/* * 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 org.jdbi.v3.core; import static org.assertj.core.api.Assertions.assertThat; import org.jdbi.v3.core.rule.H2DatabaseRule; import org.junit.Rule; import org.junit.Test; public class TestHandle { @Rule public H2DatabaseRule dbRule = new H2DatabaseRule(); @Test public void testInTransaction() throws Exception { Handle h = dbRule.openHandle(); String value = h.inTransaction(handle -> { handle.execute("insert into something (id, name) values (1, 'Brian')"); return handle.createQuery("select name from something where id = 1").mapToBean(Something.class).findOnly().getName(); }); assertThat(value).isEqualTo("Brian"); } @Test public void testSillyNumberOfCallbacks() throws Exception { try (Handle h = dbRule.openHandle()) { h.execute("insert into something (id, name) values (1, 'Keith')"); } String value = dbRule.getJdbi().withHandle(handle -> handle.inTransaction(handle1 -> handle1.createQuery("select name from something where id = 1").mapTo(String.class).findOnly())); assertThat(value).isEqualTo("Keith"); } @SuppressWarnings("resource") @Test public void testIsClosed() throws Exception { Handle h = dbRule.openHandle(); assertThat(h.isClosed()).isFalse(); h.close(); assertThat(h.isClosed()).isTrue(); } }