Java DynaBean类代码示例

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
public ActionForward searchByName(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
    DynaBean lazyForm = (DynaBean) form;
    String name = (String)lazyForm.get("search");

    String last_name="",first_name="";
    if (name != null && !name.equals("")) {
        if (name.indexOf(',') < 0) {
            last_name = name;
        } else {
            name = name.substring(0, name.indexOf(','));
            first_name = name.substring(name.indexOf(',') + 1, name.length());
        }
    }
   
    List<ProfessionalSpecialist> referrals = psDao.findByFullName(last_name, first_name);
    request.setAttribute("referrals", referrals);
    request.setAttribute("searchBy", "searchByName");

    return mapping.findForward("list");
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
public ActionForward addRole(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
	DynaBean lazyForm = (DynaBean) form;

	Site site = (Site) lazyForm.get("site");

    String roleId = request.getParameter("roleId");
    String roleType = request.getParameter("roleType");
    
    SuperSiteUtil superSiteUtil = (SuperSiteUtil) SpringUtils.getBean("superSiteUtil");
    SiteRoleMpgDao siteRoleMpgDao = SpringUtils.getBean(SiteRoleMpgDao.class);
    
    if(roleType!=null)
    {
    	if(roleType.equalsIgnoreCase("access"))
    		siteRoleMpgDao.addAccessRoleToSite(site.getId(), Integer.parseInt(roleId));
    	else if(roleType.equalsIgnoreCase("admit_discharge"))
    		siteRoleMpgDao.addAdmitDischargeRoleToSite(site.getId(), Integer.parseInt(roleId));
    }
    
    request.setAttribute("siteId", site.getId()+"");
    lazyForm.set("site", site);
    return mapping.findForward("details");
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
public ActionForward deleteRole(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
	DynaBean lazyForm = (DynaBean) form;

	Site site = (Site) lazyForm.get("site");

    String roleId = request.getParameter("roleId");
    String roleType = request.getParameter("roleType");
    
    SuperSiteUtil superSiteUtil = (SuperSiteUtil) SpringUtils.getBean("superSiteUtil");
    SiteRoleMpgDao siteRoleMpgDao = SpringUtils.getBean(SiteRoleMpgDao.class);
    
    if(roleType!=null)
    {
    	if(roleType.equalsIgnoreCase("access"))
    		siteRoleMpgDao.deleteAccessRoleFromSite(site.getId(), Integer.parseInt(roleId));
    	else if(roleType.equalsIgnoreCase("admit_discharge"))
    		siteRoleMpgDao.deleteAdmitDischargeRoleToSite(site.getId(), Integer.parseInt(roleId));
    }
    
    request.setAttribute("siteId", site.getId()+"");
    lazyForm.set("site", site);
    return mapping.findForward("details");
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Creates the SQL for updating an object of the given type. If a concrete bean is given,
 * then a concrete update statement is created, otherwise an update statement usable in a
 * prepared statement is build.
 * 
 * @param model       The database model
 * @param dynaClass   The type
 * @param primaryKeys The primary keys
 * @param properties  The properties to write
 * @param oldBean     Contains column values to identify the rows to update (i.e. for the WHERE clause)
 * @param newBean     Contains the new column values to write
 * @return The SQL required to update the instance
 */
protected String createUpdateSql(Database model, SqlDynaClass dynaClass, SqlDynaProperty[] primaryKeys, SqlDynaProperty[] properties, DynaBean oldBean, DynaBean newBean)
{
    Table   table           = model.findTable(dynaClass.getTableName());
    HashMap oldColumnValues = toColumnValues(primaryKeys, oldBean);
    HashMap newColumnValues = toColumnValues(properties, newBean);

    if (primaryKeys.length == 0)
    {
        _log.info("Cannot update instances of type " + dynaClass + " because it has no primary keys");
        return null;
    }
    else
    {
        return _builder.getUpdateSql(table, oldColumnValues, newColumnValues, newBean == null);
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
public String getUpdateSql(Database model, DynaBean dynaBean)
{
    SqlDynaClass      dynaClass      = model.getDynaClassFor(dynaBean);
    SqlDynaProperty[] primaryKeys    = dynaClass.getPrimaryKeyProperties();
    SqlDynaProperty[] nonPrimaryKeys = dynaClass.getNonPrimaryKeyProperties();

    if (primaryKeys.length == 0)
    {
        _log.info("Cannot update instances of type " + dynaClass + " because it has no primary keys");
        return null;
    }
    else
    {
        return createUpdateSql(model, dynaClass, primaryKeys, nonPrimaryKeys, dynaBean);
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
public String getDeleteSql(Database model, DynaBean dynaBean)
{
    SqlDynaClass      dynaClass   = model.getDynaClassFor(dynaBean);
    SqlDynaProperty[] primaryKeys = dynaClass.getPrimaryKeyProperties();

    if (primaryKeys.length == 0)
    {
        _log.warn("Cannot delete instances of type " + dynaClass + " because it has no primary keys");
        return null;
    }
    else
    {
        return createDeleteSql(model, dynaClass, primaryKeys, dynaBean);
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Writes the beans contained in the given iterator.
 * 
 * @param beans The beans iterator
 */
public void write(Iterator beans) throws DataWriterException
{
    while (beans.hasNext())
    {
        DynaBean bean = (DynaBean)beans.next();

        if (bean instanceof SqlDynaBean)
        {
            write((SqlDynaBean)bean);
        }
        else
        {
            _log.warn("Cannot write normal dyna beans (type: "+bean.getDynaClass().getName()+")");
        }
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Builds an identity object for the specified foreign key using the foreignkey column values
 * of the supplied bean.
 * 
 * @param owningTable The table owning the foreign key
 * @param fk          The foreign key
 * @param bean        The bean
 * @return The identity
 */
private Identity buildIdentityFromFK(Table owningTable, ForeignKey fk, DynaBean bean)
{
    Identity identity = new Identity(fk.getForeignTable(), getFKName(owningTable, fk));

    for (int idx = 0; idx < fk.getReferenceCount(); idx++)
    {
        Reference reference = (Reference)fk.getReference(idx);
        Object    value     = bean.get(reference.getLocalColumnName());

        if (value == null)
        {
            return null;
        }
        identity.setColumnValue(reference.getForeignColumnName(), value);
    }
    return identity;
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Test the toColumnValues method.
 */
public void testToColumnValues()
{
    final String schema =
        "<?xml version='1.0' encoding='ISO-8859-1'?>\n"+
        "<database xmlns='" + DatabaseIO.DDLUTILS_NAMESPACE + "' name='ddlutils'>\n"+
        "  <table name='TestTable'>\n"+
        "    <column name='id' autoIncrement='true' type='INTEGER' primaryKey='true'/>\n"+
        "    <column name='name' type='VARCHAR' size='15'/>\n"+
        "  </table>\n"+
        "</database>";

    Database         database = parseDatabaseFromString(schema);
    PlatformImplBase platform = new TestPlatform();
    Table            table    = database.getTable(0);
    SqlDynaClass     clz      = SqlDynaClass.newInstance(table);
    DynaBean         db       = new SqlDynaBean(SqlDynaClass.newInstance(table));

    db.set("name", "name");

    Map map = platform.toColumnValues(clz.getSqlDynaProperties(), db);

    assertEquals("name",
                 map.get("name"));
    assertTrue(map.containsKey("id"));
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Determines the value of the bean's property that has the given name. Depending on the
 * case-setting of the current builder, the case of teh name is considered or not. 
 * 
 * @param bean     The bean
 * @param propName The name of the property
 * @return The value
 */
protected Object getPropertyValue(DynaBean bean, String propName)
{
    if (getPlatform().isDelimitedIdentifierModeOn())
    {
        return bean.get(propName);
    }
    else
    {
        DynaProperty[] props = bean.getDynaClass().getDynaProperties();

        for (int idx = 0; idx < props.length; idx++)
        {
            if (propName.equalsIgnoreCase(props[idx].getName()))
            {
                return bean.get(props[idx].getName());
            }
        }
        throw new IllegalArgumentException("The bean has no property with the name "+propName);
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Compares the specified attribute value of the given bean with the expected object.
 * 
 * @param expected The expected object
 * @param bean     The bean
 * @param attrName The attribute name
 */
protected void assertEquals(Object expected, Object bean, String attrName)
{
    DynaBean dynaBean = (DynaBean)bean;
    Object   value    = dynaBean.get(attrName);

    if ((value instanceof byte[]) && !(expected instanceof byte[]) && (dynaBean instanceof SqlDynaBean))
    {
        SqlDynaClass dynaClass = (SqlDynaClass)((SqlDynaBean)dynaBean).getDynaClass();
        Column       column    = ((SqlDynaProperty)dynaClass.getDynaProperty(attrName)).getColumn();

        if (TypeMap.isBinaryType(column.getTypeCode()))
        {
            value = new BinaryObjectsHelper().deserialize((byte[])value);
        }
    }
    if (expected == null)
    {
        assertNull(value);
    }
    else
    {
        assertEquals(expected, value);
    }
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Calculate the property type.
 *
 * @param target The bean
 * @param name The property name
 * @param propName The Simple name of target property
 * @return The property's type
 *
 * @throws IllegalAccessException if the caller does not have
 *  access to the property accessor method
 * @throws InvocationTargetException if the property accessor method
 *  throws an exception
 */
protected Class<?> definePropertyType(final Object target, final String name, final String propName)
        throws IllegalAccessException, InvocationTargetException {

    Class<?> type = null;               // Java type of target property

    if (target instanceof DynaBean) {
        final DynaClass dynaClass = ((DynaBean) target).getDynaClass();
        final DynaProperty dynaProperty = dynaClass.getDynaProperty(propName);
        if (dynaProperty == null) {
            return null; // Skip this property setter
        }
        type = dynaProperty.getType();
    }
    else {
        PropertyDescriptor descriptor = null;
        try {
            descriptor =
                    getPropertyUtils().getPropertyDescriptor(target, name);
            if (descriptor == null) {
                return null; // Skip this property setter
            }
        }
        catch (final NoSuchMethodException e) {
            return null; // Skip this property setter
        }
        if (descriptor instanceof MappedPropertyDescriptor) {
            type = ((MappedPropertyDescriptor) descriptor).
                    getMappedPropertyType();
        }
        else if (descriptor instanceof IndexedPropertyDescriptor) {
            type = ((IndexedPropertyDescriptor) descriptor).
                    getIndexedPropertyType();
        }
        else {
            type = descriptor.getPropertyType();
        }
    }
    return type;
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * <p>Determine whether <code>instance</code> of <code>ActionForm</code> is
 * suitable for re-use as an instance of the form described by
 * <code>config</code>.</p>
 * @param instance an instance of <code>ActionForm</code> which was found,
 * probably in either request or session scope.
 * @param config the configuration for the ActionForm which is needed.
 * @return true if the instance found is "compatible" with the type required
 * in the <code>FormBeanConfig</code>; false if not, or if <code>instance</code>
 * is null.
 * @throws ClassNotFoundException if the <code>type</code> property of
 * <code>config</code> is not a valid Class name.
 */
private static boolean canReuseActionForm(ActionForm instance, FormBeanConfig config)
        throws ClassNotFoundException
{
    if (instance == null) {
        return (false);
    }

    boolean canReuse = false;
    String formType = null;
    String className = null;

    if (config.getDynamic()) {
        className = ((DynaBean) instance).getDynaClass().getName();
        canReuse = className.equals(config.getName());
        formType = "DynaActionForm";
    } else {
        Class configClass = applicationClass(config.getType());
        className = instance.getClass().getName();
        canReuse = configClass.isAssignableFrom(instance.getClass());
        formType = "ActionForm";
    }

    if (log.isDebugEnabled()) {
        log.debug(
                " Can recycle existing "
                + formType
                + " instance "
                + "of type '"
                + className
                + "'?: "
                + canReuse);
        log.trace(" --> " + instance);
    }
    return (canReuse);
}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * <p>Instantiate and return a new {@link DynaActionForm} instance,
 * associated with this <code>DynaActionFormClass</code>.  The
 * properties of the returned {@link DynaActionForm} will have been
 * initialized to the default values specified in the form bean
 * configuration information.</p>
 *
 * @exception IllegalAccessException if the Class or the appropriate
 *  constructor is not accessible
 * @exception InstantiationException if this Class represents an abstract
 *  class, an array class, a primitive type, or void; or if instantiation
 *  fails for some other reason
 */
public DynaBean newInstance()
    throws IllegalAccessException, InstantiationException {

    DynaActionForm dynaBean =
        (DynaActionForm) getBeanClass().newInstance();
    dynaBean.setDynaActionFormClass(this);
    FormPropertyConfig props[] = config.findFormPropertyConfigs();
    for (int i = 0; i < props.length; i++) {
        dynaBean.set(props[i].getName(), props[i].initial());
    }
    return (dynaBean);

}
 

import org.apache.commons.beanutils.DynaBean; //导入依赖的package包/类
/**
 * Formats the input object based on the layout specified in the ColumnModel.
 */
private static String format(Object value, DynaBean columnModel) {
    try {
        String layout = (String) columnModel.get("layout");
        if ("[hh:mm]".equals(layout))
            return decimal2hmm(value);
    } catch (Exception e) {
    }
    return value != null ? value.toString() : "";
}