| /******************************************************************************* |
| * Copyright (c) 2000, 2011 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.refactoring; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.ltk.core.refactoring.Refactoring; |
| import org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor; |
| import org.eclipse.ltk.ui.refactoring.RefactoringWizard; |
| |
| public class UserInterfaceManager { |
| |
| private Map<Class<? extends RefactoringProcessor>, Tuple> fMap= new HashMap<>(); |
| |
| private static class Tuple { |
| private Class<? extends UserInterfaceStarter> starter; |
| private Class<? extends RefactoringWizard> wizard; |
| public Tuple(Class<? extends UserInterfaceStarter> s, Class<? extends RefactoringWizard> w) { |
| starter= s; |
| wizard= w; |
| } |
| } |
| |
| protected void put(Class<? extends RefactoringProcessor> processor, Class<? extends UserInterfaceStarter> starter, Class<? extends RefactoringWizard> wizard) { |
| fMap.put(processor, new Tuple(starter, wizard)); |
| } |
| |
| |
| public UserInterfaceStarter getStarter(Refactoring refactoring) { |
| RefactoringProcessor processor= refactoring.getAdapter(RefactoringProcessor.class); |
| if (processor == null) |
| return null; |
| Tuple tuple= fMap.get(processor.getClass()); |
| if (tuple == null) |
| return null; |
| try { |
| UserInterfaceStarter starter= tuple.starter.newInstance(); |
| Class<? extends RefactoringWizard> wizardClass= tuple.wizard; |
| Constructor<? extends RefactoringWizard> constructor= wizardClass.getConstructor(new Class[] {Refactoring.class}); |
| RefactoringWizard wizard= constructor.newInstance(new Object[] {refactoring}); |
| starter.initialize(wizard); |
| return starter; |
| } catch (NoSuchMethodException e) { |
| return null; |
| } catch (IllegalAccessException e) { |
| return null; |
| } catch (InstantiationException e) { |
| return null; |
| } catch (IllegalArgumentException e) { |
| return null; |
| } catch (InvocationTargetException e) { |
| return null; |
| } |
| } |
| } |