Using a Bean in a JSP Page - Java Servlet JSP

Java examples for Servlet JSP:JSP

Description

Using a Bean in a JSP Page

<jsp:useBean id="myBean" class="com.mycompany.MyBean" scope="session" />
<jsp:useBean id="myBean2" class="com.mycompany.MyBean" scope="session">
    <%-- this body is executed only if the bean is created --%>

    <%-- intialize bean properties --%>
    <jsp:setProperty name="myBean2" property="prop1" value="123" />
</jsp:useBean>
<jsp:getProperty name="myBean" property="prop1" />
<jsp:getProperty name="myBean" property="prop2" />
<%
    if (myBean.getProp1() % 2 == 0) {
        out.println("<font color=\"red\">"+myBean.getProp1()+"</font>");
    } else {
        out.println("<font color=\"green\">"+myBean.getProp1()+"</font>");
    }
%>
package com.mycompany;

public class MyBean {
    // Initialize with random values
    int prop1 = 123;
    String prop2 = "java2s.com";

    public int getProp1() {
        return prop1;
    }
    public void setProp1(int prop1) {
        this.prop1 = prop1;
    }

    public String getProp2() {
        return prop2;
    }
    public void setProp2(String prop2) {
        this.prop2 = prop2;
    }
}

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