import org.eclipse.core.commands.contexts.ContextManager; //导入依赖的package包/类
private static BindingManager loadModelBackend(IServiceLocator locator) {
	IBindingService bindingService = (IBindingService) locator.getService(IBindingService.class);
	BindingManager bindingManager = new BindingManager(new ContextManager(), new CommandManager());
	final Scheme[] definedSchemes = bindingService.getDefinedSchemes();
	try {
		Scheme modelActiveScheme = null;
		for (int i = 0; i < definedSchemes.length; i++) {
			final Scheme scheme = definedSchemes[i];
			final Scheme copy = bindingManager.getScheme(scheme.getId());
			copy.define(scheme.getName(), scheme.getDescription(), scheme.getParentId());
			if (definedSchemes[i] == bindingService.getActiveScheme()) {
				modelActiveScheme = copy;
			}
		}
		bindingManager.setActiveScheme(modelActiveScheme);
	} catch (final NotDefinedException e) {
		StatusManager.getManager()
				.handle(new Status(IStatus.WARNING, WorkbenchPlugin.PI_WORKBENCH,
						"Keys page found an undefined scheme", e)); //$NON-NLS-1$
	}
	bindingManager.setLocale(bindingService.getLocale());
	bindingManager.setPlatform(bindingService.getPlatform());
	bindingManager.setBindings(bindingService.getBindings());
	return bindingManager;
}
 

import org.eclipse.core.commands.contexts.ContextManager; //导入依赖的package包/类
/**
 * <p>
 * Constructs a new instance of <code>BindingManager</code>.
 * </p>
 * <p>
 * This method completes in amortized constant time (O(1)).
 * </p>
 * 
 * @param contextManager
 *            The context manager that will support this binding manager.
 *            This value must not be <code>null</code>.
 * @param commandManager
 *            The command manager that will support this binding manager.
 *            This value must not be <code>null</code>.
 */
public BindingManager(final ContextManager contextManager,
		final CommandManager commandManager) {
	if (contextManager == null) {
		throw new NullPointerException(
				"A binding manager requires a context manager"); //$NON-NLS-1$
	}

	if (commandManager == null) {
		throw new NullPointerException(
				"A binding manager requires a command manager"); //$NON-NLS-1$
	}

	this.contextManager = contextManager;
	contextManager.addContextManagerListener(this);
	this.commandManager = commandManager;
}
 

import org.eclipse.core.commands.contexts.ContextManager; //导入依赖的package包/类
/**
 * @throws java.lang.Exception
 */
@Before
public void setUp() throws Exception {
	contextManager = new ContextManager();
	commandManager = new CommandManager();
	bindings = new ArrayList<Binding>();

	command1 = commandManager.getCommand(COMMAND_IDS[0]);
	command2 = commandManager.getCommand(COMMAND_IDS[1]);
	command3 = commandManager.getCommand(COMMAND_IDS[2]);
	bindings.add(createBinding(command1, "a", KeySequence.getInstance("M1+A")));
	bindings.add(createBinding(command2, "b", KeySequence.getInstance("M1+B")));
	bindings.add(createBinding(command3, "c", KeySequence.getInstance("M1+C")));

	bindingManager = new BindingManager(contextManager, commandManager);
	bindingManager.addBinding(bindings.get(0));
	bindingManager.addBinding(bindings.get(1));
	bindingManager.addBinding(bindings.get(2));
	final Scheme scheme = bindingManager.getScheme("default");
	scheme.define("myScheme1", "My scheme for testing", null);
	bindingManager.setActiveScheme(scheme);
}
 

import org.eclipse.core.commands.contexts.ContextManager; //导入依赖的package包/类
@Before
public void setUp() throws Exception {
	contextManager = new ContextManager();
	commandManager = new CommandManager();
	bindingManager = new BindingManager(contextManager, commandManager);
	MockitoAnnotations.initMocks(this);

	final Scheme scheme = bindingManager.getScheme(SCHEME_ID);
	scheme.define("scheme:name", "scheme:description", null);
	bindingManager.setActiveScheme(scheme);
	bindingManager.schemeChanged(new SchemeEvent(scheme, true, false, false, false));
	inject(keyController, "commandManager", commandManager);
	inject(keyController, "bindingManagerApp", bindingManager);
}
 

import org.eclipse.core.commands.contexts.ContextManager; //导入依赖的package包/类
private BindingManager loadModelBackend() {
	final BindingManager outManager = new BindingManager(
	        new ContextManager(), new CommandManager());
	final Scheme[] definedSchemes = bindingManagerApp.getDefinedSchemes();
	try {
		Scheme modelActiveScheme = null;
		for (int i = 0; i < definedSchemes.length; i++) {
			final Scheme scheme = definedSchemes[i];
			final Scheme copy = outManager.getScheme(scheme.getId());
			copy.define(scheme.getName(), scheme.getDescription(),
			        scheme.getParentId());
			if (definedSchemes[i].getId()
			        .equals(bindingManagerApp.getActiveScheme().getId())) {
				modelActiveScheme = copy;
			}
		}
		outManager.setActiveScheme(modelActiveScheme);
	}
	catch (final NotDefinedException exc) {
		log.error(exc, exc.getMessage());
	}
	outManager.setLocale(bindingManagerApp.getLocale());
	outManager.setPlatform(bindingManagerApp.getPlatform());
	// fill bindings from bindingService to bindingManager instance
	outManager.setBindings(getBindingsFromSrc());
	return outManager;
}