Bug 331259 [Compatibility] 3.x commands no longer have states available to them
bundles/org.eclipse.e4.ui.workbench/src/org/eclipse/e4/ui/internal/workbench/Parameter.java
return false;
		}
		final Parameter parameter = (Parameter) object;
		if (!Util.equals(id, parameter.id)) {
			return false;
		}
		if (!Util.equals(name, parameter.name)) {
			return false;
		}
		if (!Util.equals(values, parameter.values)) {
			return false;
		}
		return Util.equals(optional, parameter.optional);
	}
	public final String getId() {
		return id;
	}
	public final String getName() {
		return name;
	}
	public final ParameterType getParameterType() {
		return parameterType;
	}
	public final IParameterValues getValues() throws ParameterValuesException {
		return new IParameterValues() {
			public Map getParameterValues() {
				return Collections.EMPTY_MAP;
			}
		};
	}