Bug 117526 [Contributions] [Commands] Javadoc warnings in N20051122-0010
/builds/N/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.core.commands/src/org/eclipse/core/commands/INamedHandleStateIds.java:30: warning - Tag @link: Class or Package not found: NamedHandleObjectWithState /builds/N/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.core.commands/src/org/eclipse/core/commands/Command.java:581: warning - @param argument "state" is not a parameter name. /builds/N/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.jface/src/org/eclipse/jface/commands/RadioState.java:46: warning - Tag @link: Class or Package not found: Boolean.TRUE /builds/N/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.jface/src/org/eclipse/jface/commands/RadioState.java:46: warning - Tag @link: Class or Package not found: Boolean.FALSE /builds/N/src/plugins/org.eclipse.platform.doc.isv/../org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/handlers/RegistryRadioState.java:51: warning - Tag @link: Class or Package not found: Boolean.FALSE
bundles/org.eclipse.core.commands/src/org/eclipse/core/commands/Command.java
if (executionListener == null) {
			throw new NullPointerException(
					"Cannot remove a null execution listener"); 
		}
		if (executionListeners != null) {
			executionListeners.remove(executionListener);
			if (executionListeners.isEmpty()) {
				executionListeners = null;
			}
		}
	}
	/**
	 * <p>
	 * Removes a state from this command. This will remove the state from the
	 * active handler, if the active handler is an instance of
	 * {@link IObjectWithState}.
	 * </p>
	 * 
	 * @param state
	 *            The state to remove; must not be <code>null</code>.
	 */
	public void removeState(final String stateId) {
		if (handler instanceof IObjectWithState) {
			((IObjectWithState) handler).removeState(stateId);
		}
		super.removeState(stateId);
	}
	/**
	 * Changes the handler for this command. This will remove all the state from
	 * the currently active handler (if any), and add it to <code>handler</code>.