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Setting and getting JavaBean properties in JSP
This example shows how to set and get properties of java bean class in jsp
page. The important rules of setting and getting of properties are following:
- The set method name and property name must be same but with first letter
in upper case and prefix with 'set'.
- The return type of the set method should be void and should take only one
input parameter.
- The get method name and property name must be same but with first letter
in upper case and prefix with 'get'.
- The return type of the get method can be String or any primitive type and should take no input parameter.
Source code of the JSPBean.java
package roseindia;
import java.io.*;
public class JSPBean {
private String developer = "Sandeep";
private String company = "Roseindia";
private String city = "Delhi";
public void setDeveloper(String developer) {
developer = developer;
}
public String getDeveloper() {
return developer;
}
public void setCompany(String company) {
company = company;
}
public String getCompany() {
return company;
}
public void setCity(String city) {
city = city;
}
public String getCity() {
return city;
}
}
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useBean.jsp
<?xml version="1.0"?>
<jsp:root xmlns:jsp="http://java.sun.com/JSP/Page" version="1.2">
<html>
<body>
<jsp:useBean id="b" class="roseindia.JSPBean"/>
<jsp:setProperty name="b" property="developer" />
Developer =
<jsp:getProperty name="b" property="developer"/><br/>
<jsp:setProperty name="b" property="company" />
Company =
<jsp:getProperty name="b" property="company"/><br/>
<jsp:setProperty name="b" property="city" />
City =
<jsp:getProperty name="b" property="city"/><br/>
</body>
</html>
</jsp:root> |
Compile this program on the command prompt:
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C:\apache-tomcat-6.0.16\webapps\ServletExample\WEB-INF\classes>javac -d .
JSPBean.java
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Start the tomcat and run the jsp file on browser as given
url: http://localhost:8080/ServletExample/jsp/useBean.jsp then the
output will be displayed as below:
Download Source Code
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