ILaunch.getDebugTarget()
Returns the primary (first) debug target associated with this launch, or null
if no debug target is associated with this launch.
ILaunch.getDebugTargets()
Returns all the debug targets associated with this launch,
or an empty collection if no debug targets are associated
with this launch.
IExpression.getDebugTarget()
Returns the debug target this expression is associated
with, or null if this expression is not
associated with a debug target.