Archive for September, 2007

Sunday, September 16th, 2007

jsp:setProperty jsp:useBean The JSP author uses the setProperty action with the useBean action to set the values of properties in the beans named in the name attribute. The bean properties are coded in the property attribute; the value can be a string or scriptlet coded in the value attribute. This action allows the JSP author to use objects instantiated from a JavaBean. The scope attribute may be page, request, session, or application. The useBean action works with other actions described earlier. The standard action commands are coded as tags following XML syntax rules. (See Appendix D for information on XML syntax.) In the sections that follow, you learn more about the set of standard actions available to the JSP developer on any JSP Web server. The param and params Action The param action provides other tags with parameter data. Use param to get data to the forward, plugin, and include actions. The syntax for the param action is as follows: If you have a need to create more than one parameter name-value pair for use in another action, you need to enclose the multiple paramactions inside a params action, as follows:
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Saturday, September 15th, 2007

Saturday, September 15th, 2007

Friday, September 14th, 2007

Thursday, September 13th, 2007

Figure 6-3: The calcpage.html and the revised calculate.jsp that contain a link to calculate2.jsp Keep in mind that calculate.jsp has the jsp:useBean action coded such that bean instances are known only within the page. Listing 6-4 contains the code for calculate2.jsp. Listing 6-4: Accessing CalcBean in a second JSP page Calculate 2 Page

Wednesday, September 12th, 2007

Tuesday, September 11th, 2007

Monday, September 10th, 2007

Sunday, September 9th, 2007

Saturday, September 8th, 2007