Java UIData类代码示例

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * Method that obtains the selected row from a UIComponent. It can check super class
 * 
 * @param anEvent
 */
protected Object selectRowFromEvent(UIComponent tmpComponent, Class<?> clazz, boolean checkSuper) {
	Object tmpRowData = null;

	if(tmpComponent != null){
		while (null != tmpComponent && !(tmpComponent instanceof UIData))
			tmpComponent = tmpComponent.getParent();

		if (tmpComponent != null && (tmpComponent instanceof UIData)) {
			tmpRowData = ((UIData)tmpComponent).getRowData();
			
			boolean checked = clazz.isAssignableFrom(tmpRowData.getClass());
			
			if(!checked && checkSuper){
				checked = clazz.isInstance(tmpRowData);
			}
			
			if(!checked){
				setErrorMessage("Casting from event error:", "Error de casting para el objeto fila: se esperaba [" + clazz.toString() + "] y es [" + tmpRowData.getClass().toString() + "]");
				tmpRowData = null;
			}
		}
	}
	
	return tmpRowData;
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/** 
 * @see javax.faces.webapp.UIComponentTag#setProperties(javax.faces.component.UIComponent)
 */
protected void setProperties(UIComponent component)
{
  super.setProperties(component);
  FacesContext context = getFacesContext();
  if (value != null)
  {
    ValueBinding vb = context.getApplication().createValueBinding(value);
    component.setValueBinding("value", vb);
  }
  if (var != null)
  {
    ((UIData) component).setVar(var);
  }

}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/** 
 * @see javax.faces.render.Renderer#encodeBegin(javax.faces.context.FacesContext, javax.faces.component.UIComponent)
 */
public void encodeBegin(FacesContext context, UIComponent component)
    throws IOException
{
  String jsLibraryUrl = "../js";
  ResponseWriter writer = context.getResponseWriter();
  writer.write("<script type=\"text/javascript\">var _editor_url = \""
      + jsLibraryUrl + "/\";</script>\n");
  writer.write("<script type=\"text/javascript\" src=\"" + jsLibraryUrl
      + "/divTree.js\"></script>\n");
  writer
      .write("<link href=\"../css/divTree.css\" type=\"text/css\" rel=\"stylesheet\">");

  UIData data = (UIData) component;
  Object value = data.getValue();
  Set categories = (Set) value;
  encodeRecursive(writer, categories);
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
public void encodeEnd(FacesContext context, UIComponent component)
throws IOException {

	if ((context == null) || (component == null)) {
		return;
	}
	if (!component.isRendered()) {
		return;
	}
	UIData data = (UIData) component;
	data.setRowIndex(-1);
	ResponseWriter writer = context.getResponseWriter();

	// Render the ending of this table
	writer.endElement("table");
	writer.writeText("\n", null);
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * <p>Return an array of stylesheet classes to be applied to
 * each row in the table, in the order specified.  Every row may or
 * may not have a stylesheet.</p>
 *
 * @param data {@link UIData} component being rendered
 */
private String[] getRowClasses(UIData data) {

	String values = (String) data.getAttributes().get("rowClasses");
	if (values == null) {
		return (new String[0]);
	}
	values = values.trim();
	ArrayList list = new ArrayList();
	while (values.length() > 0) {
		int comma = values.indexOf(",");
		if (comma >= 0) {
			list.add(values.substring(0, comma).trim());
			values = values.substring(comma + 1);
		} else {
			list.add(values.trim());
			values = "";
		}
	}
	String results[] = new String[list.size()];
	return ((String[]) list.toArray(results));

}
 

import javax.faces.component.UIData; //导入依赖的package包/类
public void encodeEnd(FacesContext context, UIComponent component)
throws IOException {
	
	if ((context == null) || (component == null)) {
		return;
	}
	if (!component.isRendered()) {
		return;
	}
	UIData data = (UIData) component;
	data.setRowIndex(-1);
	ResponseWriter writer = context.getResponseWriter();
	
	// Render the ending of this table
	writer.endElement("div");
	writer.writeText("\n", null);
	
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * <p>
 * Return an array of stylesheet classes to be applied to each column in the
 * table in the order specified. Every column may or may not have a
 * stylesheet.
 * </p>
 * 
 * @param data
 *            {@link UIData}component being rendered
 */
private String[] getColumnClasses(UIData data) {

	String values = (String) data.getAttributes().get("columnClasses");
	if (values == null) {
		return (new String[0]);
	}
	values = values.trim();
	ArrayList list = new ArrayList();
	while (values.length() > 0) {
		int comma = values.indexOf(",");
		if (comma >= 0) {
			list.add(values.substring(0, comma).trim());
			values = values.substring(comma + 1);
		} else {
			list.add(values.trim());
			values = "";
		}
	}
	String results[] = new String[list.size()];
	return ((String[]) list.toArray(results));

}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * <p>
 * Return an array of stylesheet classes to be applied to each row in the
 * table, in the order specified. Every row may or may not have a
 * stylesheet.
 * </p>
 * 
 * @param data
 *            {@link UIData}component being rendered
 */
private String[] getRowClasses(UIData data) {

	String values = (String) data.getAttributes().get("rowClasses");
	if (values == null) {
		return (new String[0]);
	}
	values = values.trim();
	ArrayList list = new ArrayList();
	while (values.length() > 0) {
		int comma = values.indexOf(",");
		if (comma >= 0) {
			list.add(values.substring(0, comma).trim());
			values = values.substring(comma + 1);
		} else {
			list.add(values.trim());
			values = "";
		}
	}
	String results[] = new String[list.size()];
	return ((String[]) list.toArray(results));

}
 

import javax.faces.component.UIData; //导入依赖的package包/类
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
	if ((context == null) || (component == null)) {
		throw new NullPointerException(Util.getExceptionMessageString(Util.NULL_PARAMETERS_ERROR_MESSAGE_ID));
	}
	if (!component.isRendered()) {
		if (log.isTraceEnabled()) {
			log.trace("No encoding necessary " + component.getId() + " since " + "rendered attribute is set to false ");
		}
		return;
	}
	UIData data = (UIData) component;
	data.setRowIndex(-1);
	ResponseWriter writer = context.getResponseWriter();

	// Render the ending of this table
	writer.endElement("table");
	writer.writeText("\n", null);
	if (log.isTraceEnabled()) {
		log.trace("End encoding component " + component.getId());
	}
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * Processes the child {@link UIColumn} components that are nested in the data parameter and returns the data gleaned from the process as an object of RenderData.
 * 
 * @param data
 *          The component being rendered.
 * @return Returns an instance of RenderData whose three components contain the following data:
 *         <ul>
 *         <li>uiColumns - After this function is executed, will contain only the rendered UIColumn components in data</li>
 *         <li>facetCountHeaders - After this function is executed, will contain only the number of "header" facets in data</li>
 *         <li>facetCountFooters - After this fucntion is executed, will contain only the number of "footer" facets in data</li>
 *         </ul>
 */
private RenderData organizeTheKids(UIData data) {
	RenderData returnVal = new RenderData();
	returnVal.uiColumns = new ArrayList<UIColumn>();
	returnVal.facetCountHeaders = 0;
	returnVal.facetCountFooters = 0;

	Iterator kids = data.getChildren().iterator();
	while (kids.hasNext()) {
		UIComponent kid = (UIComponent) kids.next();
		if ((kid instanceof UIColumn) && kid.isRendered()) {
			returnVal.uiColumns.add((UIColumn) kid);
			if (getFacet(kid, "header") != null) returnVal.facetCountHeaders++;
			if (getFacet(kid, "footer") != null) returnVal.facetCountFooters++;
		}
	}

	return returnVal;
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * Return an array of stylesheet classes to be applied to each column in the table in the order specified. Every column may or may not have a stylesheet.
 * 
 * @param data
 *          {@link UIData} component being rendered
 */
private String[] getColumnClasses(UIData data) {
	String values = (String) data.getAttributes().get("columnClasses");
	if (values == null) {
		return (new String[0]);
	}
	values = values.trim();
	ArrayList<String> list = new ArrayList<String>();
	while (values.length() > 0) {
		int comma = values.indexOf(",");
		if (comma >= 0) {
			list.add(values.substring(0, comma).trim());
			values = values.substring(comma + 1);
		} else {
			list.add(values.trim());
			values = "";
		}
	}
	String results[] = new String[list.size()];
	return ((String[]) list.toArray(results));
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * Return an array of stylesheet classes to be applied to each row in the table, in the order specified. Every row may or may not have a stylesheet.
 * 
 * @param data
 *          {@link UIData} component being rendered
 */
private String[] getRowClasses(UIData data) {
	String values = (String) data.getAttributes().get("rowClasses");
	if (values == null) {
		return (new String[0]);
	}
	values = values.trim();
	ArrayList<String> list = new ArrayList<String>();
	while (values.length() > 0) {
		int comma = values.indexOf(",");
		if (comma >= 0) {
			list.add(values.substring(0, comma).trim());
			values = values.substring(comma + 1);
		} else {
			list.add(values.trim());
			values = "";
		}
	}
	String results[] = new String[list.size()];
	return ((String[]) list.toArray(results));
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * This is the drill down method to view the details of a patient.
 * It looks at the current selection in the patient table and then
 * brings up the page to show the studies for that patient.  The
 * return value is the page to go to (action).
 */
public void viewPatient(ActionEvent e) throws Exception {
	//have to go this route because cant figure out a way
	//to do a component binding against a backing bean
	//that is NOT enumerated in faces-config.xml - like this one and its siblings
	UIComponent commandLink = (UIComponent)e.getComponent();
	UIData patientTable = JsfUtil.findNearestTable(commandLink);
	
	try {
		srb.viewPatient((PatientResultWrapper)patientTable.getRowData());
	}
	catch(Exception ex) {
		MessageUtil.addErrorMessage("MAINbody:dataForm:tableOfPatientResultTables",
				                    "drillDownRequestFailure",
                                       null );
		viewPatientException = ex;
	}	
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
/**
 * The return value is the iteration/count for row CSS classes.
 */    
private static int renderBeginningOfRow(ResponseWriter writer, 
		                                UIData data,
		                                String[] rowClasses,
		                                int rowStyles,
		                                int rowStyle) throws IOException {
    writer.startElement("tr", data);

    if (rowStyles > 0) {
        writer.writeAttribute("class",
        		              rowClasses[rowStyle++],
        		              "rowClasses");

        if (rowStyle >= rowStyles) {
            rowStyle = 0;
        }
    }

    writer.writeText("\n", null);   
    
    return rowStyle;
}
 

import javax.faces.component.UIData; //导入依赖的package包/类
public void testUIDataFooterFacet()
{
  UIViewRoot root = facesContext.getViewRoot();
  root.setId("root");
  UIForm form = new UIForm(); form.setId("form");
  UINamingContainer nc1 = new UINamingContainer(); nc1.setId("nc1");
  UINamingContainer nc2 = new UINamingContainer(); nc2.setId("nc2");
  UINamingContainer nc3 = new UINamingContainer(); nc3.setId("nc3");
  UIData table = new UIData(); table.setId("table1");
  UIInput input = new UIInput(); input.setId("input1");

  // build the Tree...
  table.setFooter(input);
  nc3.getChildren().add(table);
  nc2.getChildren().add(new UIOutput());
  nc2.getChildren().add(new UIOutput());
  nc2.getChildren().add(nc3);
  nc1.getChildren().add(nc2);
  form.getChildren().add(new UIOutput());
  form.getChildren().add(new UIOutput());
  form.getChildren().add(new UIOutput());
  form.getChildren().add(nc1);
  root.getChildren().add(new UIOutput());
  root.getChildren().add(form);

  // Get the ComponentReference util
  ComponentReference<UIInput> uiRef = ComponentReference.newUIComponentReference(input);

  // find the component...
  UIInput referencedComp = uiRef.getComponent();

  assertEquals(input, referencedComp);
}