Java tutorial
/** * The software subject to this notice and license includes both human readable * source code form and machine readable, binary, object code form. The NCI OCR * Software was developed in conjunction with the National Cancer Institute * (NCI) by NCI employees and 5AM Solutions, Inc. (5AM). To the extent * government employees are authors, any rights in such works shall be subject * to Title 17 of the United States Code, section 105. * * This NCI OCR Software License (the License) is between NCI and You. You (or * Your) shall mean a person or an entity, and all other entities that control, * are controlled by, or are under common control with the entity. Control for * purposes of this definition means (i) the direct or indirect power to cause * the direction or management of such entity, whether by contract or otherwise, * or (ii) ownership of fifty percent (50%) or more of the outstanding shares, * or (iii) beneficial ownership of such entity. * * This License is granted provided that You agree to the conditions described * below. NCI grants You a non-exclusive, worldwide, perpetual, fully-paid-up, * no-charge, irrevocable, transferable and royalty-free right and license in * its rights in the NCI OCR Software to (i) use, install, access, operate, * execute, copy, modify, translate, market, publicly display, publicly perform, * and prepare derivative works of the NCI OCR Software; (ii) distribute and * have distributed to and by third parties the NCI OCR Software and any * modifications and derivative works thereof; and (iii) sublicense the * foregoing rights set out in (i) and (ii) to third parties, including the * right to license such rights to further third parties. For sake of clarity, * and not by way of limitation, NCI shall have no right of accounting or right * of payment from You or Your sub-licensees for the rights granted under this * License. This License is granted at no charge to You. * * Your redistributions of the source code for the Software must retain the * above copyright notice, this list of conditions and the disclaimer and * limitation of liability of Article 6, below. Your redistributions in object * code form must reproduce the above copyright notice, this list of conditions * and the disclaimer of Article 6 in the documentation and/or other materials * provided with the distribution, if any. * * Your end-user documentation included with the redistribution, if any, must * include the following acknowledgment: This product includes software * developed by 5AM and the National Cancer Institute. If You do not include * such end-user documentation, You shall include this acknowledgment in the * Software itself, wherever such third-party acknowledgments normally appear. * * You may not use the names "The National Cancer Institute", "NCI", or "5AM" * to endorse or promote products derived from this Software. This License does * not authorize You to use any trademarks, service marks, trade names, logos or * product names of either NCI or 5AM, except as required to comply with the * terms of this License. * * For sake of clarity, and not by way of limitation, You may incorporate this * Software into Your proprietary programs and into any third party proprietary * programs. However, if You incorporate the Software into third party * proprietary programs, You agree that You are solely responsible for obtaining * any permission from such third parties required to incorporate the Software * into such third party proprietary programs and for informing Your * sub-licensees, including without limitation Your end-users, of their * obligation to secure any required permissions from such third parties before * incorporating the Software into such third party proprietary software * programs. In the event that You fail to obtain such permissions, You agree * to indemnify NCI for any claims against NCI by such third parties, except to * the extent prohibited by law, resulting from Your failure to obtain such * permissions. * * For sake of clarity, and not by way of limitation, You may add Your own * copyright statement to Your modifications and to the derivative works, and * You may provide additional or different license terms and conditions in Your * sublicenses of modifications of the Software, or any derivative works of the * Software as a whole, provided Your use, reproduction, and distribution of the * Work otherwise complies with the conditions stated in this License. * * THIS SOFTWARE IS PROVIDED "AS IS," AND ANY EXPRESSED OR IMPLIED WARRANTIES, * (INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, * NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE) ARE DISCLAIMED. IN NO * EVENT SHALL THE NATIONAL CANCER INSTITUTE, 5AM SOLUTIONS, INC. OR THEIR * AFFILIATES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package gov.nih.nci.firebird.test; import gov.nih.nci.firebird.test.util.ComparisonUtil; import java.sql.SQLException; import java.sql.Statement; import java.text.MessageFormat; import java.util.Arrays; import java.util.Collection; import java.util.List; import java.util.Map; import java.util.ResourceBundle; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.Transaction; import org.hibernate.persister.collection.AbstractCollectionPersister; import org.hibernate.persister.entity.EntityPersister; import org.hibernate.tool.hbm2ddl.SchemaExport; import org.junit.After; import org.junit.Before; import org.junit.runner.RunWith; import com.fiveamsolutions.nci.commons.data.persistent.PersistentObject; import com.fiveamsolutions.nci.commons.util.HibernateHelper; import com.fiveamsolutions.nci.commons.util.ProxyUtils; import com.google.inject.Inject; import com.google.inject.Provider; @RunWith(GuiceTestRunner.class) public class AbstractHibernateTestCase { private static final ResourceBundle APPLICATION_RESOURCES = ResourceBundle.getBundle("ApplicationResources"); private static final ResourceBundle RESOURCES = ResourceBundle.getBundle("resources"); private static SchemaExport schemaExporter; private Transaction transaction; private Provider<Session> currentSessionProvider; private HibernateHelper helper; @Inject protected void setCurrentSessionProvider(Provider<Session> currentSessionProvider) { this.currentSessionProvider = currentSessionProvider; } protected Session getCurrentSession() { return currentSessionProvider.get(); } @Inject void setHelper(HibernateHelper helper) { this.helper = helper; } /** * Method that runs before the test to clean up the db and start the transaction. */ @SuppressWarnings("unchecked") @Before public void setUp() throws Exception { // clean up the hibernate second level cache between runs SessionFactory sf = getCurrentSession().getSessionFactory(); Map<String, EntityPersister> classMetadata = sf.getAllClassMetadata(); for (EntityPersister ep : classMetadata.values()) { if (ep.hasCache()) { sf.evictEntity(ep.getCacheAccessStrategy().getRegion().getName()); } } Map<?, AbstractCollectionPersister> collMetadata = sf.getAllCollectionMetadata(); for (AbstractCollectionPersister acp : collMetadata.values()) { if (acp.hasCache()) { sf.evictCollection(acp.getCacheAccessStrategy().getRegion().getName()); } } transaction = helper.beginTransaction(); } /** * method to clean up after test is done. */ @After public final void tearDown() { transaction.rollback(); } /** * method to init the db if needed. * * @throws SQLException on error */ @Before @SuppressWarnings({ "unchecked", "deprecation" }) public final void initDbIfNeeded() throws SQLException { // First drop the audit sequence (& associated table, see // http://opensource.atlassian.com/projects/hibernate/browse/HHH-2472) Transaction tx = helper.beginTransaction(); Statement s = getCurrentSession().connection().createStatement(); try { s.execute("drop sequence AUDIT_ID_SEQ"); s.execute("drop table if exists dual_AUDIT_ID_SEQ"); } catch (SQLException e) { // expected } tx.commit(); tx = helper.beginTransaction(); List<Long> counts = getCurrentSession().createQuery("select count(*) from " + Object.class.getName()) .list(); s = getCurrentSession().connection().createStatement(); s.execute("create sequence AUDIT_ID_SEQ"); s.execute("create table dual_AUDIT_ID_SEQ(test boolean)"); for (Long count : counts) { if (count > 0) { if (schemaExporter == null) { schemaExporter = new SchemaExport(helper.getConfiguration()); } schemaExporter.drop(false, true); schemaExporter.create(false, true); break; } } tx.commit(); } protected void save(Object... objects) { saveAll(Arrays.asList(objects)); } protected void saveAll(Collection<? extends Object> objects) { for (Object object : objects) { getCurrentSession().saveOrUpdate(object); } } protected void saveAndFlushAll(Collection<?> objects) { saveAll(objects); flushAndClearSession(); } protected void saveAndFlush(Object... objects) { save(objects); flushAndClearSession(); } protected void flushAndClearSession() { getCurrentSession().flush(); getCurrentSession().clear(); } protected void delete(Object... objects) { deleteAll(Arrays.asList(objects)); } protected void deleteAll(Collection<? extends Object> objects) { for (Object object : objects) { getCurrentSession().delete(object); } } @SuppressWarnings("unchecked") protected <T extends PersistentObject> T loadObject(Class<T> clazz, Long id) { return (T) getCurrentSession().load(clazz, id); } @SuppressWarnings("unchecked") protected <T extends PersistentObject> T getObject(Class<T> clazz, Long id) { return (T) getCurrentSession().get(clazz, id); } @SuppressWarnings("unchecked") protected <T extends PersistentObject> T reloadObject(T obj) { return (T) getCurrentSession().load(getPersistentClass(obj), obj.getId()); } protected void assertSamePersistentObjects(PersistentObject object1, PersistentObject object2) { ComparisonUtil.assertSamePersistentObjects(object1, object2); } private Class<?> getPersistentClass(Object obj) { Class<?> clazz = ProxyUtils.unEnhanceCGLIBClass(obj.getClass()); if (isJavassistProxy(clazz)) { clazz = clazz.getSuperclass(); } return clazz; } private boolean isJavassistProxy(Class<?> clazz) { return clazz.getName().contains("$$_javassist"); } protected String getPropertyText(String property, String... replacements) { //MessageFormat strips out ' characters, among others String message; if (APPLICATION_RESOURCES.containsKey(property)) { message = APPLICATION_RESOURCES.getString(property); } else { message = RESOURCES.getString(property); } return MessageFormat.format(message.replaceAll("'", "''"), (Object[]) replacements); } }