Examples with LockOptions org.hibernate.LockOptions used on opensource projects

Example 41 with LockOptions

use of org.hibernate.LockOptions in project hibernate-orm by hibernate.

the class SQLServer2005DialectTestCase method testAppendLockHintUpgrade.

@Test
@TestForIssue(jiraKey = "HHH-9635")
public void testAppendLockHintUpgrade() {
    final String expectedLockHint = "tab1 with (updlock, rowlock)";
    LockOptions lockOptions = new LockOptions(LockMode.UPGRADE);
    String lockHint = dialect.appendLockHint(lockOptions, "tab1");
    assertEquals(expectedLockHint, lockHint);
}

Example 42 with LockOptions

use of org.hibernate.LockOptions in project hibernate-orm by hibernate.

the class SQLServer2005DialectTestCase method testAppendLockHintPessimisticWriteNoTimeOut.

@Test
@TestForIssue(jiraKey = "HHH-9635")
public void testAppendLockHintPessimisticWriteNoTimeOut() {
    final String expectedLockHint = "tab1 with (updlock, rowlock, nowait)";
    LockOptions lockOptions = new LockOptions(LockMode.UPGRADE);
    lockOptions.setTimeOut(LockOptions.NO_WAIT);
    String lockHint = dialect.appendLockHint(lockOptions, "tab1");
    assertEquals(expectedLockHint, lockHint);
}

Example 43 with LockOptions

use of org.hibernate.LockOptions in project hibernate-orm by hibernate.

the class ParentChildTest method testLocking.

@Test
public void testLocking() throws Exception {
    Session s = openSession();
    Transaction tx = s.beginTransaction();
    Simple s1 = new Simple(Long.valueOf(1));
    s1.setCount(1);
    Simple s2 = new Simple(Long.valueOf(2));
    s2.setCount(2);
    Simple s3 = new Simple(Long.valueOf(3));
    s3.setCount(3);
    Simple s4 = new Simple(Long.valueOf(4));
    s4.setCount(4);
    Simple s5 = new Simple(Long.valueOf(5));
    s5.setCount(5);
    s.save(s1);
    s.save(s2);
    s.save(s3);
    s.save(s4);
    s.save(s5);
    assertTrue(s.getCurrentLockMode(s1) == LockMode.WRITE);
    tx.commit();
    s.close();
    s = openSession();
    tx = s.beginTransaction();
    s1 = (Simple) s.load(Simple.class, new Long(1), LockMode.NONE);
    //depends if cache is enabled
    assertTrue(s.getCurrentLockMode(s1) == LockMode.READ || s.getCurrentLockMode(s1) == LockMode.NONE);
    s2 = (Simple) s.load(Simple.class, new Long(2), LockMode.READ);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.READ);
    s3 = (Simple) s.load(Simple.class, new Long(3), LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s3) == LockMode.UPGRADE);
    s4 = (Simple) s.byId(Simple.class).with(new LockOptions(LockMode.UPGRADE_NOWAIT)).load(4L);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.UPGRADE_NOWAIT);
    s5 = (Simple) s.byId(Simple.class).with(new LockOptions(LockMode.UPGRADE_SKIPLOCKED)).load(5L);
    assertTrue(s.getCurrentLockMode(s5) == LockMode.UPGRADE_SKIPLOCKED);
    //upgrade
    s1 = (Simple) s.load(Simple.class, new Long(1), LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s1) == LockMode.UPGRADE);
    s2 = (Simple) s.load(Simple.class, new Long(2), LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.READ);
    s3 = (Simple) s.load(Simple.class, new Long(3), LockMode.READ);
    assertTrue(s.getCurrentLockMode(s3) == LockMode.UPGRADE);
    s4 = (Simple) s.load(Simple.class, new Long(4), LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.UPGRADE_NOWAIT);
    s5 = (Simple) s.load(Simple.class, new Long(5), LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s5) == LockMode.UPGRADE_SKIPLOCKED);
    //upgrade
    s.lock(s2, LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.UPGRADE);
    s.lock(s3, LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s3) == LockMode.UPGRADE);
    s.lock(s1, LockMode.UPGRADE_NOWAIT);
    s.lock(s4, LockMode.NONE);
    s.lock(s5, LockMode.UPGRADE_SKIPLOCKED);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.UPGRADE_NOWAIT);
    assertTrue(s.getCurrentLockMode(s5) == LockMode.UPGRADE_SKIPLOCKED);
    tx.commit();
    tx = s.beginTransaction();
    assertTrue(s.getCurrentLockMode(s3) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s1) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s5) == LockMode.NONE);
    //upgrade
    s.lock(s1, LockMode.READ);
    assertTrue(s.getCurrentLockMode(s1) == LockMode.READ);
    //upgrade
    s.lock(s2, LockMode.UPGRADE);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.UPGRADE);
    //upgrade
    s.lock(s3, LockMode.UPGRADE_NOWAIT);
    assertTrue(s.getCurrentLockMode(s3) == LockMode.UPGRADE_NOWAIT);
    s.lock(s4, LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.NONE);
    s4.setName("s4");
    s.flush();
    assertTrue(s.getCurrentLockMode(s4) == LockMode.WRITE);
    tx.commit();
    tx = s.beginTransaction();
    assertTrue(s.getCurrentLockMode(s3) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s1) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s2) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s4) == LockMode.NONE);
    assertTrue(s.getCurrentLockMode(s5) == LockMode.NONE);
    s.delete(s1);
    s.delete(s2);
    s.delete(s3);
    s.delete(s4);
    s.delete(s5);
    tx.commit();
    s.close();
}

Example 44 with LockOptions

use of org.hibernate.LockOptions in project hibernate-orm by hibernate.

the class SelectLockingStrategy method generateLockString.

protected String generateLockString(int timeout) {
    final SessionFactoryImplementor factory = getLockable().getFactory();
    final LockOptions lockOptions = new LockOptions(getLockMode());
    lockOptions.setTimeOut(timeout);
    final SimpleSelect select = new SimpleSelect(factory.getDialect()).setLockOptions(lockOptions).setTableName(getLockable().getRootTableName()).addColumn(getLockable().getRootTableIdentifierColumnNames()[0]).addCondition(getLockable().getRootTableIdentifierColumnNames(), "=?");
    if (getLockable().isVersioned()) {
        select.addCondition(getLockable().getVersionColumnName(), "=?");
    }
    if (factory.getSessionFactoryOptions().isCommentsEnabled()) {
        select.setComment(getLockMode() + " lock " + getLockable().getEntityName());
    }
    return select.toStatementString();
}

Example 45 with LockOptions

use of org.hibernate.LockOptions in project hibernate-orm by hibernate.

the class TableGenerator method buildSelectQuery.

@SuppressWarnings("unchecked")
protected String buildSelectQuery(Dialect dialect) {
    final String alias = "tbl";
    final String query = "select " + StringHelper.qualify(alias, valueColumnName) + " from " + renderedTableName + ' ' + alias + " where " + StringHelper.qualify(alias, segmentColumnName) + "=?";
    final LockOptions lockOptions = new LockOptions(LockMode.PESSIMISTIC_WRITE);
    lockOptions.setAliasSpecificLockMode(alias, LockMode.PESSIMISTIC_WRITE);
    final Map updateTargetColumnsMap = Collections.singletonMap(alias, new String[] { valueColumnName });
    return dialect.applyLocksToSql(query, lockOptions, updateTargetColumnsMap);
}