializeWriterException; |
20 |
import org.gvsig.data.exception.OpenException; |
21 |
import org.gvsig.data.exception.ReadException; |
22 |
import org.gvsig.data.spatialprovisional.IExtent; |
23 |
import org.gvsig.data.vectorial.IFeature; |
24 |
import org.gvsig.data.vectorial.IFeatureAttributeDescriptor; |
25 |
import org.gvsig.data.vectorial.IFeatureCollection; |
26 |
import org.gvsig.data.vectorial.IFeatureType; |
27 |
import org.gvsig.data.vectorial.IsNotFeatureSettingException; |
28 |
import org.gvsig.metadata.IMetadata; |
29 |
|
30 |
import com.iver.cit.gvsig.fmap.core.IGeometry; |
31 |
|
32 |
public class H2Store extends JDBCStore{ |
33 |
public static final String CONNECTION_STRING = "h2"; |
34 |
public static String DATASTORE_NAME = "H2Store"; |
35 |
|
36 |
|
37 |
protected static Locale ukLocale = new Locale("en", "UK"); // English, UK version |
38 |
public H2StoreParameters getParametersH2(){
|
39 |
return (H2StoreParameters)this.parameters; |
40 |
} |
41 |
|
42 |
|
43 |
public void init(IDataStoreParameters parameters) throws InitializeException { |
44 |
super.init(parameters);
|
45 |
|
46 |
|
47 |
|
48 |
this.initConnection();
|
49 |
this.initFeatureType();
|
50 |
this.initSqlProperties();
|
51 |
|
52 |
|
53 |
|
54 |
|
55 |
|
56 |
//writer.setCreateTable(false);
|
57 |
//writer.setWriteAll(false);
|
58 |
//writer.initialize(lyrDef);
|
59 |
|
60 |
} |
61 |
|
62 |
private void initFeatureType() throws InitializeException{ |
63 |
H2StoreParameters dParams = this.getParametersH2();
|
64 |
try {
|
65 |
this.featureType = H2Utils.getFeatureType(this.connection, dParams); |
66 |
} catch (ReadException e) {
|
67 |
throw new InitializeException(DATASTORE_NAME,e); |
68 |
} |
69 |
String[] fieldsID = dParams.getFieldsId(); |
70 |
if (fieldsID == null || fieldsID.length < 1){ |
71 |
throw new InitializeException("Field Id not set", |
72 |
this.getName());
|
73 |
} else if (fieldsID.length > 1){ |
74 |
//TODO: Falta por implementar soporte para multiples ID
|
75 |
throw new InitializeException("Multy fields id not supported yet", |
76 |
this.getName());
|
77 |
|
78 |
} else{
|
79 |
for (int i=0;i<fieldsID.length;i++){ |
80 |
if (this.featureType.getFieldIndex(fieldsID[i]) < 0) { |
81 |
|
82 |
throw new InitializeException("Field id '"+ fieldsID[i] +"' (id pos "+ (i+1) +") not Found", |
83 |
this.getName());
|
84 |
|
85 |
} |
86 |
} |
87 |
} |
88 |
|
89 |
|
90 |
} |
91 |
|
92 |
|
93 |
private void initConnection() throws InitializeException{ |
94 |
H2StoreParameters dParams = this.getParametersH2();
|
95 |
|
96 |
String dburl = dParams.getUrl();
|
97 |
String dbuser = dParams.getUser();
|
98 |
String dbpass = dParams.getPassw();
|
99 |
|
100 |
this.connection = H2Utils.getConnection(dburl, dbuser, dbpass);
|
101 |
|
102 |
} |
103 |
|
104 |
public IDataCollection getDataCollection(IFeatureType type, String filter, String order) throws ReadException { |
105 |
if (useSqlSource ){
|
106 |
if (filter != null || order != null){ |
107 |
throw new ReadException("Unsuported filter/order in sqlSource mode",this.getName()); |
108 |
} |
109 |
} |
110 |
if (type!=null && type != this.getDefaultFeatureType()){ |
111 |
throw new UnsupportedOperationException("Type != null"); |
112 |
}else{
|
113 |
type = this.getDefaultFeatureType();
|
114 |
} |
115 |
|
116 |
IFeatureCollection coll; |
117 |
if (featureManager == null){ |
118 |
coll=new H2FeatureCollection(this,(DBFeatureType)type,filter,order); |
119 |
}else{
|
120 |
if ((order != null && order != "")){ |
121 |
coll=new H2FeatureCollectionWithFeatureID(featureManager,this,type,filter,order); |
122 |
} else{
|
123 |
if (filter == null || filter == ""){ |
124 |
coll=new H2FeatureCollectionEditing(featureManager,this,type); |
125 |
} else {
|
126 |
coll=new H2FeatureCollectionEditingFiltered(featureManager,this,type,filter); |
127 |
} |
128 |
} |
129 |
|
130 |
|
131 |
} |
132 |
|
133 |
this.addObserver(new WeakReference(coll)); |
134 |
return coll;
|
135 |
} |
136 |
|
137 |
protected Connection getConnection(){ |
138 |
// FIXME: OJO REsource manager
|
139 |
return this.connection; |
140 |
|
141 |
} |
142 |
|
143 |
Connection getCurrentConnection(){
|
144 |
return this.getConnection(); |
145 |
} |
146 |
|
147 |
private void initSqlProperties() throws InitializeException{ |
148 |
H2StoreParameters dParams = (H2StoreParameters)this.getParameters();
|
149 |
if (dParams.getSqlSoure() != null){ |
150 |
this.sqlSource = dParams.getSqlSoure();
|
151 |
this.useSqlSource = true; |
152 |
this.sqlSelectPart = null; |
153 |
this.baseWhereClause = null; |
154 |
this.baseOrder = null; |
155 |
} else {
|
156 |
this.sqlSelectPart = "SELECT " + dParams.getFieldsString() +" FROM "+ dParams.tableID(); |
157 |
|
158 |
this.baseWhereClause = dParams.getBaseFilter();
|
159 |
|
160 |
if (dParams.getWorkingArea() != null){ |
161 |
String waWhere = getWorkingAreaWhere(dParams.getWorkingArea(), dParams.getSRISD());
|
162 |
if (waWhere != null){ |
163 |
this.baseWhereClause = "(("+this.baseWhereClause+") and "+waWhere +")"; |
164 |
} |
165 |
|
166 |
} |
167 |
|
168 |
this.baseOrder = dParams.getBaseOrder();
|
169 |
} |
170 |
} |
171 |
private String getWorkingAreaWhere(IExtent r, String strEPSG) { |
172 |
//TODO????
|
173 |
if (r==null){ |
174 |
return null; |
175 |
} |
176 |
return null; |
177 |
} |
178 |
|
179 |
|
180 |
public boolean canAlterFeatureType() { |
181 |
return true; |
182 |
} |
183 |
|
184 |
protected void doOpen() throws OpenException { |
185 |
// FIXME: Resource Manager
|
186 |
|
187 |
|
188 |
} |
189 |
|
190 |
protected void doClose() throws CloseException { |
191 |
// FIXME: Resource Manager
|
192 |
try {
|
193 |
connection.close(); |
194 |
} catch (java.sql.SQLException e) {
|
195 |
throw new CloseException("H2",e); |
196 |
} |
197 |
} |
198 |
|
199 |
protected void doDispose() throws CloseException { |
200 |
super.doDispose();
|
201 |
//TODO: FALTA!!!
|
202 |
|
203 |
} |
204 |
|
205 |
public String getName() { |
206 |
return DATASTORE_NAME;
|
207 |
} |
208 |
|
209 |
protected JDBCFeaturesWriter getFeaturesWriter() throws InitializeWriterException { |
210 |
H2FeaturesWriter writer = new H2FeaturesWriter();
|
211 |
writer.init(this);
|
212 |
return writer;
|
213 |
} |
214 |
|
215 |
public IDataExplorer getExplorer() throws ReadException { |
216 |
DataManager dm = DataManager.getManager(); |
217 |
H2ExplorerParameters explorerParams = (H2ExplorerParameters)dm.createDataExplorerParameters(H2Explorer.DATAEXPLORER_NAME); |
218 |
explorerParams.loadFromStoreParameters(this.getParametersH2());
|
219 |
return dm.createDataExplorer(explorerParams);
|
220 |
} |
221 |
|
222 |
public IMetadata getMetadata() {
|
223 |
if (metadata==null){ |
224 |
IMetadata tmp=super.getMetadata();
|
225 |
|
226 |
return tmp;
|
227 |
}else{
|
228 |
return super.getMetadata(); |
229 |
} |
230 |
|
231 |
} |
232 |
|
233 |
static String getConnectionResourceID(String dbUrl,String dbUser){ |
234 |
return H2Store.CONNECTION_STRING+";"+dbUrl+";"+dbUser; |
235 |
|
236 |
} |
237 |
|
238 |
|
239 |
protected IFeature createFeatureFromResulset(ResultSet rs, DBFeatureType featureType2) throws ReadException{ |
240 |
return new H2Feature(featureType2,this,rs); |
241 |
} |
242 |
|
243 |
|
244 |
/* (non-Javadoc)
|
245 |
* @see org.gvsig.data.vectorial.FeatureStore#doRefresh()
|
246 |
*/
|
247 |
protected void doRefresh() throws OpenException, InitializeException { |
248 |
this.initFeatureType();
|
249 |
this.initSqlProperties();
|
250 |
} |
251 |
|
252 |
} |