use of liquibase.CatalogAndSchema in project liquibase by liquibase.
the class ViewSnapshotGenerator method snapshotObject.
// public Boolean has(DatabaseObject example, DatabaseSnapshot snapshot, SnapshotGeneratorChain chain) throws DatabaseException {
// Database database = snapshot.getDatabase();
// if (!(example instanceof View)) {
// return chain.has(example, snapshot);
// }
// String viewName = example.getName();
// Schema schema = example.getSchema();
// try {
// ResultSet rs = getMetaData(database).getTables(database.getJdbcCatalogName(schema), database.getJdbcSchemaName(schema), database.correctObjectName(viewName, View.class), new String[]{"VIEW"});
// try {
// return rs.next();
// } finally {
// try {
// rs.close();
// } catch (SQLException ignore) {
// }
// }
// } catch (SQLException e) {
// throw new DatabaseException(e);
// }
// }
@Override
protected DatabaseObject snapshotObject(DatabaseObject example, DatabaseSnapshot snapshot) throws DatabaseException {
if (((View) example).getDefinition() != null) {
return example;
}
Database database = snapshot.getDatabase();
Schema schema = example.getSchema();
List<CachedRow> viewsMetadataRs = null;
try {
viewsMetadataRs = ((JdbcDatabaseSnapshot) snapshot).getMetaData().getViews(((AbstractJdbcDatabase) database).getJdbcCatalogName(schema), ((AbstractJdbcDatabase) database).getJdbcSchemaName(schema), example.getName());
if (viewsMetadataRs.size() > 0) {
CachedRow row = viewsMetadataRs.get(0);
String rawViewName = row.getString("TABLE_NAME");
String rawSchemaName = StringUtils.trimToNull(row.getString("TABLE_SCHEM"));
String rawCatalogName = StringUtils.trimToNull(row.getString("TABLE_CAT"));
String remarks = row.getString("REMARKS");
if (remarks != null) {
//come back escaped sometimes
remarks = remarks.replace("''", "'");
}
View view = new View().setName(cleanNameFromDatabase(rawViewName, database));
view.setRemarks(remarks);
CatalogAndSchema schemaFromJdbcInfo = ((AbstractJdbcDatabase) database).getSchemaFromJdbcInfo(rawCatalogName, rawSchemaName);
view.setSchema(new Schema(schemaFromJdbcInfo.getCatalogName(), schemaFromJdbcInfo.getSchemaName()));
try {
String definition = database.getViewDefinition(schemaFromJdbcInfo, view.getName());
if (definition.startsWith("FULL_DEFINITION: ")) {
definition = definition.replaceFirst("^FULL_DEFINITION: ", "");
view.setContainsFullDefinition(true);
}
// remove strange zero-termination seen on some Oracle view definitions
int length = definition.length();
if (definition.charAt(length - 1) == 0) {
definition = definition.substring(0, length - 1);
}
if (database instanceof InformixDatabase) {
// Cleanup
definition = definition.trim();
definition = definition.replaceAll("\\s*,\\s*", ", ");
definition = definition.replaceAll("\\s*;", "");
// Strip the schema definition because it can optionally be included in the tag attribute
definition = definition.replaceAll("(?i)\"" + view.getSchema().getName() + "\"\\.", "");
}
view.setDefinition(definition);
} catch (DatabaseException e) {
throw new DatabaseException("Error getting " + database.getConnection().getURL() + " view with " + new GetViewDefinitionStatement(view.getSchema().getCatalogName(), view.getSchema().getName(), rawViewName), e);
}
return view;
} else {
return null;
}
} catch (SQLException e) {
throw new DatabaseException(e);
}
}
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