Example usage for org.hibernate.id IdentifierGenerator generate

List of usage examples for org.hibernate.id IdentifierGenerator generate

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Introduction

In this page you can find the example usage for org.hibernate.id IdentifierGenerator generate.

Prototype

Serializable generate(SharedSessionContractImplementor session, Object object) throws HibernateException;

Source Link

Document

Generate a new identifier.

Usage

From source file:com.aw.core.dao.bean.sql.BeanSqlBuilderUpdateImpl.java

License:Open Source License

protected Serializable generateIdentifier(final IdentifierGenerator identifierGenerator) {
    Serializable nuevoId = (Serializable) daoHbm.executeQuery(new DAOExecuter() {
        public Object execute(Connection connection) {
            SessionImplementor sessionImplementor = (SessionImplementor) daoHbm.getHSession();
            Serializable idSerializable = identifierGenerator.generate(sessionImplementor, null);
            return idSerializable;
        }/*  w ww  . ja  v a2s  .c o m*/
    });
    return nuevoId;
}

From source file:net.sf.beanlib.hibernate3.Hibernate3SequenceGenerator.java

License:Apache License

/** Returns the next sequence id from the specified sequence and session. */
public static long nextval(final String sequenceName, final Session session) {
    Object target = session;//from w ww . j a  v a  2 s.  c o  m

    if (Proxy.isProxyClass(session.getClass())) {
        // Dig out the underlying session.
        InvocationHandler invocationHandler = Proxy.getInvocationHandler(session);

        if (invocationHandler instanceof DtoCentricCloseSuppressingInvocationHandler) {
            // This is faster for we don't need to use reflection.
            DtoCentricCloseSuppressingInvocationHandler dch = (DtoCentricCloseSuppressingInvocationHandler) invocationHandler;
            target = dch.getTarget();
        } else {
            Class<?> invocationHandlerClass = invocationHandler.getClass();
            Class<?> invocationHandlerDeclaringClass = invocationHandlerClass.getDeclaringClass();

            if (invocationHandlerDeclaringClass == HibernateTemplate.class) {
                String className = invocationHandlerClass.getName();

                if (className.endsWith("CloseSuppressingInvocationHandler")) {
                    // Assume this is the private class org.springframework.orm.hibernate3.HibernateTempate$CloseSuppressingInvocationHandler
                    // Dig out the private target.  
                    // I know this is bad, but there doesn't seem to be a better way.  Oh well.
                    try {
                        Field f = invocationHandlerClass.getDeclaredField("target");
                        f.setAccessible(true);
                        target = f.get(invocationHandler);
                    } catch (SecurityException e) {
                        throw new RuntimeException(e);
                    } catch (NoSuchFieldException e) {
                        throw new RuntimeException(e);
                    } catch (IllegalAccessException e) {
                        throw new RuntimeException(e);
                    }

                }
            }

        }
    }
    SessionImpl sessionImpl;

    if (target instanceof SessionImpl)
        sessionImpl = (SessionImpl) target;
    else
        throw new IllegalStateException("Not yet know how to handle the given session!");
    IdentifierGenerator idGenerator = createIdentifierGenerator(sequenceName, session);
    Serializable id = idGenerator.generate(sessionImpl, null);
    return (Long) id;
}

From source file:net.sf.beanlib.hibernate4.Hibernate4SequenceGenerator.java

License:Apache License

/** Returns the next sequence id from the specified sequence and session. */
public static long nextval(final String sequenceName, final Session session) {
    Object target = session;// w w w  .  jav a2 s  .  c  om

    // if (Proxy.isProxyClass(session.getClass()))
    // {
    // // Dig out the underlying session.
    // InvocationHandler invocationHandler = Proxy.getInvocationHandler(session);
    //
    // if (invocationHandler instanceof DtoCentricCloseSuppressingInvocationHandler)
    // {
    // // This is faster for we don't need to use reflection.
    // DtoCentricCloseSuppressingInvocationHandler dch =
    // (DtoCentricCloseSuppressingInvocationHandler)invocationHandler;
    // target = dch.getTarget();
    // }
    // else {
    // Class<?> invocationHandlerClass = invocationHandler.getClass();
    // Class<?> invocationHandlerDeclaringClass = invocationHandlerClass.getDeclaringClass();
    //
    // if (invocationHandlerDeclaringClass == HibernateTemplate.class)
    // {
    // String className = invocationHandlerClass.getName();
    //
    // if (className.endsWith("CloseSuppressingInvocationHandler"))
    // {
    // // Assume this is the private class
    // org.springframework.orm.hibernate3.HibernateTempate$CloseSuppressingInvocationHandler
    // // Dig out the private target.
    // // I know this is bad, but there doesn't seem to be a better way. Oh well.
    // try {
    // Field f = invocationHandlerClass.getDeclaredField("target");
    // f.setAccessible(true);
    // target = f.get(invocationHandler);
    // } catch (SecurityException e) {
    // throw new RuntimeException(e);
    // } catch (NoSuchFieldException e) {
    // throw new RuntimeException(e);
    // } catch (IllegalAccessException e) {
    // throw new RuntimeException(e);
    // }
    //
    // }
    // }
    //
    // }
    // }
    SessionImpl sessionImpl;

    if (target instanceof SessionImpl) {
        sessionImpl = (SessionImpl) target;
    } else {
        throw new IllegalStateException("Not yet know how to handle the given session!");
    }
    IdentifierGenerator idGenerator = createIdentifierGenerator(sequenceName, session);
    Serializable id = idGenerator.generate(sessionImpl, null);
    return (Long) id;
}

From source file:org.codekaizen.vtj.ids.hibernate3.ReflectiveVTUUIDIdentifierGeneratorTest.java

License:Open Source License

@Test
public void shouldGenerateNewValueIfObjectIdIsNull() {
    IdentifierGenerator generator = new ReflectiveVTUUIDIdentifierGenerator();
    SessionImplementor sessionImplementor = mock(SessionImplementor.class);
    ObjectIdEntity entity = new ObjectIdEntity();
    VTUUID id = (VTUUID) generator.generate(sessionImplementor, entity);
    assertNotNull(id);//from   www .  j a va  2  s . c  o  m
}

From source file:org.codekaizen.vtj.ids.hibernate3.ReflectiveVTUUIDIdentifierGeneratorTest.java

License:Open Source License

@Test
public void shouldUseCurrentValueIfObjectIdIsNotNull() {
    IdentifierGenerator generator = new ReflectiveVTUUIDIdentifierGenerator();
    SessionImplementor sessionImplementor = mock(SessionImplementor.class);
    ObjectIdEntity entity = new ObjectIdEntity();
    VTUUID id = (VTUUID) generator.generate(sessionImplementor, entity);
    assertNotNull(id);/*from  w w  w .  j  a v  a 2 s .  c  o  m*/
    entity.setObjectId(id);
    VTUUID nextId = (VTUUID) generator.generate(sessionImplementor, entity);
    assertTrue(nextId == id);
}

From source file:org.codekaizen.vtj.ids.hibernate3.ReflectiveVTUUIDIdentifierGeneratorTest.java

License:Open Source License

@Test
public void shouldGenerateNewValueIfIdIsNull() {
    IdentifierGenerator generator = new ReflectiveVTUUIDIdentifierGenerator();
    SessionImplementor sessionImplementor = mock(SessionImplementor.class);
    IdEntity entity = new IdEntity();
    VTUUID id = (VTUUID) generator.generate(sessionImplementor, entity);
    assertNotNull(id);//from  w w w. j a v a  2  s  . co  m
}

From source file:org.codekaizen.vtj.ids.hibernate3.ReflectiveVTUUIDIdentifierGeneratorTest.java

License:Open Source License

@Test
public void shouldUseCurrentValueIfIdIsNotNull() {
    IdentifierGenerator generator = new ReflectiveVTUUIDIdentifierGenerator();
    SessionImplementor sessionImplementor = mock(SessionImplementor.class);
    IdEntity entity = new IdEntity();
    VTUUID id = (VTUUID) generator.generate(sessionImplementor, entity);
    assertNotNull(id);//from   w w  w .j  a va  2 s . c om
    entity.setId(id);
    VTUUID nextId = (VTUUID) generator.generate(sessionImplementor, entity);
    assertTrue(nextId == id);
}

From source file:org.codekaizen.vtj.ids.hibernate3.ReflectiveVTUUIDIdentifierGeneratorTest.java

License:Open Source License

@Test
public void shouldGenerateNewValueIfNoIdGetters() {
    IdentifierGenerator generator = new ReflectiveVTUUIDIdentifierGenerator();
    SessionImplementor sessionImplementor = mock(SessionImplementor.class);
    Date entity = new Date();
    VTUUID id = (VTUUID) generator.generate(sessionImplementor, entity);
    assertNotNull(id);//  w  ww. ja  va  2s. co  m
}

From source file:org.hyperic.hq.appdef.server.session.CpropDAO.java

License:Open Source License

/**
 * Generate a new ID for a class of the given type.
 * //from ww  w. jav  a2  s. com
 * @param className the persisted class name, as per the .hbm descriptor:
 *                  e.g. org.hyperic.hq.appdef.server.session.CpropKey
 * @param o         The object which will be getting the new ID
 * 
 * @return an Integer id for the new object.  If your class uses Long IDs
 *         then that's too bad ... we'll have to write another method.
 */
private Integer generateId(String className, Object o) {
    SessionFactoryImplementor factImpl = (SessionFactoryImplementor) sessionFactory;
    IdentifierGenerator gen = factImpl.getIdentifierGenerator(className);
    SessionImplementor sessImpl = (SessionImplementor) factImpl.getCurrentSession();
    return (Integer) gen.generate(sessImpl, o);
}

From source file:org.hyperic.hq.measurement.server.session.MeasurementTemplateDAO.java

License:Open Source License

public void createTemplates(final String pluginName,
        final Map<MonitorableType, List<MonitorableMeasurementInfo>> toAdd) {
    final IdentifierGenerator tmplIdGenerator = ((SessionFactoryImpl) sessionFactory)
            .getEntityPersister(MeasurementTemplate.class.getName()).getIdentifierGenerator();

    final String templatesql = "INSERT INTO EAM_MEASUREMENT_TEMPL "
            + "(id, name, alias, units, collection_type, default_on, "
            + "default_interval, designate, monitorable_type_id, "
            + "category_id, template, plugin, ctime, mtime) "
            + "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)";
    final List<MonitorableMeasurementInfo> combinedInfos = new ArrayList<MonitorableMeasurementInfo>();
    for (List<MonitorableMeasurementInfo> info : toAdd.values()) {
        combinedInfos.addAll(info);/*  w w w.j  a v  a  2 s . co  m*/
    }
    final long current = System.currentTimeMillis();
    //We need JdbcTemplate to throw runtime Exception to roll back tx if batch update fails, else we'll get partial write
    jdbcTemplate.batchUpdate(templatesql, new BatchPreparedStatementSetter() {
        HashMap<String, Category> cats = new HashMap<String, Category>();

        public void setValues(PreparedStatement stmt, int i) throws SQLException {

            MeasurementInfo info = combinedInfos.get(i).getMeasurementInfo();
            Category cat = (Category) cats.get(info.getCategory());
            if (cat == null) {
                cat = catDAO.findByName(info.getCategory());
                if (cat == null) {
                    cat = catDAO.create(info.getCategory());
                }
                cats.put(info.getCategory(), cat);
            }
            Integer rawid = (Integer) tmplIdGenerator.generate((SessionImpl) getSession(),
                    new MeasurementTemplate());
            stmt.setInt(1, rawid.intValue());
            stmt.setString(2, info.getName());
            String alias = info.getAlias();
            if (alias.length() > ALIAS_LIMIT) {
                alias = alias.substring(0, ALIAS_LIMIT);
                log.warn("ALIAS field of EAM_MEASUREMENT_TEMPLATE truncated: original value was "
                        + info.getAlias() + ", truncated value is " + alias);
            }
            stmt.setString(3, alias);
            stmt.setString(4, info.getUnits());
            stmt.setInt(5, info.getCollectionType());
            stmt.setBoolean(6, info.isDefaultOn());
            stmt.setLong(7, info.getInterval());
            stmt.setBoolean(8, info.isIndicator());
            stmt.setInt(9, combinedInfos.get(i).getMonitorableType().getId().intValue());
            stmt.setInt(10, cat.getId().intValue());
            stmt.setString(11, info.getTemplate());
            stmt.setString(12, pluginName);
            stmt.setLong(13, current);
            stmt.setLong(14, current);
        }

        public int getBatchSize() {
            return combinedInfos.size();
        }
    });
}