java:http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
eclipse:http://www.eclipse.org/downloads/
安卓开发常用工具:http://www.androiddevtools.cn
Android Studio学习下载:http://tools.android-studio.org/index.php
genymotion安卓模拟器:http://www.genymotion.net