Java Code Examples for mil.nga.geopackage.extension.ExtensionsDao#isTableExists()

The following examples show how to use mil.nga.geopackage.extension.ExtensionsDao#isTableExists() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FeatureTableCoreIndex.java    From geopackage-core-java with MIT License 6 votes vote down vote up 
/**
 * Delete the feature table index
 * 
 * @return true if index deleted
 */
public boolean deleteIndex() {

	boolean deleted = false;

	ExtensionsDao extensionsDao = geoPackage.getExtensionsDao();
	TableIndexDao tableIndexDao = geoPackage.getTableIndexDao();
	try {
		// Delete geometry indices and table index
		if (tableIndexDao.isTableExists()) {
			deleted = tableIndexDao.deleteByIdCascade(tableName) > 0;
		}
		// Delete the extensions entry
		if (extensionsDao.isTableExists()) {
			deleted = extensionsDao.deleteByExtension(EXTENSION_NAME,
					tableName) > 0 || deleted;
		}
	} catch (SQLException e) {
		throw new GeoPackageException(
				"Failed to delete Table Index. GeoPackage: "
						+ geoPackage.getName() + ", Table: " + tableName,
				e);
	}

	return deleted;
}
Example 2
Source File: TileTableScaling.java    From geopackage-core-java with MIT License 6 votes vote down vote up 
/**
 * Delete the tile table scaling for the tile table
 * 
 * @return true if deleted
 */
public boolean delete() {

	boolean deleted = false;

	ExtensionsDao extensionsDao = geoPackage.getExtensionsDao();
	try {
		if (tileScalingDao.isTableExists()) {
			deleted = tileScalingDao.deleteById(tableName) > 0;
		}
		if (extensionsDao.isTableExists()) {
			deleted = extensionsDao.deleteByExtension(EXTENSION_NAME,
					tableName) > 0 || deleted;
		}
	} catch (SQLException e) {
		throw new GeoPackageException(
				"Failed to delete tile table scaling for GeoPackage: "
						+ geoPackage.getName() + ", Table: " + tableName, e);
	}

	return deleted;
}
Example 3
Source File: GeoPackageCoreImpl.java    From geopackage-core-java with MIT License 6 votes vote down vote up 
/**
 * {@inheritDoc}
 */
@Override
public boolean createExtensionsTable() {
	verifyWritable();

	boolean created = false;
	ExtensionsDao dao = getExtensionsDao();
	try {
		if (!dao.isTableExists()) {
			created = tableCreator.createExtensions() > 0;
		}
	} catch (SQLException e) {
		throw new GeoPackageException(
				"Failed to check if " + Extensions.class.getSimpleName()
						+ " table exists and create it",
				e);
	}
	return created;
}
Example 4
Source File: ExtensionsUtils.java    From geopackage-android with MIT License 4 votes vote down vote up 
/**
 * Test create
 * 
 * @param geoPackage
 * @throws SQLException
 */
public static void testCreate(GeoPackage geoPackage) throws SQLException {

	ExtensionsDao dao = geoPackage.getExtensionsDao();

	if (dao.isTableExists()) {
		// Get current count
		long count = dao.countOf();

		// Create new extensions
		String tableName = "CREATE_TABLE_NAME";
		String columnName = "CREATE_COLUMN_NAME";
		String author = "nga";
		String extension = "create_extension";
		String definition = "definition";
		ExtensionScopeType scopeType = ExtensionScopeType.READ_WRITE;

		Extensions extensions = new Extensions();
		extensions.setTableName(tableName);
		extensions.setColumnName(columnName);
		extensions.setExtensionName(author, extension);
		extensions.setDefinition(definition);
		extensions.setScope(scopeType);
		dao.create(extensions);

		// Verify count
		long newCount = dao.countOf();
		TestCase.assertEquals(count + 1, newCount);

		// Verify saved extensions
		Extensions queryExtensions = dao.queryByExtension(
				extensions.getExtensionName(), extensions.getTableName(),
				extensions.getColumnName());
		TestCase.assertNotNull(queryExtensions);
		TestCase.assertEquals(tableName, queryExtensions.getTableName());
		TestCase.assertEquals(columnName, queryExtensions.getColumnName());
		TestCase.assertEquals(author + Extensions.EXTENSION_NAME_DIVIDER
				+ extension, queryExtensions.getExtensionName());
		TestCase.assertEquals(author, queryExtensions.getAuthor());
		TestCase.assertEquals(extension,
				queryExtensions.getExtensionNameNoAuthor());
		TestCase.assertEquals(definition, queryExtensions.getDefinition());
		TestCase.assertEquals(scopeType, queryExtensions.getScope());
	}

}
Example 5
Source File: ExtensionsUtils.java    From geopackage-android with MIT License 4 votes vote down vote up 
/**
 * Test delete
 * 
 * @param geoPackage
 * @throws SQLException
 */
public static void testDelete(GeoPackage geoPackage) throws SQLException {

	ExtensionsDao dao = geoPackage.getExtensionsDao();

	if (dao.isTableExists()) {
		List<Extensions> results = dao.queryForAll();

		if (!results.isEmpty()) {

			// Choose random metadata
			int random = (int) (Math.random() * results.size());
			Extensions extensions = results.get(random);

			// Delete the extensions
			dao.delete(extensions);

			// Verify deleted
			Extensions queryExtensions = dao.queryByExtension(
					extensions.getExtensionName(),
					extensions.getTableName(), extensions.getColumnName());
			TestCase.assertNull(queryExtensions);

			// Choose prepared deleted
			results = dao.queryForAll();
			if (!results.isEmpty()) {

				// Choose random metadata
				random = (int) (Math.random() * results.size());
				extensions = results.get(random);

				// Find which metadata to delete
				QueryBuilder<Extensions, Void> qb = dao.queryBuilder();
				qb.where().eq(Extensions.COLUMN_EXTENSION_NAME,
						extensions.getExtensionName());
				PreparedQuery<Extensions> query = qb.prepare();
				List<Extensions> queryResults = dao.query(query);
				int count = queryResults.size();

				// Delete
				DeleteBuilder<Extensions, Void> db = dao.deleteBuilder();
				db.where().eq(Extensions.COLUMN_EXTENSION_NAME,
						extensions.getExtensionName());
				PreparedDelete<Extensions> deleteQuery = db.prepare();
				int deleted = dao.delete(deleteQuery);

				TestCase.assertEquals(count, deleted);

			}
		}
	}
}
Example 6
Source File: ExtensionsUtils.java    From geopackage-java with MIT License 4 votes vote down vote up 
/**
 * Test create
 * 
 * @param geoPackage
 * @throws SQLException
 */
public static void testCreate(GeoPackage geoPackage) throws SQLException {

	ExtensionsDao dao = geoPackage.getExtensionsDao();

	if (dao.isTableExists()) {
		// Get current count
		long count = dao.countOf();

		// Create new extensions
		String tableName = "CREATE_TABLE_NAME";
		String columnName = "CREATE_COLUMN_NAME";
		String author = "nga";
		String extension = "create_extension";
		String definition = "definition";
		ExtensionScopeType scopeType = ExtensionScopeType.READ_WRITE;

		Extensions extensions = new Extensions();
		extensions.setTableName(tableName);
		extensions.setColumnName(columnName);
		extensions.setExtensionName(author, extension);
		extensions.setDefinition(definition);
		extensions.setScope(scopeType);
		dao.create(extensions);

		// Verify count
		long newCount = dao.countOf();
		TestCase.assertEquals(count + 1, newCount);

		// Verify saved extensions
		Extensions queryExtensions = dao.queryByExtension(
				extensions.getExtensionName(), extensions.getTableName(),
				extensions.getColumnName());
		TestCase.assertNotNull(queryExtensions);
		TestCase.assertEquals(tableName, queryExtensions.getTableName());
		TestCase.assertEquals(columnName, queryExtensions.getColumnName());
		TestCase.assertEquals(author + Extensions.EXTENSION_NAME_DIVIDER
				+ extension, queryExtensions.getExtensionName());
		TestCase.assertEquals(author, queryExtensions.getAuthor());
		TestCase.assertEquals(extension,
				queryExtensions.getExtensionNameNoAuthor());
		TestCase.assertEquals(definition, queryExtensions.getDefinition());
		TestCase.assertEquals(scopeType, queryExtensions.getScope());
	}

}
Example 7
Source File: ExtensionsUtils.java    From geopackage-java with MIT License 4 votes vote down vote up 
/**
 * Test delete
 * 
 * @param geoPackage
 * @throws SQLException
 */
public static void testDelete(GeoPackage geoPackage) throws SQLException {

	ExtensionsDao dao = geoPackage.getExtensionsDao();

	if (dao.isTableExists()) {
		List<Extensions> results = dao.queryForAll();

		if (!results.isEmpty()) {

			// Choose random metadata
			int random = (int) (Math.random() * results.size());
			Extensions extensions = results.get(random);

			// Delete the extensions
			dao.delete(extensions);

			// Verify deleted
			Extensions queryExtensions = dao.queryByExtension(
					extensions.getExtensionName(),
					extensions.getTableName(), extensions.getColumnName());
			TestCase.assertNull(queryExtensions);

			// Choose prepared deleted
			results = dao.queryForAll();
			if (!results.isEmpty()) {

				// Choose random metadata
				random = (int) (Math.random() * results.size());
				extensions = results.get(random);

				// Find which metadata to delete
				QueryBuilder<Extensions, Void> qb = dao.queryBuilder();
				qb.where().eq(Extensions.COLUMN_EXTENSION_NAME,
						extensions.getExtensionName());
				PreparedQuery<Extensions> query = qb.prepare();
				List<Extensions> queryResults = dao.query(query);
				int count = queryResults.size();

				// Delete
				DeleteBuilder<Extensions, Void> db = dao.deleteBuilder();
				db.where().eq(Extensions.COLUMN_EXTENSION_NAME,
						extensions.getExtensionName());
				PreparedDelete<Extensions> deleteQuery = db.prepare();
				int deleted = dao.delete(deleteQuery);

				TestCase.assertEquals(count, deleted);

			}
		}
	}
}