JAVA开发环境的重装--jdk1.7/1.8,eclipse,maven的下载地址
1、jdk下载地址:http://www.oracle.com/technetwork/java/javase/downloads/index.html 我用的是windows7系统,所以装的也是window的jdk1.8
2、eclipse下载地址:https://www.eclipse.org/downloads/download.php?file=/oomph/epp/oxygen/R2/eclipse-inst-win64.exe
3、maven的安装以及配置 :下载地址:http://maven.apache.org/download.cgi