Java EE Environment Configuration and tool usage

One, Java SDK installation

J2SE latest version of installation address: http://www.oracle.com/technetwork/java/javase/downloads/index.html, including JDK and JRE.

After installation, cmd-->java-version, can see the current Java platform version number;

Configure environment variables (System variables):

Java_home = D:\Program files\java\jdk1.8.0_112 (depending on the installation path)

Path =;%java_home%\bin;%java_home%\jre\bin

CLASSPATH =.; %java_home%\lib\dt.jar;%java_home%\lib\tools.jar;

After configuring the environment variable, enter Javac in cmd, such as the correct output command, it indicates the configuration is successful;

II. TOMCAT 8.5.9 Installation

Latest Address: http://tomcat.apache.org/download-80.cgi

After successful installation, enter: http://localhost:8080, to verify the successful installation;

Third, Eclipse

: https://www.eclipse.org/downloads/

Java EE Environment Configuration and tool usage