8.5 BUILD A JAVA WEB PROJECT TO MANIPULATE DATA IN THE ORACLE DATABASE Now let’s take care of manipulating data against our Oracle 18c XE database by using different methodologies, which include inserting, updating and deleting records from our sample database, CSE _ DEPT, via our Web application project. FIGURE…
Continue Reading....Category: Create the Java Bean or Java Model File, CourseQuery.java
Modify the FacultyProcess.jsp Page to Handle Faculty Data Collection and Insertion 3 – Develop Java Web Applications to Access Databases
1) In the NetBeans IDE with our project opened, open the Services window.2) Right-click on the Databases folder and select the New Connection item.3) In the opened New Connection Wizard, click the dropdown arrow in the Driver combo box, and select the Oracle Thin item, since we installed this kind…
Continue Reading....Update and Delete Data from the Faculty Table Using JSP and Java Beans Techniques – Develop Java Web Applications to Access Databases
8.5.3 Update and Delete Data from the Faculty Table Using JSP and Java Beans Techniques To use the JavaServer Pages and Java bean techniques to perform data updating and delete actions against the Faculty Table, we need to perform the following operations: 1) Create a new Java Session bean class,…
Continue Reading....Modify the FacultyProcess Page to Handle Faculty Data Deleting – Develop Java Web Applications to Access Databases
8.5.3.4 Modify the FacultyProcess Page to Handle Faculty Data DeletingDouble-click on the FacultyProcess.jsp page in the Projects window to open this page, and perform the following modifications to this page to use the Java bean FacultyUpdateDeleteBean.java to perform the faculty record delete action: 1) Move the cursor to the else…
Continue Reading....QUERY THE COURSE TABLE USING JAVASERVER PAGES AND JSP IMPLICIT SESSION OBJECT 2 – Develop Java Web Applications to Access Databases
Two methods can be used to add the Details button; one is to use a piece of JSP code and add it directly into the Course.jsp file, and the other is to use Microsoft Office Publisher 2007 to graphically add the button to the Course.html page and then save it…
Continue Reading....Create the CourseProcess.jsp Page 2 – Develop Java Web Applications to Access Databases
F. Then the method getCourse() defined in the Java Bean class file CourseQuery. java is called to query all courses, that is, all course _ id values, based on the selected faculty name, fname, obtained from step E. G. If the getCourse() method is executed successfully, which means that all…
Continue Reading....Create the Java Bean or Java Model File, CourseQuery.java 2 – Develop Java Web Applications to Access Databases
H. First a local integer variable, index, is declared and initialized to zero, and it works as a key number to be inserted into our HashMap object list later to build our HashMap object. Also, an acting HashMap object, sCourse, is generated with a key and a value format; both…
Continue Reading....Add a Method to the Java Bean to Perform Faculty Data Deleting – Develop Java Web Applications to Access Databases
8.5.3.3 Add a Method to the Java Bean to Perform Faculty Data Deleting To perform a faculty record delete action, we need to perform the following operations: 1) Add a new method to the Java session bean FacultyUpdateDeleteBean to handle the faculty record delete action. 2) Modify the FacultyProcess.jsp page…
Continue Reading....INTRODUCTION TO JAVA WEB SERVICES – Develop Java Web Services to Access Databases
9.1 INTRODUCTION TO JAVA WEB SERVICES Web services are distributed application components that are externally useful and available. You can use them to integrate computer applications that are written in different languages and run on different platforms. Web services are language and platform independent because vendors have agreed on common…
Continue Reading....SOAP-Based Web Services – Develop Java Web Services to Access Databases
9.1.2 SOAP-Based Web Services In SOAP-based Web services, Java utilities create a WSDL file based on the Java code in the Web service. The WSDL is exposed on the net. Parties interested in using the Web service create a Java client based on the WSDL. Messages are exchanged in SOAP…
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