最近换IDE前使用的idea，公司号召使用正版（付费）软件，然后又转回开源免费的Eclipse。
直接下载download页的版本（一般都是最新版），运行提示 need jdk1.8+ 。
郁闷。。。刚开始从官网的岛国镜像站还开，却下载了挺长时间。。。
提示一下：
不要使用默认镜像站
Download from: Japan - Yamagata University (http)
File: eclipse-jee-mars-2-macosx-cocoa-x86_64.tar.gz SHA-512
切换一下，选择国内速度杠杠滴
- China - OpenCAS
现在mark一下，依据自己使用的 jdk版本 选择下载吧：
. Eclipse Neon (v4.6)---需要 JDK1.8+ 版本:（目前官网下载首选版）
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Eclipse 4.6 (Neon)is scheduled for release on June 22, 2016.
A Java 8 JRE/JDK is required to run all Neon packages based on Eclipse 4.6. The reasoning behind requiring Java 8 are discussedhere.
2. Eclipse Mars (v4.5) ---需要 JDK1.7+ 版本:
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Eclipse 4.5 (Mars) was released on June 24, 2015.
Consider using the new Installer! Please see 6 Steps to Install Eclipse.
A Java 7 JRE/JDK is required for all Mars package downloads based on Eclipse 4.5. Information concerning tested configurations for Eclipse 4.5 is providedhere.
3. Eclipse Luna (v4.4) ---需要 JDK1.7+ 版本:
Eclipse 4.4 (Luna) was released on June 25, 2014.
A Java 7 JRE/JDK is required for most of the Luna package downloads based on Eclipse 4.4. Information concerning tested configurations for Eclipse 4.4 is providedhere.
4. Eclipse Kepler (v4.3) ---需要 JDK1.6+ 版本:
Eclipse 4.3 (Kepler) was released in June 2013.
A Java 6 JRE/JDK is recommended for Eclipse 4.3. More information concerning tested configurations for Eclipse 4.3 is providedhere.
查看链接: http://zl378837964.iteye.com/blog/2364145