See below example.
My xhtml page is as below.
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:a4j="http://richfaces.org/a4j"
xmlns:ui="http://java.sun.com/jsf/facelets">
<h:head>
<script>
var jsMessage = 'Hello from javascript!';
function calculate() {
return 100 + 50;
}
</script>
</h:head>
<body>
<h:form>
<a4j:commandButton action="#{test.doIt}" value="Do It">
<a4j:param value="jsMessage" noEscape="true"
assignTo="#{test.message}" />
<a4j:param value="calculate()" noEscape="true"
assignTo="#{test.valueFromFunction}" />
</a4j:commandButton>
</h:form>
</body>
</html>
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:a4j="http://richfaces.org/a4j"
xmlns:ui="http://java.sun.com/jsf/facelets">
<h:head>
<script>
var jsMessage = 'Hello from javascript!';
function calculate() {
return 100 + 50;
}
</script>
</h:head>
<body>
<h:form>
<a4j:commandButton action="#{test.doIt}" value="Do It">
<a4j:param value="jsMessage" noEscape="true"
assignTo="#{test.message}" />
<a4j:param value="calculate()" noEscape="true"
assignTo="#{test.valueFromFunction}" />
</a4j:commandButton>
</h:form>
</body>
</html>
This is my managed bean.
import javax.faces.bean.ManagedBean;
@ManagedBean(name="test")
public class Test {
private String message;
private Double valueFromFunction;
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public Double getValueFromFunction() {
return valueFromFunction;
}
public void setValueFromFunction(Double valueFromFunction) {
this.valueFromFunction = valueFromFunction;
}
public void doIt() {
System.out.println("Message : " + message);
System.out.println("Value From Function : " + valueFromFunction);
}
}
@ManagedBean(name="test")
public class Test {
private String message;
private Double valueFromFunction;
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public Double getValueFromFunction() {
return valueFromFunction;
}
public void setValueFromFunction(Double valueFromFunction) {
this.valueFromFunction = valueFromFunction;
}
public void doIt() {
System.out.println("Message : " + message);
System.out.println("Value From Function : " + valueFromFunction);
}
}
No comments:
Post a Comment