e-Commerce Applications Using Oracle8i and Java from Scratch

Introduction

So far in this book we have seen how to use Oracle8i for creating and populating the JavaStop database that will be used to store the data. For developing our e-commerce application, we will use Java as the programming language. This chapter introduces you to the fundamentals of Java and can serve as a quick review for those already familiar with Java.

Java is known as an interpreted language. In reality, however, it can be viewed as both interpreted and compiled because about 20 percent of the Java code is interpreted by the browser and the rest is compiled locally. In other words, the Java programmer first compiles the Java program into bytecodes, which is platform- independent. These bytecodes are then interpreted by the Java ...