JSF h:dataTable

by Online Tutorials Library July 14, 2022

JSF <h:dataTable> Tag

It is used to create a data table. A table that can be updated dynamically.

Tag Attributes

Attribute	Description
id	It is mandatory tag which is used to assign component?s id, for that message is composed.
class	It represents CSS class for this component.
lang	It is used to set language for this component.
bgcolor	It is used to set background color for this table.
binding	It is a ValueExpression linking this component to a property in a backing bean.
bodyrows	It is a comma separated list of row indices for which a new “tbody” element should be started.
border	It is used to set border width which is to be drawn around this table.
captionClass	It is used for Space-separated list of CSS style class(es) that will be applied to any caption generated for this table.
captionStyle	It is used to set CSS style for a caption of this component. This style is applied when component is rendered.
cellpadding	It is used to define that how much space the user should leave between the border of each cell and its contents.
cellspacing	It is used to define that how much space the user should leave between the left side of the table and the leftmost column, the top of the table and the top of the top side of the topmost row, and so on. It also specifies the amount of space to leave between the cells.
columnClasses	It is used to set comma-delimited list of CSS style classes that will be applied to the columns of this table.
dir	It is used for text that does not inherit directionality. Valid values are “LTR” (left-to-right) and “RTL” (right-to-left).
first	It is a zero-relative row number of the first row to be displayed. If this property is set to zero, rendering will begin with the first row of the underlying data.
footerClass	It contains space-separated list of CSS style class that will be applied to any footer generated for this table.
frame	It is used to set frame. Code specifying which sides of the frame surrounding this table will be visible. Valid values are: none (no sides, default value); above (top side only); below (bottom side only); hsides (top and bottom sides only); vsides (right and left sides only); lhs (left hand side only); rhs (right hand side only); box (all four sides); and border (all four sides).
headerClass	It is used to set header class. Space-separated list of CSS style class(es) that will be applied to any header generated for this table.
rowClasses	It is used to set CSS class for row. Comma-delimited list of CSS style classes that will be applied to the rows of this table.
rows	It is used to set number of rows to be displayed. Starting with the one identified by the “first” property. If this value is set to zero, all available rows in the underlying data model will be displayed.
summary	It is used to get summary of this table’s purpose and structure, for user rendering to non-visual media such as speech and Braille.
title	It is used to set advisory title information about markup elements generated for this component.

JSF <h:dataTable> Tag Example

// index.xhtml

 <h:body> <h2><h:outputText value=”Product List”></h:outputText></h2> <h:dataTable value=”#{product.productList}” var=”p”> <h:column> <f:facet name=”header”>ID</f:facet> <h:outputText value=”#{p.id}”/> </h:column> <h:column> <f:facet name=”header”>Name</f:facet> <h:outputText value=”#{p.name}”/> </h:column> <h:column> <f:facet name=”header”>Price</f:facet> <h:outputText value=”#{p.price}”/> </h:column> </h:dataTable> </h:body> 

// Product.Java

 public class Product { private final int id;   private final String name;   private final float price;   public Product(int id, String name, float price) {   this.id = id;   this.name = name;   this.price = price;   } public int getId() { return id; } public String getName() { return name; } public float getPrice() { return price; } }   

// DataTable.java

 import java.util.List; import java.util.ArrayList; import javax.faces.bean.ManagedBean; import javax.faces.bean.RequestScoped;  @ManagedBean(name = “product”) @RequestScoped public class DataTable {   public List<Product> productsList; public List<Product> getProductList() {   productsList = new ArrayList<>();   productsList.add(new Product(1,”HP Laptop”,25000f));   productsList.add(new Product(2,”Dell Laptop”,30000f));   productsList.add(new Product(3,”Lenevo Laptop”,28000f));   productsList.add(new Product(4,”Sony Laptop”,28000f));   productsList.add(new Product(5,”Apple Laptop”,90000f));   return productsList; }   } 

Output:

JSF H datatable tag 1

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