Building the Java Development environment (Configuring the Java Development environment)

First, install the JDK

1. JVM (Java virtual Machine-java vm)

JRE (Java runtime Environment-java Runtime Environment)

JDK (Java Development Kit-java Development Kit)

2. The JDK contains the JRE and JVM, so installing the JDK installs the JRE and JVM,JDK installation packages to the Oracle official Web site or to a third-party website for download, which is provided by the official:

Http://www.oracle.com/technetwork/java/javase/downloads/index.html

(Many versions, choose the applicable version, omit the installation process, the next step in the installation time)

Second, configure environment variables

Java_home Configuring the JDK installation path

PATH to configure the location of the JDK command file

CLASSPATH Configuring the location of a class library file

1. My Computer (right-click)-Properties

2. Advanced system settings-environment variables

3, the system variable comes with no java_home this variable, need to edit the following:

(The variable value is the path to the JDK installation)

4, path in the system variable is already exist, check path--> edit

--First enter the path of the bin (separate the other paths with semicolons)

5, the system comes with the variable is no classpath, need to add

--with "." Represents the current path

--with ";" Separated

--Enter the path to BIL (e.g. my path is: C:\Program files\java\jdk1.8.0_60\lib)

Configuration here to the end, remember to press OK, not sure is not to save their own.

Third, verify the configuration environment variables

Open run Àcmdà input java/javac for verification (the effect of validation is as follows)

If you see this effect, congratulations on your configuration success.

Building the Java Development environment (Configuring the Java Development environment)