Setting up the Android Development Environment using Eclipse IDE is as follows.
- Download and install the latest version of Eclipse Classic for your Operating System from http://www.eclipse.org/downloads/. If you have not installed java already, you need to install JDK in order to run the Eclipse. Download the latest SDK form http://www.oracle.com/technetwork/java/javase/downloads/index.html
- Download and install the Android SDK from http://developer.android.com/sdk/index.html .Android SDK contains the core tools such as Android emulator, builder which are needed to build and run Android apps.
- Install Android Development Tools(ADT). ADT is an eclipse plugin and it can be installed using standard Eclipse plugin installation mechanism. ADT connects Android SDK with Eclipse.