Now we have finished the coding process for our client project. Click on the Clean and Build Main Project button to build our project. Before running and testing our client project, make sure that our Web Service application project, WebAppCourse, has been built and deployed successfully. Click on the Run Main Project button to run…
Build Code for the Insert Button Event Handler to Insert a New Course – Develop Java Web Services to Access Databases
9.15.5 Build Code for the Insert Button Event Handler to Insert a New Course The function of this method is to insert a new course record into the Course Table in our sample database when the Insert button is clicked by the user. A new course record will be inserted into our sample database when…
Build Code for the Update Button Method to Update Course Records – Develop Java Web Services to Access Databases
9.15.6 Build Code for the Update Button Method to Update Course Records The function of this method is to update an existing course record when the Update button is clicked by the user. The existing course record will be updated on the Course Table in our sample Oracle database when this method is complete. As…
Build Code for the Update Button Method to Update Course Records 2 – Develop Java Web Services to Access Databases
A. Two local variables, update and al, are created first. The first is a Boolean variable used to hold the run result of execution of the Web service operation UpdateCourse(), and the second is an ArrayList instance used to store an updating course record to be updated in the Course Table in our sample database…
Build Code for the Delete Button Method to Delete Course Records – Develop Java Web Services to Access Databases
9.15.7 Build Code for the Delete Button Method to Delete Course Records The function of this method is to delete an existing course record from our Course Table when the Delete button is clicked by the user. The existing course record will be perma-nently deleted from the Course Table in our sample Oracle database when…
BUILD A WEB-BASED CLIENT PROJECT TO CONSUME OUR WEB SERVICE PROJECT – Develop Java Web Services to Access Databases
9.16 BUILD A WEB-BASED CLIENT PROJECT TO CONSUME OUR WEB SERVICE PROJECT To consume our Web Service project, we can also build some Web-based client projects to call dif-ferent operations to perform related actions to our database. The structure of this Web-based client project is shown in Figure 9.98. The Java Managed bean works as…
Add a Web Service Reference to Our Web-Based Project and Change the Ports – Develop Java Web Services to Access Databases
9.16.2 Add a Web Service Reference to Our Web-Based Project and Change the Ports In order to call an operation in our Web service application project, WebAppCourse, we need to add the Web reference in our Web-based client project, WebClientCourse _ Select, to direct all calls to our Web service project. Perform the following operations…
Modify the Java Bean CourseQuery.java and the Control File CourseProcess.jsp 2 – Develop Java Web Services to Access Databases
E. A pre-checking action is performed to make sure that the input argument to this method is not empty, in other words, that a valid faculty name is included. F. A try-catch block is used to call our Web operation QueryCourseID() to get all course _ id via our Web service. First a new Web…
Modify the Java Bean CourseQuery.java and the Control File CourseProcess.jsp – Develop Java Web Services to Access Databases
9.16.3 Modify the Java Bean CourseQuery.java and the Control File CourseProcess.jsp Open the NetBeans IDE 12.0 in Administrator mode by right-clicking on the NetBeans IDE icon on the desktop and select Run as administrator item. Launching the NetBeans IDE 12.0 in this way is very important to enable us to build and run our client…
Build and Run Our Client Project to Query Course Record via Our Web Service 4 – Develop Java Web Services to Access Databases
Prior to building and running our client project, make sure that our Web Service application project, WebAppCourse, has been built and deployed successfully. Perform the following operations to build and run our client project, WebClient Course _ Insert: When the project runs and the course page is opened, enter a valid faculty name, such as…