io.trino.jdbc.TrinoDriverUri Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.trino.jdbc;
import io.trino.jdbc.\$internal.client.uri.TrinoUri;
import java.net.URI;
import java.net.URISyntaxException;
import java.sql.SQLException;
import java.util.Properties;
import static io.trino.jdbc.\$internal.guava.base.MoreObjects.firstNonNull;
import static io.trino.jdbc.\$internal.guava.base.Strings.isNullOrEmpty;
/**
* Parses and extracts parameters from a Trino JDBC URL.
*/
public final class TrinoDriverUri
extends TrinoUri
{
private static final String JDBC_URL_PREFIX = "jdbc:";
private static final String JDBC_URL_START = JDBC_URL_PREFIX + "trino:";
private TrinoDriverUri(String uri, Properties driverProperties)
throws SQLException
{
super(parseDriverUrl(uri), driverProperties);
}
public static TrinoDriverUri create(String url, Properties properties)
throws SQLException
{
return new TrinoDriverUri(url, firstNonNull(properties, new Properties()));
}
public static boolean acceptsURL(String url)
{
return url.startsWith(JDBC_URL_START);
}
private static URI parseDriverUrl(String url)
throws SQLException
{
validatePrefix(url);
URI uri = parseUrl(url);
if (isNullOrEmpty(uri.getHost())) {
throw new SQLException("No host specified: " + url);
}
if (uri.getPort() == -1) {
throw new SQLException("No port number specified: " + url);
}
if ((uri.getPort() < 1) || (uri.getPort() > 65535)) {
throw new SQLException("Invalid port number: " + url);
}
return uri;
}
private static URI parseUrl(String url)
throws SQLException
{
try {
return new URI(url.substring(JDBC_URL_PREFIX.length()));
}
catch (URISyntaxException e) {
throw new SQLException("Invalid JDBC URL: " + url, e);
}
}
private static void validatePrefix(String url)
throws SQLException
{
if (!url.startsWith(JDBC_URL_START)) {
throw new SQLException("Invalid JDBC URL: " + url);
}
if (url.equals(JDBC_URL_START)) {
throw new SQLException("Empty JDBC URL: " + url);
}
}
}