The Sysdeo Eclipse Tomcat Launcher plugin makes it possible for Eclipse to communicate with Tomcat. Follow these directions to install and configure it.
.eclipse/org.eclipse.platform_3.3.0_574464424/configuration/org.eclipse.update/platform.xmlin your home directory. Add the following line immediately before the closing </config> tag:
<site enabled="true" policy="USER-EXCLUDE" updateable="true" url="file:/home/<username>/eclipseplugins/"></site>where <username> is your login name.
Windows > Preferences > Tomcatmenu. Choose "Version 6.x" and enter the Tomcat root directory as "Tomcat home." Then click the plus sign next to the Tomcat menu, click on "Tomcat Manager App," enter a username and (insecure) password of your choice, and click on "Add user to tomcat-users.xml". Close down all the dialogs and you're good to go.