Deepak Kumar's Blog: ADFUtils and JSFUtils

JSFUtils

package view.utils;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.el.ELContext;
import javax.el.ExpressionFactory;
import javax.el.MethodExpression;
import javax.el.ValueExpression;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;
import javax.faces.event.ActionListener;
import javax.faces.model.SelectItem;
import oracle.adf.model.BindingContext;
import oracle.adf.model.DataControlFrame;
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.adf.view.rich.component.rich.RichPopup;
import oracle.adf.view.rich.component.rich.RichQuery;
import oracle.adf.view.rich.component.rich.data.RichTable;
import oracle.adf.view.rich.component.rich.data.RichTree;
import oracle.adf.view.rich.context.AdfFacesContext;
import oracle.adf.view.rich.model.QueryDescriptor;
import oracle.adf.view.rich.model.QueryModel;
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.RowIterator;
import oracle.jbo.uicli.binding.JUCtrlHierBinding;
import oracle.jbo.uicli.binding.JUCtrlHierNodeBinding;
import oracle.jbo.uicli.binding.JUCtrlValueBinding;
import oracle.jbo.uicli.binding.JUEventBinding;
import org.apache.myfaces.trinidad.event.SelectionEvent;
import org.apache.myfaces.trinidad.model.CollectionModel;
import org.apache.myfaces.trinidad.model.ModelUtils;
import org.apache.myfaces.trinidad.model.RowKeySet;
import org.apache.myfaces.trinidad.model.RowKeySetImpl;
import org.apache.myfaces.trinidad.render.ExtendedRenderKitService;
import org.apache.myfaces.trinidad.util.Service;


/**
 * A series of convenience functions for dealing with ADF Bindings.
 * Note: Updated for JDeveloper 11
 *
 * @author Duncan Mills
 * @author Steve Muench
 *
 */

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)JSFUtil.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)JSFUtil.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>();
        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<key> 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<key> keyAttrListForIterator(DCIteratorBinding iter, 
                                                   String keyAttrName) {
        List<key> attributeList = new ArrayList<key>();
        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)JSFUtil.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)JSFUtil.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<selectitem> selectItemsForIterator(DCIteratorBinding iter, 
                                                          String valueAttrName, 
                                                          String displayAttrName, 
                                                          String descriptionAttrName) {
        List<selectitem> selectItems = new ArrayList<selectitem>();
        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<selectitem> selectItemsForIterator(DCIteratorBinding iter, 
                                                          String valueAttrName, 
                                                          String displayAttrName) {
        List<selectitem> selectItems = new ArrayList<selectitem>();
        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<selectitem> 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<selectitem> 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<selectitem> selectItemsByKeyForIterator(DCIteratorBinding iter, 
                                                               String displayAttrName, 
                                                               String descriptionAttrName) {
        List<selectitem> selectItems = new ArrayList<selectitem>();
        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<selectitem> selectItemsByKeyForIterator(DCIteratorBinding iter, 
                                                               String displayAttrName) {
        List<selectitem> selectItems = new ArrayList<selectitem>();
        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() );
            }
        }
    }
    
    /**
    * When a bounded task flow manages a transaction (marked as requires-transaction,.
    * requires-new-transaction, or requires-existing-transaction), then the
    * task flow must issue any commits or rollbacks that are needed. This is
    * essentially to keep the state of the transaction that the task flow understands
    * in synch with the state of the transaction in the ADFbc layer.
    *
    * Use this method to issue a commit in the middle of a task flow while staying
    * in the task flow.
    */
    public static void saveAndContinue() {
    Map sessionMap =
    FacesContext.getCurrentInstance().getExternalContext().getSessionMap();
    BindingContext context =
    (BindingContext)sessionMap.get(BindingContext.CONTEXT_ID);
    String currentFrameName = context.getCurrentDataControlFrame();
    DataControlFrame dcFrame =
    context.findDataControlFrame(currentFrameName);

    dcFrame.commit();
    dcFrame.beginTransaction(null);
    }

    /**
    * Programmatic evaluation of EL.
    *
    * @param el EL to evaluate
    * @return Result of the evaluation
    */
    public static Object evaluateEL(String el) {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ELContext elContext = facesContext.getELContext();
    ExpressionFactory expressionFactory =
    facesContext.getApplication().getExpressionFactory();
    ValueExpression exp =
    expressionFactory.createValueExpression(elContext, el,
    Object.class);

    return exp.getValue(elContext);
    }

    /**
    * Programmatic invocation of a method that an EL evaluates to.
    * The method must not take any parameters.
    *
    * @param el EL of the method to invoke
    * @return Object that the method returns
    */
    public static Object invokeEL(String el) {
    return invokeEL(el, new Class[0], new Object[0]);
    }

    /**
    * Programmatic invocation of a method that an EL evaluates to.
    *
    * @param el EL of the method to invoke
    * @param paramTypes Array of Class defining the types of the parameters
    * @param params Array of Object defining the values of the parametrs
    * @return Object that the method returns
    */
    public static Object invokeEL(String el, Class[] paramTypes,
    Object[] params) {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ELContext elContext = facesContext.getELContext();
    ExpressionFactory expressionFactory =
    facesContext.getApplication().getExpressionFactory();
    MethodExpression exp =
    expressionFactory.createMethodExpression(elContext, el,
    Object.class, paramTypes);

    return exp.invoke(elContext, params);
    }

    /**
    * Sets a value into an EL object. Provides similar functionality to
    * the af:setActionListener tag, except the from is
    * not an EL. You can get similar behavior by using the following...

    * setEL(to, evaluateEL(from))
    *
    * @param el EL object to assign a value
    * @param val Value to assign
    */
    public static void setEL(String el, Object val) {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ELContext elContext = facesContext.getELContext();
    ExpressionFactory expressionFactory =
    facesContext.getApplication().getExpressionFactory();
    ValueExpression exp =
    expressionFactory.createValueExpression(elContext, el,
    Object.class);

    exp.setValue(elContext, val);
    }    
    

    public static OperationBinding getOperationBindingForMethod(String pageDefMethod) 
    {
        OperationBinding opBinding;
        
        opBinding =  getBindingContainer().getOperationBinding(pageDefMethod);
        
        return opBinding;
    }
    
 /*   public static Task getWorkFlowTaskForRemoteClient(String bpmWorkListContextId, String bpmWorkListTaskId) 
    {
        try {
            IWorkflowServiceClient wfServiceClient =
                WorkflowServiceClientFactory.getWorkflowServiceClient(WorkflowServiceClientFactory.REMOTE_CLIENT);

            ITaskQueryService taskQueryService =
                wfServiceClient.getTaskQueryService();

            IWorkflowContext wfContext = null;

            wfContext =
                    taskQueryService.getWorkflowContext(bpmWorkListContextId);
            
            Task humanTask = taskQueryService.getTaskDetailsById(wfContext, bpmWorkListTaskId);
            
            return humanTask;

        } catch (WorkflowException we) {
            // TODO: Add catch code
            we.printStackTrace();
            return null;
        }
    }
    
    public static TaskDefinition getWorkFlowTaskDefinitionForRemoteClient(String bpmWorkListContextId, String bpmWorkListTaskId) 
    {
        try {
            IWorkflowServiceClient wfServiceClient =
                WorkflowServiceClientFactory.getWorkflowServiceClient(WorkflowServiceClientFactory.REMOTE_CLIENT);

            ITaskQueryService taskQueryService =
                wfServiceClient.getTaskQueryService();
            
            ITaskMetadataService taskMetadataService = wfServiceClient.getTaskMetadataService();
                ;

            IWorkflowContext wfContext = null;

            wfContext =
                    taskQueryService.getWorkflowContext(bpmWorkListContextId);
            
            Task humanTask = taskQueryService.getTaskDetailsById(wfContext, bpmWorkListTaskId);
            
            TaskDefinition humanTaskDef = taskMetadataService.getTaskDefinition(wfContext, humanTask);
            
            return humanTaskDef;

        } catch (WorkflowException we) {
            // TODO: Add catch code
            we.printStackTrace();
            return null;
        }
    }   
 */   
    
  public static void openURLInWindow(String url) 
  {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    System.out.println("########## Url :-"+url);
    url = url.replaceAll("\\\\", "\\\\\\\\");
    String javaScriptText= null;
    if(url.contains("http"))
    {
      javaScriptText = "window.open('"+url+"', 'popupWindow', 'dependent=yes, menubar=no, toolbar=no');";
    }
    else {
            JSFUtil.showFacesErrorMessage("Cannot open URL :"+url);
    }
    
    ExtendedRenderKitService service = Service.getRenderKitService(facesContext, ExtendedRenderKitService.class);
    service.addScript(facesContext, javaScriptText); 
  }  
  
  public static void executeClientJavascript(String script)
  {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ExtendedRenderKitService service = Service.getRenderKitService(facesContext, ExtendedRenderKitService.class);
    service.addScript(facesContext, script);     
  }
  
  public static void invokePopup(String popupId)
  {
    invokePopup(popupId, null, null);
  }


  
  /**
   * Hides or shows the popup component depending on the value of the
   * boolean parameter.
   * @param popUpComponent rich component popup object
   * @param showPopup true = show , false = hide
   */
  public static void invokePopup(RichPopup popUpComponent, boolean showPopup){
      String popupId = popUpComponent.getClientId(FacesContext.getCurrentInstance());
      if (showPopup)
          invokePopup(popupId); 
      else
          hidePopup(popupId); 
          
  }

  /**
   * Shows the specified popup and uses the specified hints to align the popup.
   * @param popupId is the clientId of the popup to be shown - clientId is derived from backing bean for the af:popup using getClientId method
   * @param align is a hint for the popup display. Check AdfRichPopup js javadoc for valid values. Supported value includes: "AdfRichPopup.ALIGN_START_AFTER", "AdfRichPopup.ALIGN_BEFORE_START" and "AdfRichPopup.ALIGN_END_BEFORE"
   * @param alignId is the clientId of the component the popup should align to - clientId is derived from backing bean for the component using getClientId method
   * align and alignId need to be specified together - specifying null for either of them will have no effect.
   */
  public static void invokePopup(String popupId, String align,
                                 String alignId)
  {
    if (popupId != null)
    {
      ExtendedRenderKitService service =
        Service.getRenderKitService(FacesContext.getCurrentInstance(),
                                    ExtendedRenderKitService.class);

      StringBuffer showPopup = new StringBuffer();
      showPopup.append("var hints = new Object();");
      //Add hints only if specified - see javadoc for AdfRichPopup js for details on valid values and behavior
      if (align != null && alignId != null)
      {
        showPopup.append("hints[AdfRichPopup.HINT_ALIGN] = " + align +
                         ";");
        showPopup.append("hints[AdfRichPopup.HINT_ALIGN_ID] ='" + alignId +
                         "';");
      }
      showPopup.append("var popupObj=AdfPage.PAGE.findComponent('" +
                       popupId + "'); if (popupObj) popupObj.show(hints);");
      service.addScript(FacesContext.getCurrentInstance(),
                        showPopup.toString());
    }
  }

  /**
   * Hides the specified popup.
   * @param popupId is the clientId of the popup to be hidden
   * clientId is derived from backing bean for the af:popup using getClientId method
   */
  public static void hidePopup(String popupId)
  {
    if (popupId != null)
    {
      ExtendedRenderKitService service =
        Service.getRenderKitService(FacesContext.getCurrentInstance(),
                                    ExtendedRenderKitService.class);

      String hidePopup =
        "var popupObj=AdfPage.PAGE.findComponent('" + popupId +
        "'); if (popupObj) popupObj.hide();";
      service.addScript(FacesContext.getCurrentInstance(), hidePopup);
    }
  }
  
    public static String join(List<? extends CharSequence> s, String delimiter) {
        int capacity = 0;
        int delimLength = delimiter.length();
        Iterator<? extends CharSequence> iter = s.iterator();
        if (iter.hasNext()) {
            capacity += iter.next().length() + delimLength;
        }

        StringBuilder buffer = new StringBuilder(capacity);
        iter = s.iterator();
        if (iter.hasNext()) {
            buffer.append(iter.next());
            while (iter.hasNext()) {
                buffer.append(delimiter);
                buffer.append(iter.next());
            }
        }
        return buffer.toString();
    }

    public static void raiseContextualEvent(String eventBindingOpExpr,ActionEvent  actionEvent,Map<String,Object> payload) 
    {
        
        if(eventBindingOpExpr == null || actionEvent == null )
        {
            JSFUtil.showFacesErrorMessage("Event Binding Operation Expression is NULL. Action Event is NULL");
            return;
        }
        else 
        {
            UIComponent pubUiComp = actionEvent.getComponent();
            Map<String, Object> attributes = pubUiComp.getAttributes();      
            
            if(payload != null) 
            {

                        Set set=payload.entrySet();

                        Iterator it=set.iterator();
                        String key;
                        Object value;

                        while(it.hasNext())
                        {
                            Map.Entry m =(Map.Entry)it.next();
                            key=(String)m.getKey();
                            value = m.getValue();
                            
                            attributes.put(key, value);

                        }
            }
            
            JUEventBinding eventBinding = (JUEventBinding)getBindingContainer().get(eventBindingOpExpr);
            
            if(eventBinding == null)
            {
                JSFUtil.showFacesErrorMessage("Event Binding is Null");
                return;
            }
            else 
            {
                ActionListener actionListener = (ActionListener)eventBinding.getListener();
                actionListener.processAction(actionEvent);
            }
            
        }
    }
    
    
    public static RowIterator getSelectedNodeRowIterator(RichTree tree) {
        if (tree != null && tree.getSelectedRowKeys() != null) {
            for (Object opaqueFacesKey : tree.getSelectedRowKeys()) {
              tree.setRowKey(opaqueFacesKey);
              return ((JUCtrlHierNodeBinding)tree.getRowData()).getRowIterator();
            }
        }
        return null;
    }
    public static boolean isSelectedNodeInRowIteratorFirst(RichTree tree) {
        RowIterator ri = getSelectedNodeRowIterator(tree);
        if (ri != null) {
            Key selectedNodeRowKey = getSelectedNodeRowKey(tree);
            if (selectedNodeRowKey != null) {
                return selectedNodeRowKey.equals(ri.first().getKey());
            }
        }
        return false;
    }
    public static boolean isSelectedNodeInRowIteratorLast(RichTree tree) {
        RowIterator ri = getSelectedNodeRowIterator(tree);
        if (ri != null) {
            Key selectedNodeRowKey = getSelectedNodeRowKey(tree);
            if (selectedNodeRowKey != null) {
                return selectedNodeRowKey.equals(ri.last().getKey());
            }
        }
        return false;
    }
    public static Key getSelectedNodeRowKey(RichTree tree) {
        if (tree != null && tree.getSelectedRowKeys() != null) {
            for (Object opaqueFacesKey : tree.getSelectedRowKeys()) {
              tree.setRowKey(opaqueFacesKey);
              return ((JUCtrlHierNodeBinding)tree.getRowData()).getRowKey();
            }
        }
        return null;
    }
    public static String getSelectedNodeViewDefFullName(RichTree tree) {
        if (tree != null && tree.getSelectedRowKeys() != null) {
            for (Object opaqueFacesKey : tree.getSelectedRowKeys()) {
              tree.setRowKey(opaqueFacesKey);
              return ((JUCtrlHierNodeBinding)tree.getRowData()).getViewObject().getDefFullName();
            }
        }
        return null;
    } 
    
    public static void makeCurrentInTree(RichTree tree,String treeSeleEL, RowKeySet rowKeySet){
    //To make a row current, we need to create a SelectionEvent which
    //expects the following arguments: component, unselected_keys,
    //selected_keys. In our example, we don't have unselected keys and
    //therefore create an empty RowSet for this
    SelectionEvent selectionEvent = new SelectionEvent(
    tree,
    new RowKeySetImpl(),
    rowKeySet);
    //Calling the helper method introduced for this chapter. The
    //"LocationsView1" reference is the tree binding definition
    //our example tree has in the ADF PagDef file.
    invokeEL(treeSeleEL,new Class[]{SelectionEvent.class},new Object[]{selectionEvent});
    
    }
    
    /**
     * author ms
     * @param object
     * @return 
     */
    public static String nullStringToSpace(Object object) {
        String spcStr = "";
        if (object == null) {
            return spcStr;
        } else {
            return object.toString();
        }
    }

    /**
     * author ms
     * @param queryComponent
     */
    public static void resetQueryPanel(RichQuery queryComponent){
        QueryModel queryModel = queryComponent.getModel();  
        QueryDescriptor queryDescriptor = queryComponent.getValue();  
        queryModel.reset(queryDescriptor);  
        queryComponent.refresh(FacesContext.getCurrentInstance()); 
    }

    /**
     * @param selectionEvent
     */
    public static void makeCurrentRowInTable(SelectionEvent selectionEvent){
        RichTable table = (RichTable) selectionEvent.getSource(); 
        //CollectionModel tableModel = ModelUtils.toCollectionModel(table.getValue());
        //JUCtrlHierBinding adfTableBinding = (JUCtrlHierBinding) tableModel.getWrappedData(); 

        JUCtrlHierBinding adfTableBinding = null; 
        adfTableBinding = (JUCtrlHierBinding) 
                    ((CollectionModel)table.getValue()).getWrappedData();
        DCIteratorBinding tableIteratorBinding = adfTableBinding.getDCIteratorBinding();
        Object selectedRowData = table.getSelectedRowData();
        JUCtrlHierNodeBinding nodeBinding = (JUCtrlHierNodeBinding) selectedRowData; 
        Key rwKey = nodeBinding.getRowKey();
        tableIteratorBinding.setCurrentRowWithKey(rwKey.toStringFormat(true));
    }
    
    
    public static void createTableNewRow(String iterator){
        DCIteratorBinding dciter = ADFUtils.findIterator(iterator);

        Row lastRow = dciter.getNavigatableRowIterator().last();
        Row newRow = dciter.getNavigatableRowIterator().createRow();
        
        newRow.setNewRowState(Row.STATUS_INITIALIZED);
        
        int lastRowIndex = dciter.getNavigatableRowIterator().getRangeIndexOf(lastRow);
        
        dciter.getNavigatableRowIterator().insertRowAtRangeIndex(lastRowIndex+1, newRow);
        dciter.setCurrentRowWithKey(newRow.getKey().toStringFormat(true));
    }

}

JSFUtils

package view.utils;

import java.util.Iterator;
import java.util.List;
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.application.ViewHandler;
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.view.rich.component.rich.data.RichTreeTable;
import oracle.adf.view.rich.datatransfer.DataFlavor;
import oracle.adf.view.rich.datatransfer.Transferable;
import oracle.adf.view.rich.event.DropEvent;
import oracle.jbo.uicli.binding.JUCtrlHierBinding;
import oracle.jbo.uicli.binding.JUCtrlHierNodeBinding;
import org.apache.myfaces.trinidad.context.RequestContext;
import org.apache.myfaces.trinidad.model.CollectionModel;
import org.apache.myfaces.trinidad.model.RowKeySet;

/**
 * General useful static utilies for working with JSF.
 * @author Duncan Mills
 * @author Steve Muench
 */
public class JSFUtil {

    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);
    }
    
    /**
     * Store page flow scope attribute
     * @param name
     * @param value
     */
    public static void storeOnPageFlow(String name, Object value) {
        RequestContext.getCurrentInstance().getPageFlowScope().put(name,
                                                                   value);
    }

    /**
     * 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 <code>FacesMesssage</code>
     * from a defined error key and severity
     * This assumes that the error keys follow the convention of
     * using <b>_detail</b> 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();
    }

    /**
     * Create value binding for EL expression
     * @param expression
     * @return Object
     */
    public static Object getExpressionObjectReference(String expression) {
        FacesContext fc = FacesContext.getCurrentInstance();
        ELContext elctx = fc.getELContext();
        ExpressionFactory elFactory = 
            fc.getApplication().getExpressionFactory();
        return elFactory.createValueExpression(elctx, expression, 
                                               Object.class).getValue(elctx);
    }


    /**
     * Invokes an expression
     * @param expr
     * @param returnType
     * @param argTypes
     * @param args
     * @return
     */
    public static Object invokeMethodExpression(String expr, Class returnType, Class[]    argTypes,Object[] args){
       FacesContext fc = FacesContext.getCurrentInstance(); 
       ELContext elctx = fc.getELContext();
       ExpressionFactory elFactory = fc.getApplication().getExpressionFactory(); 
       MethodExpression methodExpr = elFactory.createMethodExpression(elctx,expr,returnType,argTypes);    
       return methodExpr.invoke(elctx,args); 
      }

    /**
     * Invoke an expression
     * @param expr
     * @param returnType
     * @param argType
     * @param argument
     * @return
     */
    public static Object invokeMethodExpression(String expr, Class returnType,Class argType,    Object argument){ 
       return invokeMethodExpression(expr, returnType,new Class[]{argType}, new Object[]{argument});
       
      }
    
    
    
    
  public static void showFacesInformationMessage(String msg) {
    
    FacesContext ctx = getFacesContext();
    msg = "<html>"+msg+"</html>";
    FacesMessage fm = 
        new FacesMessage(FacesMessage.SEVERITY_INFO, msg, "");
    ctx.addMessage(null, fm);
    
  } 
  
  public static void showFacesErrorMessage(Exception e) 
  {
    StackTraceElement[] elements = e.getStackTrace();
    String errorStack = "";
    
    for(StackTraceElement ele : elements) {
      errorStack = errorStack.concat(ele.toString()+"\n");
    }

        JSFUtil.showFacesErrorMessage(errorStack);      
    
  }
  
  public static void showFacesErrorMessage(String msg) {
    
    FacesContext ctx = getFacesContext();
    FacesMessage fm = 
        new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, "");
    ctx.addMessage(null, fm);
    
  }    
  
    public static void refreshCurrentPage() {
        FacesContext context = getFacesContext();
        String currentView = context.getViewRoot().getViewId();

        ViewHandler vh = context.getApplication().getViewHandler();
        UIViewRoot x = vh.createView(context, currentView);
        x.setViewId(currentView);
        context.setViewRoot(x);
    }
    
    /**
     * Get attribute value from page flow scope
     * @param name
     * @return Object
     */
    public static Object getFromPageFlow(String name) {
        return RequestContext.getCurrentInstance().getPageFlowScope().get(name);
    }
    
  public static RowKeySet getDraggedRowKeySetFromTreeTable(DropEvent dropEvent, String discriminant ){
      JUCtrlHierNodeBinding draggedRowNode=null;
      //Get the Dragged Row  
        Transferable transferable= dropEvent.getTransferable();
        DataFlavor<rowkeyset> rowKeySetFlavor= DataFlavor.getDataFlavor(RowKeySet.class,discriminant);
        RowKeySet rowKeySet=transferable.getData(rowKeySetFlavor);
          return rowKeySet;
  }
  
  public static JUCtrlHierNodeBinding  getTreeNodeByKey(RichTreeTable treeTable,List key){
      JUCtrlHierNodeBinding treeNode=null;
      CollectionModel cm=(CollectionModel)treeTable.getValue();
      JUCtrlHierBinding treeBinding=(JUCtrlHierBinding)cm.getWrappedData();
      treeNode=treeBinding.findNodeByKeyPath(key);
      return treeNode;
  }
  
  public static JUCtrlHierNodeBinding getDraggedRowNodeFromTreeTable(DropEvent dropEvent, String discriminant ){
      JUCtrlHierNodeBinding draggedRowNode=null;
      //Get the Dragged Row  
        Transferable transferable= dropEvent.getTransferable();
        DataFlavor<rowkeyset> rowKeySetFlavor= DataFlavor.getDataFlavor(RowKeySet.class,discriminant);
        RowKeySet rowKeySet=transferable.getData(rowKeySetFlavor);
        if(rowKeySet !=null){ 
          List firstRowKey=(List)rowKeySet.iterator().next();
          CollectionModel treeTableCollectionModel=transferable.getData(CollectionModel.class);
          JUCtrlHierBinding binding=(JUCtrlHierBinding)treeTableCollectionModel.getWrappedData();
          System.out.println(binding.getIteratorBinding().getDisplayName());
          draggedRowNode=binding.findNodeByKeyPath(firstRowKey);
          
          
          
        }
      return draggedRowNode;
  }
  
}

Deepak Kumar's Blog

Tuesday, 9 June 2015

ADFUtils and JSFUtils

JSFUtils

JSFUtils

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