The first thing to choose before the install is a folder where you have permissions to write (otherwise, remember to install Eclipse running as an Administrator and remember to run as an Administrator whenever any plugin needs to be updated).
so that Eclipse will query the update site you just entered for contents.
So as long as the application is running and it has enough memory the information is cached.
instructions.configure=\ add Repository(type:0,location:http$//download.eclipse.org/eclipse/updates/4.5,name: Eclipse Mars Update Site);\ add Repository(type:1,location:http$//download.eclipse.org/eclipse/updates/4.5,name: Eclipse Mars Update Site); The Eclipse p2 functionality invokes actions (touchpoints) when an installable unit is installed, configured, or uninstalled.
You can also open this window from Help Activation.For example, it is possible to unzip or copy artifacts or to set file permissions.The Eclipse p2 API uses install actions for this, called touchpoints.Of course your Eclipse installation needs to contain the Java development tools (JDT) which is included in the default SDK installation. Hit Install for the entry "Ecl Emma Java Code Coverage". Since Eclipse 3.6 the Eclipse Marketplace Client allows direct installation of Ecl Emma from within Eclipse.