| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.netbeans.modules.j2ee.common; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import org.netbeans.api.db.explorer.ConnectionManager; |
| import org.netbeans.api.db.explorer.DatabaseConnection; |
| import org.netbeans.modules.j2ee.deployment.common.api.ConfigurationException; |
| import org.netbeans.modules.j2ee.deployment.common.api.Datasource; |
| import org.netbeans.modules.j2ee.deployment.devmodules.spi.J2eeModuleProvider; |
| |
| /** |
| * An utility class for working with data sources. |
| * |
| * @author Andrei Badea |
| * |
| * @since 1.7 |
| */ |
| public class DatasourceHelper { |
| |
| private DatasourceHelper() { |
| } |
| |
| /** |
| * Finds the database connections whose database URL and user name equal |
| * the database URL and the user name of the passed data source. |
| * |
| * @param datasource the data source. |
| * |
| * @return the list of database connections; never null. |
| * |
| * @throws NullPointerException if the datasource parameter was null. |
| */ |
| public static List<DatabaseConnection> findDatabaseConnections(Datasource datasource) { |
| if (datasource == null) { |
| throw new NullPointerException("The datasource parameter cannot be null."); // NOI18N |
| } |
| String databaseUrl = datasource.getUrl(); |
| String user = datasource.getUsername(); |
| if (databaseUrl == null || user == null) { |
| return Collections.emptyList(); |
| } |
| List<DatabaseConnection> result = new ArrayList<DatabaseConnection>(); |
| for (DatabaseConnection dbconn : ConnectionManager.getDefault().getConnections()) { |
| if (databaseUrl.equals(dbconn.getDatabaseURL()) && user.equals(dbconn.getUser())) { |
| result.add(dbconn); |
| } |
| } |
| if (result.size() > 0) { |
| return Collections.unmodifiableList(result); |
| } else { |
| return Collections.emptyList(); |
| } |
| } |
| |
| /** |
| * Finds the data source with the given JNDI name in the module and |
| * project data sources of the given provider. |
| * |
| * @param provider the {@link J2eeModuleProvider provider} whose data sources |
| * are to be searched; cannot be null. |
| * @param jndiName the JNDI name to search for; cannot be null. |
| * |
| * @return the found data source or null if no data source was found. |
| * |
| * @throws NullPointerException if either the <code>provider</code> |
| * or the <code>jndiName</code> parameter was null. |
| * |
| * @since 1.11 |
| */ |
| public static Datasource findDatasource(J2eeModuleProvider provider, String jndiName) throws ConfigurationException { |
| if (provider == null) { |
| throw new NullPointerException("The provider parameter cannot be null."); // NOI18N |
| } |
| if (jndiName == null) { |
| throw new NullPointerException("The jndiName parameter cannot be null."); // NOI18N |
| } |
| for (Datasource datasource : provider.getServerDatasources()) { |
| if (jndiName.equals(datasource.getJndiName())) { |
| return datasource; |
| } |
| } |
| for (Datasource datasource : provider.getModuleDatasources()) { |
| if (jndiName.equals(datasource.getJndiName())) { |
| return datasource; |
| } |
| } |
| return null; |
| } |
| } |