H2GIS Datastore for the geotools library
h2gis-geotools release is available on Maven repository. Snaphots are available on sonatype repository.
You can get current project snapshot here:
https://oss.sonatype.org/#nexus-search;quick~gt-h2gis
or add to your pom.xml:
<repositories>
<repository>
<id>orbisgis-release</id>
<url>https://oss.sonatype.org/content/repositories/releases/</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
<releases>
<enabled>true</enabled>
</releases>
</repository>
<repository>
<id>orbisgis-snapshot</id>
<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
<releases>
<enabled>false</enabled>
</releases>
</repository>
</repositories>
<dependencies>
<dependency>
<groupId>org.orbisgis</groupId>
<artifactId>gt-h2gis</artifactId>
<version>26.2</version>
</dependency>
</dependencies>The snapshot version is compatible with Geotools 27.X
H2GISDataStoreFactory factory = new H2GISDataStoreFactory();
factory.setBaseDirectory(new File("./target/testH2"));
HashMap params = new HashMap();
params.put(JDBCDataStoreFactory.NAMESPACE.key, "http://www.h2gis.org/test");
params.put(JDBCDataStoreFactory.DATABASE.key, "mydatabase");
params.put(JDBCDataStoreFactory.DBTYPE.key, "h2gis");
JDBCDataStore ds = factory.createDataStore( params );
Statement st = ds.getDataSource().getConnection().createStatement();
st.execute("drop table if exists FORESTS");
st.execute("CREATE TABLE FORESTS ( FID INTEGER, NAME CHARACTER VARYING(64), THE_GEOM GEOMETRY(MULTIPOLYGON));
INSERT INTO FORESTS VALUES(109, 'Green Forest', ST_MPolyFromText( 'MULTIPOLYGON(((28 26,28 0,84 0,84 42,28 26),
(52 18,66 23,73 9,48 6,52 18)),((59 18,67 18,67 13,59 13,59 18)))', 101));");
SimpleFeatureSource fs = (SimpleFeatureSource) ds.getFeatureSource("FORESTS");
SimpleFeatureType schema = fs.getSchema();
Query query = new Query(schema.getTypeName(), Filter.INCLUDE);
System.out.println(fs.getCount(query));
System.out.println(schema.getAttributeCount());
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