Install the m2eclipse plugin (maven)

14.3. Installing the m2eclipse plugin  
To install the m2eclipse plugin, you need to meet some prerequisites. You need to be running Eclipse 3.2 or higher, JDK 1.4 or higher, and you need to make sure that Eclipse is running on the JDK and not the JRE. After you have Eclipse and a compatible JDK, you need to install two Eclipse plugins: Subclipse and Mylyn.  
 
14.3.1. Installation Prerequisites  
You can install these prerequisite software when installing m2eclipse, just add a remote update site to Eclipse for each prerequisite software. To install these prerequisite software, find Help → Software Updates → Find and Install.... Selecting this menu item loads the Install/Update dialog. Select the "Search for new features to install" option and click Next. You will see a list of "Update sites to visit". Click New Remote Site... and add a new update site for each new prerequisite. Add a new update site for each plugin and make sure the new site is selected. After you click Finish, Eclipse will ask you to select the plug-in component to install. Select the components you want to install and Eclipse will download, install and configure your plugin.  
 
Note that if you are using the latest version of Eclipse, Eclipse 3.4 (Ganymede), the process of installing plugins may be a little different. In Ganymede, you need to select Help → Software Updates..., which will load the "Software Updates and Add-ons" dialog. In this dialog, select the "Available Software" panel and click Add Site..., which will load the "Add Site" dialog. Enter the URL of the update site and click OK. In the "Software Updates and Add-ons" dialog the plugins available on the update site appear. You can select the modules you want to install and click the Install... button. Eclilpse will resolve all dependencies of the selected plugin and then ask you to agree to the plugin's license. After Eclipse installs a new plugin, it will ask your permission to restart.  
 
14.3.1.1. Installing Subclipse  
To install Subclipse, use the following Eclipse plugin update site. 
 
Subclipse 1.2: http://subclipse.tigris.org/update_1.2.x 
 
For other versions of Subclipse, and more information about Subclipse plugins, visit the Subclipse project web site: http://subclipse.tigris .org/.  
 
14.3.1.2. Installing Mylyn  
To install Mylyn with integrated JIRA support, add the Eclipse update URL for Mylyn Extras, which you will need if your organization uses Atlassian's JIRA to track issues. Use the following update site to install Mylyn:  
 
Mylyn (Eclipse 3.3): http://download.eclipse.org/tools/mylyn/update/e3.3  
 
Mylyn (Eclipse 3.4): http://download.eclipse.org/tools/mylyn/update/e3.4 
 
Mylyn Extras (JIRA support): http://download.eclipse.org/tools/mylyn/update/extras 
 
For more information about the Mylyn project, visit the Mylyn project web site: http://www.eclipse.org /mylyn/.  
 
14.3.1.3. Installing AspectJ Tools Platform (AJDT)  
If you are installing m2eclipse version 0.9.4, you may also want to install Web Tools Platform (WTP) and AspectJ Development Tools (AJDT). Use the eclipse update URL as below to install AJDT.  
 
AJDT (Eclipse 3.3): http://download.eclipse.org/tools/ajdt/33/update 
 
AJDT (Eclipse 3.4): http://download.eclipse.org/tools/ajdt/34/dev/update 
 
want For more information about the AJDT project, visit the AJDT project's web site at http://www.eclipse.org/ajdt/.  
 
14.3.1.4. Installing the Web Tools Platform (WTP)  
To install the Web Tools Platform (WTP). Use the eclipse update URL below, or look directly for the Web Tool Project in the Discovery site, which should already be in your list of Eclipse remote update sites.  
 
WTP: http://download.eclipse.org/webtools/updates/ 
 
For more information on the Web Tools Platform, visit the Web Tools Platform project's web site at http://www.eclipse.org/webtools/.  
 
 
  
14.3.2. Installing m2eclipse  
Once you have these prerequisites installed, you install the m2eclipse plugin from the following Eclipse update URL: 
 
m2eclipse plugin: http://m2eclipse.sonatype.org/update/ 
 
if you want to install the latest version of the plugin Snapshot development version, you should use the following development update URL instead of the previous URL. 
 
m2eclipse plugin (development snapshot): http://m2eclipse.sonatype.org/update-dev/ 
 
To install m2eclipse, just add a proper update site. Go to Help → Software Updates → Find and Install.... Selecting this menu item will load the Install/Update dialog. Select the "Search for new features to install" option and click Next. You will see a list of "Update sites to visit". Click New Remote Site... and add the m2eclipse update site. Confirm that the newly added site is selected. After you click Finish, Eclipse will ask you to select the components to install. After you select Eclipse will automatically download, install, and configure m2eclipse.  
 
If you have successfully installed the plugin, you should be able to see a Maven option in a list of options when you open Window → Preferences... .