ADF动态添加Form

package view.util; import java.util.ArrayList; import java.util.List; import javax.faces.model.SelectItem; import oracle.adf.model.BindingContext; import oracle.adf.model.binding.DCBindingContainer; import oracle.adf.model.binding.DCIteratorBinding; import oracle.adf.model.binding.DCParameter; import oracle.adf.share.logging.ADFLogger; import oracle.binding.AttributeBinding; import oracle.binding.BindingContainer; import oracle.binding.ControlBinding; import oracle.binding.OperationBinding; import oracle.jbo.ApplicationModule; import oracle.jbo.Key; import oracle.jbo.Row; import oracle.jbo.uicli.binding.JUCtrlValueBinding; /** * A series of convenience functions for dealing with ADF Bindings. * Note: Updated for JDeveloper 11 * * @author Duncan Mills * @author Steve Muench * * $Id: ADFUtils.java 2513 2007-09-20 20:39:13Z ralsmith $. */ public class ADFUtils { public static final ADFLogger LOGGER = ADFLogger.createADFLogger(ADFUtils.class); /** * Get application module for an application module data control by name. * @param name application module data control name * @return ApplicationModule */ public static ApplicationModule getApplicationModuleForDataControl(String name) { return (ApplicationModule)JSFUtils.resolveExpression("#{data." + name + ".dataProvider}"); } /** * A convenience method for getting the value of a bound attribute in the * current page context programatically. * @param attributeName of the bound value in the pageDef * @return value of the attribute */ public static Object getBoundAttributeValue(String attributeName) { return findControlBinding(attributeName).getInputValue(); } /** * A convenience method for setting the value of a bound attribute in the * context of the current page. * @param attributeName of the bound value in the pageDef * @param value to set */ public static void setBoundAttributeValue(String attributeName, Object value) { findControlBinding(attributeName).setInputValue(value); } /** * Returns the evaluated value of a pageDef parameter. * @param pageDefName reference to the page definition file of the page with the parameter * @param parameterName name of the pagedef parameter * @return evaluated value of the parameter as a String */ public static Object getPageDefParameterValue(String pageDefName, String parameterName) { BindingContainer bindings = findBindingContainer(pageDefName); DCParameter param = ((DCBindingContainer)bindings).findParameter(parameterName); return param.getValue(); } /** * Convenience method to find a DCControlBinding as an AttributeBinding * to get able to then call getInputValue() or setInputValue() on it. * @param bindingContainer binding container * @param attributeName name of the attribute binding. * @return the control value binding with the name passed in. * */ public static AttributeBinding findControlBinding(BindingContainer bindingContainer, String attributeName) { if (attributeName != null) { if (bindingContainer != null) { ControlBinding ctrlBinding = bindingContainer.getControlBinding(attributeName); if (ctrlBinding instanceof AttributeBinding) { return (AttributeBinding)ctrlBinding; } } } return null; } /** * Convenience method to find a DCControlBinding as a JUCtrlValueBinding * to get able to then call getInputValue() or setInputValue() on it. * @param attributeName name of the attribute binding. * @return the control value binding with the name passed in. * */ public static AttributeBinding findControlBinding(String attributeName) { return findControlBinding(getBindingContainer(), attributeName); } /** * Return the current page's binding container. * @return the current page's binding container */ public static BindingContainer getBindingContainer() { return (BindingContainer)JSFUtils.resolveExpression("#{bindings}"); } /** * Return the Binding Container as a DCBindingContainer. * @return current binding container as a DCBindingContainer */ public static DCBindingContainer getDCBindingContainer() { return (DCBindingContainer)getBindingContainer(); } /** * Get List of ADF Faces SelectItem for an iterator binding. * * Uses the value of the 'valueAttrName' attribute as the key for * the SelectItem key. * * @param iteratorName ADF iterator binding name * @param valueAttrName name of the value attribute to use * @param displayAttrName name of the attribute from iterator rows to display * @return ADF Faces SelectItem for an iterator binding */ public static List<SelectItem> selectItemsForIterator(String iteratorName, String valueAttrName, String displayAttrName) { return selectItemsForIterator(findIterator(iteratorName), valueAttrName, displayAttrName); } /** * Get List of ADF Faces SelectItem for an iterator binding with description. * * Uses the value of the 'valueAttrName' attribute as the key for * the SelectItem key. * * @param iteratorName ADF iterator binding name * @param valueAttrName name of the value attribute to use * @param displayAttrName name of the attribute from iterator rows to display * @param descriptionAttrName name of the attribute to use for description * @return ADF Faces SelectItem for an iterator binding with description */ public static List<SelectItem> selectItemsForIterator(String iteratorName, String valueAttrName, String displayAttrName, String descriptionAttrName) { return selectItemsForIterator(findIterator(iteratorName), valueAttrName, displayAttrName, descriptionAttrName); } /** * Get List of attribute values for an iterator. * @param iteratorName ADF iterator binding name * @param valueAttrName value attribute to use * @return List of attribute values for an iterator */ public static List attributeListForIterator(String iteratorName, String valueAttrName) { return attributeListForIterator(findIterator(iteratorName), valueAttrName); } /** * Get List of Key objects for rows in an iterator. * @param iteratorName iterabot binding name * @return List of Key objects for rows */ public static List<Key> keyListForIterator(String iteratorName) { return keyListForIterator(findIterator(iteratorName)); } /** * Get List of Key objects for rows in an iterator. * @param iter iterator binding * @return List of Key objects for rows */ public static List<Key> keyListForIterator(DCIteratorBinding iter) { List<Key> attributeList = new ArrayList<Key>();