diff --git a/jOOQ-examples/jOOQ-academy/pom.xml b/jOOQ-examples/jOOQ-academy/pom.xml index e0cc46feef..28b351d508 100644 --- a/jOOQ-examples/jOOQ-academy/pom.xml +++ b/jOOQ-examples/jOOQ-academy/pom.xml @@ -183,8 +183,8 @@ org.jooq.util.h2.H2Database .* - true PUBLIC + REC_TIMESTAMP false diff --git a/jOOQ-examples/jOOQ-academy/src/main/resources/log4j.xml b/jOOQ-examples/jOOQ-academy/src/main/resources/log4j.xml index ed13bfdf53..8c478c982b 100644 --- a/jOOQ-examples/jOOQ-academy/src/main/resources/log4j.xml +++ b/jOOQ-examples/jOOQ-academy/src/main/resources/log4j.xml @@ -30,7 +30,7 @@ - + diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_1_PrintTheQuery.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_1_PrintTheQuery.java new file mode 100644 index 0000000000..cb73d206b6 --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_1_PrintTheQuery.java @@ -0,0 +1,66 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section1; + +import static org.jooq.example.db.h2.Tables.AUTHOR; +import static org.jooq.impl.DSL.select; + +import java.sql.SQLException; + +import org.jooq.academy.tools.Tools; + +import org.junit.Test; + +public class Example_1_1_PrintTheQuery { + + @Test + public void run() throws SQLException { + + // This creates a simple query without executing it + // By default, a Query's toString() method will print the SQL string to the console + Tools.title("Create a simple query without executing it"); + Tools.print( + select(AUTHOR.FIRST_NAME, AUTHOR.LAST_NAME) + .from(AUTHOR) + .orderBy(AUTHOR.ID) + ); + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_2_ExecuteTheQuery.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_2_ExecuteTheQuery.java new file mode 100644 index 0000000000..b41cb169b8 --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_2_ExecuteTheQuery.java @@ -0,0 +1,69 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section1; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.AUTHOR; + +import java.sql.SQLException; + +import org.jooq.academy.tools.Tools; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_1_2_ExecuteTheQuery { + + @Test + public void run() throws SQLException { + + // All we need to execute a query is provide it with a connection and then + // call fetch() on it. + Tools.title("Selecting FIRST_NAME and LAST_NAME from the AUTHOR table"); + Tools.print( + DSL.using(connection()) + .select(AUTHOR.FIRST_NAME, AUTHOR.LAST_NAME) + .from(AUTHOR) + .orderBy(AUTHOR.ID) + .fetch() + ); + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_3_DMLStatements.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_3_DMLStatements.java new file mode 100644 index 0000000000..76514434a7 --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_3_DMLStatements.java @@ -0,0 +1,138 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section1; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.AUTHOR; + +import java.sql.Connection; +import java.sql.Date; +import java.sql.SQLException; + +import org.jooq.DSLContext; +import org.jooq.academy.tools.Tools; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_1_3_DMLStatements { + + @Test + public void run() throws SQLException { + Connection connection = connection(); + + DSLContext dsl = DSL.using(connection); + + try { + + // Inserting is just as easy as selecting + Tools.title("Inserting a new AUTHOR"); + Tools.print( + dsl.insertInto(AUTHOR, AUTHOR.ID, AUTHOR.FIRST_NAME, AUTHOR.LAST_NAME) + .values(3, "Alfred", "Hitchcock") + .execute() + ); + + // But the Java compiler will actively check your statements. The + // following statements will not compile: + /* + Tools.title("Not enough arguments to the values() method!"); + Tools.print( + DSL.using(connection()) + .insertInto(AUTHOR, AUTHOR.ID, AUTHOR.FIRST_NAME, AUTHOR.LAST_NAME) + .values(4, "Alfred") + .execute() + ); + */ + /* + Tools.title("Wrong order of types of arguments to the values() method!"); + Tools.print( + DSL.using(connection()) + .insertInto(AUTHOR, AUTHOR.FIRST_NAME, AUTHOR.LAST_NAME, AUTHOR.ID) + .values(4, "Alfred", "Hitchcock") + .execute() + ); + */ + Tools.title("Check if our latest record was really created"); + Tools.print( + dsl.select() + .from(AUTHOR) + .where(AUTHOR.ID.eq(3)) + .fetch() + ); + + Tools.title("Update the DATE_OF_BIRTH column"); + Tools.print( + dsl.update(AUTHOR) + .set(AUTHOR.DATE_OF_BIRTH, Date.valueOf("1899-08-13")) + .where(AUTHOR.ID.eq(3)) + .execute() + ); + + Tools.title("Check if our latest record was really updated"); + Tools.print( + dsl.select() + .from(AUTHOR) + .where(AUTHOR.ID.eq(3)) + .fetch() + ); + + Tools.title("Delete the new record again"); + Tools.print( + dsl.delete(AUTHOR) + .where(AUTHOR.ID.eq(3)) + .execute() + ); + + Tools.title("Check if the record was really deleted"); + Tools.print( + dsl.select() + .from(AUTHOR) + .fetch() + ); + } + + // Don't keep the new data + finally { + connection.rollback(); + } + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_4_Predicates.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_4_Predicates.java new file mode 100644 index 0000000000..bda5a40ebf --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_4_Predicates.java @@ -0,0 +1,98 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section1; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.AUTHOR; +import static org.jooq.example.db.h2.Tables.BOOK; +import static org.jooq.impl.DSL.select; + +import java.sql.SQLException; + +import org.jooq.DSLContext; +import org.jooq.academy.tools.Tools; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_1_4_Predicates { + + @Test + public void run() throws SQLException { + DSLContext dsl = DSL.using(connection()); + + Tools.title("Combine predicates using AND"); + Tools.print( + dsl.select() + .from(BOOK) + .where(BOOK.TITLE.like("%a%").and(BOOK.AUTHOR_ID.eq(1))) + .fetch() + ); + + /* + Tools.title("Wrong types in comparison predicate"); + Tools.print( + dsl.select() + .from(BOOK) + .where(BOOK.ID.eq("abc")) + .fetch() + ); + */ + + Tools.title("Use an IN-predicate"); + Tools.print( + dsl.select() + .from(AUTHOR) + .where(AUTHOR.ID.in(select(BOOK.AUTHOR_ID).from(BOOK))) + .fetch() + ); + + /* + Tools.title("Wrong number of columns in subquery"); + Tools.print( + dsl.select() + .from(AUTHOR) + .where(AUTHOR.ID.in(select(BOOK.AUTHOR_ID, BOOK.TITLE).from(BOOK))) + .fetch() + ); + */ + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_5_ColumnExpressions.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_5_ColumnExpressions.java new file mode 100644 index 0000000000..e2e508b9c5 --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section1/Example_1_5_ColumnExpressions.java @@ -0,0 +1,79 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section1; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.AUTHOR; +import static org.jooq.impl.DSL.concat; +import static org.jooq.impl.DSL.val; + +import java.sql.SQLException; + +import org.jooq.DSLContext; +import org.jooq.academy.tools.Tools; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_1_5_ColumnExpressions { + + @Test + public void run() throws SQLException { + DSLContext dsl = DSL.using(connection()); + + Tools.title("CONCAT() function with prefix notation"); + Tools.print( + dsl.select(concat(AUTHOR.FIRST_NAME, val(" "), AUTHOR.LAST_NAME)) + .from(AUTHOR) + .orderBy(AUTHOR.ID) + .fetch() + ); + + Tools.title("CONCAT() function with infix notation"); + Tools.print( + dsl.select(AUTHOR.FIRST_NAME.concat(" ").concat(AUTHOR.LAST_NAME)) + .from(AUTHOR) + .orderBy(AUTHOR.ID) + .fetch() + ); + + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_1_ActiveRecords.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_1_ActiveRecords.java new file mode 100644 index 0000000000..72ed9d2fbe --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_1_ActiveRecords.java @@ -0,0 +1,79 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section2; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.AUTHOR; + +import java.sql.Connection; +import java.sql.Date; +import java.sql.SQLException; + +import org.jooq.DSLContext; +import org.jooq.academy.tools.Tools; +import org.jooq.example.db.h2.tables.records.AuthorRecord; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_2_1_ActiveRecords { + + @Test + public void run() throws SQLException { + Connection connection = connection(); + DSLContext dsl = DSL.using(connection); + + try { + Tools.title("Loading and changing active records"); + + AuthorRecord author = dsl.selectFrom(AUTHOR).where(AUTHOR.ID.eq(1)).fetchOne(); + author.setDateOfBirth(Date.valueOf("2000-01-01")); + author.store(); + + Tools.print(author); + } + + // Don't store the changes + finally { + connection.rollback(); + } + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_2_OptimisticLocking.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_2_OptimisticLocking.java new file mode 100644 index 0000000000..437955c23f --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/section2/Example_2_2_OptimisticLocking.java @@ -0,0 +1,87 @@ +/** + * Copyright (c) 2009-2013, 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.academy.section2; + +import static org.jooq.academy.tools.Tools.connection; +import static org.jooq.example.db.h2.Tables.BOOK; + +import java.sql.Connection; +import java.sql.SQLException; + +import org.jooq.DSLContext; +import org.jooq.academy.tools.Tools; +import org.jooq.conf.Settings; +import org.jooq.example.db.h2.tables.records.BookRecord; +import org.jooq.exception.DataChangedException; +import org.jooq.impl.DSL; + +import org.junit.Test; + +public class Example_2_2_OptimisticLocking { + + @Test + public void run() throws SQLException { + Connection connection = connection(); + DSLContext dsl = DSL.using(connection, new Settings().withExecuteWithOptimisticLocking(true)); + + try { + Tools.title("Applying optimistic locking"); + + BookRecord book1 = dsl.selectFrom(BOOK).where(BOOK.ID.eq(1)).fetchOne(); + BookRecord book2 = dsl.selectFrom(BOOK).where(BOOK.ID.eq(1)).fetchOne(); + + book1.setTitle("New Title"); + book1.store(); + + book2.setTitle("Another Title"); + book2.store(); + } + + catch (DataChangedException expected) { + expected.printStackTrace(); + } + + // Don't store the changes + finally { + connection.rollback(); + } + } +} diff --git a/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/tools/Tools.java b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/tools/Tools.java new file mode 100644 index 0000000000..d9eb9ba2c4 --- /dev/null +++ b/jOOQ-examples/jOOQ-academy/src/test/java/org/jooq/academy/tools/Tools.java @@ -0,0 +1,96 @@ +/** + * Copyright (c) 2009-2013, 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.academy.tools; + +import java.sql.Connection; +import java.sql.DriverManager; +import java.util.Properties; + + +/** + * @author Lukas Eder + */ +public class Tools { + + static Connection connection; + + /** + * Get a fresh connection from H2. + */ + public static Connection connection() { + if (connection == null) { + try { + Properties properties = new Properties(); + properties.load(Tools.class.getResourceAsStream("/config.properties")); + + Class.forName(properties.getProperty("db.driver")); + + connection = DriverManager.getConnection( + properties.getProperty("db.url"), + properties.getProperty("db.username"), + properties.getProperty("db.password")); + connection.setAutoCommit(false); + } + catch (Exception e) { + throw new RuntimeException(e); + } + } + + return connection; + } + + /** + * Some pretty printing + */ + public static void title(String title) { + String dashes = "============================================================================================="; + + System.out.println(); + System.out.println(title); + System.out.println(dashes); + System.out.println(); + } + + public static void print(Object o) { + System.out.println(o); + } + +}