001/*
002 * Copyright 2002-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.jdbc.core.metadata;
018
019import java.sql.DatabaseMetaData;
020import java.sql.SQLException;
021
022/**
023 * Derby specific implementation for the {@link CallMetaDataProvider} interface.
024 * This class is intended for internal use by the Simple JDBC classes.
025 *
026 * @author Thomas Risberg
027 * @author Juergen Hoeller
028 * @since 2.5
029 */
030public class DerbyCallMetaDataProvider extends GenericCallMetaDataProvider {
031
032        public DerbyCallMetaDataProvider(DatabaseMetaData databaseMetaData) throws SQLException {
033                super(databaseMetaData);
034        }
035
036
037        @Override
038        public String metaDataSchemaNameToUse(String schemaName) {
039                if (schemaName != null) {
040                        return super.metaDataSchemaNameToUse(schemaName);
041                }
042
043                // Use current user schema if no schema specified...
044                String userName = getUserName();
045                return (userName != null ? userName.toUpperCase() : null);
046        }
047
048}