JSF UTIL class in Oracle ADF

Well i am refering here the jsfutil class for my reference.this code doesn’t written by me.But it is very helpful for ADF developer.

 import java.util.Iterator;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import javax.el.ELContext;
import javax.el.ExpressionFactory;
import javax.el.MethodExpression;
import javax.el.ValueExpression;
import javax.faces.application.Application;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;
import javax.servlet.http.HttpServletRequest;
import oracle.adf.model.binding.DCBindingContainer;
/**
* General useful static utilies for working with JSF.
* NOTE: Updated to use JSF 1.2 ExpressionFactory.
*
*/
public class JSFUtils {
private static final String NO_RESOURCE_FOUND = "Missing resource: ";
/**
* Method for taking a reference to a JSF binding expression and returning
* the matching object (or creating it).
* @param expression EL expression
* @return Managed object
*/
public static Object resolveExpression(String expression) {
FacesContext facesContext = getFacesContext();
Application app = facesContext.getApplication();
ExpressionFactory elFactory = app.getExpressionFactory();
ELContext elContext = facesContext.getELContext();
ValueExpression valueExp =
elFactory.createValueExpression(elContext, expression,
Object.class);
return valueExp.getValue(elContext);
}
public static String resolveRemoteUser() {
FacesContext facesContext = getFacesContext();
ExternalContext ectx = facesContext.getExternalContext();
return ectx.getRemoteUser();
}
public static String resolveUserPrincipal() {
FacesContext facesContext = getFacesContext();
ExternalContext ectx = facesContext.getExternalContext();
HttpServletRequest request = (HttpServletRequest)ectx.getRequest();
return request.getUserPrincipal().getName();
}
public static Object resloveMethodExpression(String expression,
Class returnType,
Class[] argTypes,
Object[] argValues) {
FacesContext facesContext = getFacesContext();
Application app = facesContext.getApplication();
ExpressionFactory elFactory = app.getExpressionFactory();
ELContext elContext = facesContext.getELContext();
MethodExpression methodExpression =
elFactory.createMethodExpression(elContext, expression, returnType,
argTypes);
return methodExpression.invoke(elContext, argValues);
}
/**
* Method for taking a reference to a JSF binding expression and returning
* the matching Boolean.
* @param expression EL expression
* @return Managed object
*/
public static Boolean resolveExpressionAsBoolean(String expression) {
return (Boolean)resolveExpression(expression);
}
/**
* Method for taking a reference to a JSF binding expression and returning
* the matching String (or creating it).
* @param expression EL expression
* @return Managed object
*/
public static String resolveExpressionAsString(String expression) {
return (String)resolveExpression(expression);
}
/**
* Convenience method for resolving a reference to a managed bean by name
* rather than by expression.
* @param beanName name of managed bean
* @return Managed object
*/
public static Object getManagedBeanValue(String beanName) {
StringBuffer buff = new StringBuffer("#{");
buff.append(beanName);
buff.append("}");
return resolveExpression(buff.toString());
}
/**
* Method for setting a new object into a JSF managed bean
* Note: will fail silently if the supplied object does
* not match the type of the managed bean.
* @param expression EL expression
* @param newValue new value to set
*/
public static void setExpressionValue(String expression, Object newValue) {
FacesContext facesContext = getFacesContext();
Application app = facesContext.getApplication();
ExpressionFactory elFactory = app.getExpressionFactory();
ELContext elContext = facesContext.getELContext();
ValueExpression valueExp =
elFactory.createValueExpression(elContext, expression,
Object.class);
//Check that the input newValue can be cast to the property type
//expected by the managed bean.
//If the managed Bean expects a primitive we rely on Auto-Unboxing
Class bindClass = valueExp.getType(elContext);
if (bindClass.isPrimitive() || bindClass.isInstance(newValue)) {
valueExp.setValue(elContext, newValue);
}
}
/**
* Convenience method for setting the value of a managed bean by name
* rather than by expression.
* @param beanName name of managed bean
* @param newValue new value to set
*/
public static void setManagedBeanValue(String beanName, Object newValue) {
StringBuffer buff = new StringBuffer("#{");
buff.append(beanName);
buff.append("}");
setExpressionValue(buff.toString(), newValue);
}
/**
* Convenience method for setting Session variables.
* @param key object key
* @param object value to store
*/
public static void storeOnSession(String key, Object object) {
FacesContext ctx = getFacesContext();
Map sessionState = ctx.getExternalContext().getSessionMap();
sessionState.put(key, object);
}
/**
* Convenience method for getting Session variables.
* @param key object key
* @return session object for key
*/
public static Object getFromSession(String key) {
FacesContext ctx = getFacesContext();
Map sessionState = ctx.getExternalContext().getSessionMap();
return sessionState.get(key);
}
public static String getFromHeader(String key) {
FacesContext ctx = getFacesContext();
ExternalContext ectx = ctx.getExternalContext();
return ectx.getRequestHeaderMap().get(key);
}
/**
* Convenience method for getting Request variables.
* @param key object key
* @return session object for key
*/
public static Object getFromRequest(String key) {
FacesContext ctx = getFacesContext();
Map sessionState = ctx.getExternalContext().getRequestMap();
return sessionState.get(key);
}
/**
* Pulls a String resource from the property bundle that
* is defined under the application <message-bundle> element in
* the faces config. Respects Locale
* @param key string message key
* @return Resource value or placeholder error String
*/
public static String getStringFromBundle(String key) {
ResourceBundle bundle = getBundle();
return getStringSafely(bundle, key, null);
}
/**
* Convenience method to construct a FacesMesssage
* from a defined error key and severity
* This assumes that the error keys follow the convention of
* using _detail for the detailed part of the
* message, otherwise the main message is returned for the
* detail as well.
* @param key for the error message in the resource bundle
* @param severity severity of message
* @return Faces Message object
*/
public static FacesMessage getMessageFromBundle(String key,
FacesMessage.Severity severity) {
ResourceBundle bundle = getBundle();
String summary = getStringSafely(bundle, key, null);
String detail = getStringSafely(bundle, key + "_detail", summary);
FacesMessage message = new FacesMessage(summary, detail);
message.setSeverity(severity);
return message;
}
/**
* Add JSF info message.
* @param msg info message string
*/
public static void addFacesInformationMessage(String msg) {
FacesContext ctx = getFacesContext();
FacesMessage fm =
new FacesMessage(FacesMessage.SEVERITY_INFO, msg, "");
ctx.addMessage(getRootViewComponentId(), fm);
}
/**
* Add JSF error message.
* @param msg error message string
*/
public static void addFacesErrorMessage(String msg) {
FacesContext ctx = getFacesContext();
FacesMessage fm =
new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, "");
ctx.addMessage(getRootViewComponentId(), fm);
}
/**
* Add JSF error message for a specific attribute.
* @param attrName name of attribute
* @param msg error message string
*/
public static void addFacesErrorMessage(String attrName, String msg) {
FacesContext ctx = getFacesContext();
FacesMessage fm =
new FacesMessage(FacesMessage.SEVERITY_ERROR, attrName, msg);
ctx.addMessage(getRootViewComponentId(), fm);
}
// Informational getters
/**
* Get view id of the view root.
* @return view id of the view root
*/
public static String getRootViewId() {
return getFacesContext().getViewRoot().getViewId();
}
/**
* Get component id of the view root.
* @return component id of the view root
*/
public static String getRootViewComponentId() {
return getFacesContext().getViewRoot().getId();
}
/**
* Get FacesContext.
* @return FacesContext
*/
public static FacesContext getFacesContext() {
return FacesContext.getCurrentInstance();
}
/*
* Internal method to pull out the correct local
* message bundle
*/
private static ResourceBundle getBundle() {
FacesContext ctx = getFacesContext();
UIViewRoot uiRoot = ctx.getViewRoot();
Locale locale = uiRoot.getLocale();
ClassLoader ldr = Thread.currentThread().getContextClassLoader();
return ResourceBundle.getBundle(ctx.getApplication().getMessageBundle(),
locale, ldr);
}
/**
* Get an HTTP Request attribute.
* @param name attribute name
* @return attribute value
*/
public static Object getRequestAttribute(String name) {
return getFacesContext().getExternalContext().getRequestMap().get(name);
}
/**
* Set an HTTP Request attribute.
* @param name attribute name
* @param value attribute value
*/
public static void setRequestAttribute(String name, Object value) {
getFacesContext().getExternalContext().getRequestMap().put(name,
value);
}
/*
* Internal method to proxy for resource keys that don't exist
*/
private static String getStringSafely(ResourceBundle bundle, String key,
String defaultValue) {
String resource = null;
try {
resource = bundle.getString(key);
} catch (MissingResourceException mrex) {
if (defaultValue != null) {
resource = defaultValue;
} else {
resource = NO_RESOURCE_FOUND + key;
}
}
return resource;
}
/**
* Locate an UIComponent in view root with its component id. Use a recursive way to achieve this.
* @param id UIComponent id
* @return UIComponent object
*/
public static UIComponent findComponentInRoot(String id) {
UIComponent component = null;
FacesContext facesContext = FacesContext.getCurrentInstance();
if (facesContext != null) {
UIComponent root = facesContext.getViewRoot();
component = findComponent(root, id);
}
return component;
}
/**
* Locate an UIComponent from its root component.
* Taken from http://www.jroller.com/page/mert?entry=how_to_find_a_uicomponent
* @param base root Component (parent)
* @param id UIComponent id
* @return UIComponent object
*/
public static UIComponent findComponent(UIComponent base, String id) {
if (id.equals(base.getId()))
return base;
UIComponent children = null;
UIComponent result = null;
Iterator childrens = base.getFacetsAndChildren();
while (childrens.hasNext() && (result == null)) {
children = (UIComponent)childrens.next();
if (id.equals(children.getId())) {
result = children;
break;
}
result = findComponent(children, id);
if (result != null) {
break;
}
}
return result;
}
/**
* Method to create a redirect URL. The assumption is that the JSF servlet mapping is
* "faces", which is the default
*
* @param view the JSP or JSPX page to redirect to
* @return a URL to redirect to
*/
public static String getPageURL(String view) {
FacesContext facesContext = getFacesContext();
ExternalContext externalContext = facesContext.getExternalContext();
String url =
((HttpServletRequest)externalContext.getRequest()).getRequestURL().toString();
StringBuffer newUrlBuffer = new StringBuffer();
newUrlBuffer.append(url.substring(0, url.lastIndexOf("faces/")));
newUrlBuffer.append("faces");
String targetPageUrl = view.startsWith("/") ? view : "/" + view;
newUrlBuffer.append(targetPageUrl);
return newUrlBuffer.toString();
}

// Get the error


String error = iterBind.getError().getMessage();













// Get a session bean

FacesContext ctx = FacesContext.getCurrentInstance();

ExpressionFactory ef = ctx.getApplication().getExpressionFactory();

ValueExpression ve = ef.createValueExpression(ctx.getELContext(), "#{testSessionBean}", TestSession.class);

TestSession test = (TestSession)ve.getValue(ctx.getELContext());



// main jsf page

DCBindingContainer dc = (DCBindingContainer)BindingContext.getCurrent().getCurrentBindingsEntry();

// taskflow binding

DCTaskFlowBinding tf = (DCTaskFlowBinding)dc.findExecutableBinding("dynamicRegion1");

// pagedef of a page fragment

JUFormBinding form = (JUFormBinding) tf.findExecutableBinding("regions_employee_regionPageDef");

// handle to binding container of the region.

DCBindingContainer dcRegion = form;







// return a methodexpression like a control flow case action or ADF pagedef action

private MethodExpression getMethodExpression(String name) {

Class [] argtypes = new Class[1];

argtypes[0] = ActionEvent.class;

FacesContext facesCtx = FacesContext.getCurrentInstance();

Application app = facesCtx.getApplication();

ExpressionFactory elFactory = app.getExpressionFactory();

ELContext elContext = facesCtx.getELContext();

return elFactory.createMethodExpression(elContext,name,null,argtypes);

}



//

RichCommandMenuItem menuPage1 = new RichCommandMenuItem();

menuPage1.setId("page1");

menuPage1.setText("Page 1");

menuPage1.setActionExpression(getMethodExpression("page1"));



RichCommandButton button = new RichCommandButton();

button.setValueExpression("disabled",getValueExpression("#{!bindings."+item+".enabled}"));

button.setId(item);

button.setText(item);

MethodExpression me = getMethodExpression("#{bindings."+item+".execute}");

button.addActionListener(new MethodExpressionActionListener(me));

footer.getChildren().add(button);





// get a value

private ValueExpression getValueExpression(String name) {

FacesContext facesCtx = FacesContext.getCurrentInstance();

Application app = facesCtx.getApplication();

ExpressionFactory elFactory = app.getExpressionFactory();

ELContext elContext = facesCtx.getELContext();

return elFactory.createValueExpression(elContext, name, Object.class);

}

// an example how to use this

RichInputText input = new RichInputText();

input.setValueExpression("value",getValueExpression("#{bindings."+item+".inputValue}"));

input.setValueExpression("label",getValueExpression("#{bindings."+item+".hints.label}"));

input.setId(item);

panelForm.getChildren().add(input);

// find a jsf component

private UIComponent getUIComponent(String name) {

FacesContext facesCtx = FacesContext.getCurrentInstance();

return facesCtx.getViewRoot().findComponent(name) ;

}

// change the locale

Locale newLocale = new Locale(this.language);

FacesContext context = FacesContext.getCurrentInstance();

context.getViewRoot().setLocale(newLocale);
} 


Happy coding with Vinay in Techartifact.

ADF UTIL class in Oracle ADF

Well i am refering here the adf util class for my reference.this code doesn’t written by me.But it is very helpful for ADF developer.

@author Duncan Mills
@author Steve Muench
@author Ric Smith 

 import java.util.ArrayList;
import java.util.List;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
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.adfinternal.view.faces.bi.util.JsfUtils;
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
* */
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 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 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 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 keyListForIterator(DCIteratorBinding iter) {
List attributeList = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
attributeList.add(r.getKey());
}
return attributeList;
}
/**
* Get List of Key objects for rows in an iterator using key attribute.
* @param iteratorName iterator binding name
* @param keyAttrName name of key attribute to use
* @return List of Key objects for rows
*/
public static List keyAttrListForIterator(String iteratorName,
String keyAttrName) {
return keyAttrListForIterator(findIterator(iteratorName), keyAttrName);
}
/**
* Get List of Key objects for rows in an iterator using key attribute.
*
* @param iter iterator binding
* @param keyAttrName name of key attribute to use
* @return List of Key objects for rows
*/
public static List keyAttrListForIterator(DCIteratorBinding iter,
String keyAttrName) {
List attributeList = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
attributeList.add(new Key(new Object[] { r.getAttribute(keyAttrName) }));
}
return attributeList;
}
/**
* Get a List of attribute values for an iterator.
*
* @param iter iterator binding
* @param valueAttrName name of value attribute to use
* @return List of attribute values
*/
public static List attributeListForIterator(DCIteratorBinding iter,
String valueAttrName) {
List attributeList = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
attributeList.add(r.getAttribute(valueAttrName));
}
return attributeList;
}
/**
* Find an iterator binding in the current binding container by name.
*
* @param name iterator binding name
* @return iterator binding
*/
public static DCIteratorBinding findIterator(String name) {
DCIteratorBinding iter =
getDCBindingContainer().findIteratorBinding(name);
if (iter == null) {
throw new RuntimeException("Iterator '" + name + "' not found");
}
return iter;
}
public static DCIteratorBinding findIterator(String bindingContainer, String iterator) {
DCBindingContainer bindings =
(DCBindingContainer)JSFUtils.resolveExpression("#{" + bindingContainer + "}");
if (bindings == null) {
throw new RuntimeException("Binding container '" +
bindingContainer + "' not found");
}
DCIteratorBinding iter = bindings.findIteratorBinding(iterator);
if (iter == null) {
throw new RuntimeException("Iterator '" + iterator + "' not found");
}
return iter;
}
public static JUCtrlValueBinding findCtrlBinding(String name){
JUCtrlValueBinding rowBinding =
(JUCtrlValueBinding)getDCBindingContainer().findCtrlBinding(name);
if (rowBinding == null) {
throw new RuntimeException("CtrlBinding " + name + "' not found");
}
return rowBinding;
}
/**
* Find an operation binding in the current binding container by name.
*
* @param name operation binding name
* @return operation binding
*/
public static OperationBinding findOperation(String name) {
OperationBinding op =
getDCBindingContainer().getOperationBinding(name);
if (op == null) {
throw new RuntimeException("Operation '" + name + "' not found");
}
return op;
}
/**
* Find an operation binding in the current binding container by name.
*
* @param bindingContianer binding container name
* @param opName operation binding name
* @return operation binding
*/
public static OperationBinding findOperation(String bindingContianer,
String opName) {
DCBindingContainer bindings =
(DCBindingContainer)JSFUtils.resolveExpression("#{" + bindingContianer + "}");
if (bindings == null) {
throw new RuntimeException("Binding container '" +
bindingContianer + "' not found");
}
OperationBinding op =
bindings.getOperationBinding(opName);
if (op == null) {
throw new RuntimeException("Operation '" + opName + "' not found");
}
return op;
}
/**
* 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 iter ADF iterator binding
* @param valueAttrName name of value attribute to use for key
* @param displayAttrName name of the attribute from iterator rows to display
* @param descriptionAttrName name of the attribute for description
* @return ADF Faces SelectItem for an iterator binding with description
*/
public static List selectItemsForIterator(DCIteratorBinding iter,
String valueAttrName,
String displayAttrName,
String descriptionAttrName) {
List selectItems = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
selectItems.add(new SelectItem(r.getAttribute(valueAttrName),
(String)r.getAttribute(displayAttrName),
(String)r.getAttribute(descriptionAttrName)));
}
return selectItems;
}
/**
* 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 iter ADF iterator binding
* @param valueAttrName name of value attribute to use for key
* @param displayAttrName name of the attribute from iterator rows to display
* @return ADF Faces SelectItem for an iterator binding
*/
public static List selectItemsForIterator(DCIteratorBinding iter,
String valueAttrName,
String displayAttrName) {
List selectItems = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
selectItems.add(new SelectItem(r.getAttribute(valueAttrName),
(String)r.getAttribute(displayAttrName)));
}
return selectItems;
}
/**
* Get List of ADF Faces SelectItem for an iterator binding.
*
* Uses the rowKey of each row as the SelectItem key.
*
* @param iteratorName ADF iterator binding name
* @param displayAttrName name of the attribute from iterator rows to display
* @return ADF Faces SelectItem for an iterator binding
*/
public static List selectItemsByKeyForIterator(String iteratorName,
String displayAttrName) {
return selectItemsByKeyForIterator(findIterator(iteratorName),
displayAttrName);
}
/**
* Get List of ADF Faces SelectItem for an iterator binding with discription.
*
* Uses the rowKey of each row as the SelectItem key.
*
* @param iteratorName ADF iterator binding name
* @param displayAttrName name of the attribute from iterator rows to display
* @param descriptionAttrName name of the attribute for description
* @return ADF Faces SelectItem for an iterator binding with discription
*/
public static List selectItemsByKeyForIterator(String iteratorName,
String displayAttrName,
String descriptionAttrName) {
return selectItemsByKeyForIterator(findIterator(iteratorName),
displayAttrName,
descriptionAttrName);
}
/**
* Get List of ADF Faces SelectItem for an iterator binding with discription.
*
* Uses the rowKey of each row as the SelectItem key.
*
* @param iter ADF iterator binding
* @param displayAttrName name of the attribute from iterator rows to display
* @param descriptionAttrName name of the attribute for description
* @return ADF Faces SelectItem for an iterator binding with discription
*/
public static List selectItemsByKeyForIterator(DCIteratorBinding iter,
String displayAttrName,
String descriptionAttrName) {
List selectItems = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
selectItems.add(new SelectItem(r.getKey(),
(String)r.getAttribute(displayAttrName),
(String)r.getAttribute(descriptionAttrName)));
}
return selectItems;
}
/**
* Get List of ADF Faces SelectItem for an iterator binding.
*
* Uses the rowKey of each row as the SelectItem key.
*
* @param iter ADF iterator binding
* @param displayAttrName name of the attribute from iterator rows to display
* @return List of ADF Faces SelectItem for an iterator binding
*/
public static List selectItemsByKeyForIterator(DCIteratorBinding iter,
String displayAttrName) {
List selectItems = new ArrayList();
for (Row r : iter.getAllRowsInRange()) {
selectItems.add(new SelectItem(r.getKey(),
(String)r.getAttribute(displayAttrName)));
}
return selectItems;
}
/**
* Find the BindingContainer for a page definition by name.
*
* Typically used to refer eagerly to page definition parameters. It is
* not best practice to reference or set bindings in binding containers
* that are not the one for the current page.
*
* @param pageDefName name of the page defintion XML file to use
* @return BindingContainer ref for the named definition
*/
private static BindingContainer findBindingContainer(String pageDefName) {
BindingContext bctx = getDCBindingContainer().getBindingContext();
BindingContainer foundContainer =
bctx.findBindingContainer(pageDefName);
return foundContainer;
}
public static void printOperationBindingExceptions(List opList){
if(opList != null && !opList.isEmpty()){
for(Object error:opList){
LOGGER.severe( error.toString() );
}
}
}

Happy coding with Vinay in Techartifact.