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jsp:setProperty and jsp:getProperty action tags

The setProperty and getProperty action tags are used for developing web application with Java Bean. In web devlopment, bean class is mostly used because it is a reusable software component that represents data.

The jsp:setProperty action tag sets a property value or values in a bean using the setter method.

Syntax of jsp:setProperty action tag

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Example of jsp:setProperty action tag if you have to set all the values of incoming request in the bean

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Example of jsp:setProperty action tag if you have to set value of the incoming specific property

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Example of jsp:setProperty action tag if you have to set a specific value in the property

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jsp:getProperty action tag

The jsp:getProperty action tag returns the value of the property.

Syntax of jsp:getProperty action tag

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Simple example of jsp:getProperty action tag

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Example of bean development in JSP

In this example there are 3 pages:

• index.html for input of values
• welocme.jsp file that sets the incoming values to the bean object and prints the one value
• User.java bean class that have setter and getter methods

index.html

process.jsp

User.java

Reusing Bean in Multiple Jsp Pages

Let’s see the simple example, that prints the data of bean object in two jsp pages.

index.jsp

Same as above.

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User.java

Same as above.

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process.jsp

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second.jsp

Using variable value in setProperty tag

In some case, you may get some value from the database, that is to be set in the bean object, in such case, you need to use expression tag. For example:

process.jsp