If you want preserve all your settings, simply copy the
.metadata/.plugins/org.eclipse.core.runtime/.settings
directory into your desired workspace directory
You can also export the preferences you set in the template workspace and then import them into other workspaces. This is the preferred method supported by Eclipse.
Go to
File->Export then choose General->Preferences
click Next then select the “Export all” radio button and fill in or browse to a file path where you want to save the preferences . Click Finish and your preferences are exported to that file.
Select
File->Switch Workspace,>… to switch to a different workspace.
When Eclipse restarts in the new workspace select File->Import then General->Preferences click Next and browse to your saved preferences file and click Finish to import your preferences into the current workspace.