diff --git a/jOOQ/src/main/java/org/jooq/impl/DateAdd.java b/jOOQ/src/main/java/org/jooq/impl/DateAdd.java new file mode 100644 index 0000000000..8de77be254 --- /dev/null +++ b/jOOQ/src/main/java/org/jooq/impl/DateAdd.java @@ -0,0 +1,225 @@ +/** + * Copyright (c) 2009-2014, Data Geekery GmbH (http://www.datageekery.com) + * All rights reserved. + * + * This work is dual-licensed + * - under the Apache Software License 2.0 (the "ASL") + * - under the jOOQ License and Maintenance Agreement (the "jOOQ License") + * ============================================================================= + * You may choose which license applies to you: + * + * - If you're using this work with Open Source databases, you may choose + * either ASL or jOOQ License. + * - If you're using this work with at least one commercial database, you must + * choose jOOQ License + * + * For more information, please visit http://www.jooq.org/licenses + * + * Apache Software License 2.0: + * ----------------------------------------------------------------------------- + * 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. + * + * jOOQ License and Maintenance Agreement: + * ----------------------------------------------------------------------------- + * Data Geekery grants the Customer the non-exclusive, timely limited and + * non-transferable license to install and use the Software under the terms of + * the jOOQ License and Maintenance Agreement. + * + * This library is distributed with a LIMITED WARRANTY. See the jOOQ License + * and Maintenance Agreement for more details: http://www.jooq.org/licensing + */ +package org.jooq.impl; + +import static org.jooq.impl.DSL.field; +import static org.jooq.impl.DSL.inline; +import static org.jooq.impl.DSL.keyword; + +import org.jooq.Configuration; +import org.jooq.DatePart; +import org.jooq.Field; +import org.jooq.QueryPart; +import org.jooq.exception.SQLDialectNotSupportedException; + +/** + * @author Lukas Eder + */ +class DateAdd extends AbstractFunction { + + /** + * Generated UID + */ + private static final long serialVersionUID = -19593015886723235L; + + private final Field date; + private final Field interval; + private final DatePart datePart; + + DateAdd(Field date, Field interval, DatePart datePart) { + super("dateadd", date.getDataType()); + + this.date = date; + this.interval = interval; + this.datePart = datePart; + } + + @Override + final QueryPart getFunction0(Configuration configuration) { + String keyword = null; + String function = null; + + switch (configuration.dialect().family()) { + case CUBRID: + case MARIADB: + case MYSQL: { + switch (datePart) { + case YEAR: keyword = "year"; break; + case MONTH: keyword = "month"; break; + case DAY: keyword = "day"; break; + case HOUR: keyword = "hour"; break; + case MINUTE: keyword = "minute"; break; + case SECOND: keyword = "second"; break; + default: throwUnsupported(); + } + + return field("{date_add}({0}, {interval} {1} {2})", getDataType(), date, interval, keyword(keyword)); + } + + case DERBY: + case HSQLDB: { + switch (datePart) { + case YEAR: keyword = "sql_tsi_year"; break; + case MONTH: keyword = "sql_tsi_month"; break; + case DAY: keyword = "sql_tsi_day"; break; + case HOUR: keyword = "sql_tsi_hour"; break; + case MINUTE: keyword = "sql_tsi_minute"; break; + case SECOND: keyword = "sql_tsi_second"; break; + default: throwUnsupported(); + } + + return field("{fn {timestampadd}({0}, {1}, {2}) }", getDataType(), keyword(keyword), interval, date); + } + + case FIREBIRD: { + switch (datePart) { + case YEAR: keyword = "year"; break; + case MONTH: keyword = "month"; break; + case DAY: keyword = "day"; break; + case HOUR: keyword = "hour"; break; + case MINUTE: keyword = "minute"; break; + case SECOND: keyword = "second"; break; + default: throwUnsupported(); + } + + return field("{dateadd}({0}, {1}, {2})", getDataType(), keyword(keyword), interval, date); + } + + case H2: { + switch (datePart) { + case YEAR: keyword = "year"; break; + case MONTH: keyword = "month"; break; + case DAY: keyword = "day"; break; + case HOUR: keyword = "hour"; break; + case MINUTE: keyword = "minute"; break; + case SECOND: keyword = "second"; break; + default: throwUnsupported(); + } + + return field("{dateadd}({0}, {1}, {2})", getDataType(), inline(keyword), interval, date); + } + + case POSTGRES: { + switch (datePart) { + case YEAR: keyword = " year"; break; + case MONTH: keyword = " month"; break; + case DAY: keyword = " day"; break; + case HOUR: keyword = " hour"; break; + case MINUTE: keyword = " minute"; break; + case SECOND: keyword = " second"; break; + default: throwUnsupported(); + } + + return date.add(field("({0} || {1})::interval", interval, inline(keyword))); + } + + case SQLITE: { + switch (datePart) { + case YEAR: keyword = " year"; break; + case MONTH: keyword = " month"; break; + case DAY: keyword = " day"; break; + case HOUR: keyword = " hour"; break; + case MINUTE: keyword = " minute"; break; + case SECOND: keyword = " second"; break; + default: throwUnsupported(); + } + + return field("{datetime}({0}, '+' || {1} || {2})", getDataType(), date, interval, inline(keyword)); + } + + /* [pro] xx + xxxx xxxx + xxxx xxxxxxx + xxxx xxxxxxxxxx x + xxxxxx xxxxxxxxxx x + xxxx xxxxx xxxxxxx x xxxxx xxxxxx + xxxx xxxxxx xxxxxxx x xxxxx xxxxxx + xxxx xxxx xxxxxxx x xxxxx xxxxxx + xxxx xxxxx xxxxxxx x xxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxx xxxxxx + xxxxxxxx xxxxxxxxxxxxxxxxxxx + x + + xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxx xxxxxx xxxxxxxxxxxxxx xxxxxxxxxxxxxxxxx xxxxxxxxx xxxxxx + x + + xxxx xxxx x + xxxxxx xxxxxxxxxx x + xxxx xxxxx xxxxxxx x xxxxxxx xxxxxx + xxxx xxxxxx xxxxxxx x xxxxxxxx xxxxxx + xxxx xxxx xxxxxxx x xxxxxx xxxxxx + xxxx xxxxx xxxxxxx x xxxxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxxxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxxxxxx xxxxxx + xxxxxxxx xxxxxxxxxxxxxxxxxxx + x + + xxxxxx xxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxx xxxxxxxxxxxxxxxxxxx + x + + xxxx xxxxxxx x + xxxxxx xxxxxxxxxx x + xxxx xxxxx xxxxxxx x xxxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxx xxxxxx xxxxxxx x xxxxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxx xxxx xxxxxxx x xxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxx xxxxx xxxxxxx x xxxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxx xxxxxxx xxxxxxx x xxxxxxxxx xxxxxxxx x xxxxxxxxxxxxxxxxxx xxxxxx + xxxxxxxx xxxxxxxxxxxxxxxxxxx + x + + xxxxxx xxxxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxxxxxxx + x + + xxxx xxxxxxx x + xxxxx xxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxx xx xxx xxx xxxxxxxxxxxxxx + x + xx [/pro] */ + } + + return null; + } + + private final void throwUnsupported() { + throw new UnsupportedOperationException("Unknown date part : " + datePart); + } +}