| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.openapi.ui.playback.commands; |
| |
| import com.intellij.openapi.ui.playback.PlaybackContext; |
| import com.intellij.openapi.util.ActionCallback; |
| import com.intellij.openapi.util.AsyncResult; |
| import com.intellij.openapi.util.Pair; |
| import com.intellij.util.Consumer; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.util.Set; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: kirillk |
| * Date: 8/3/11 |
| * Time: 4:08 PM |
| * To change this template use File | Settings | File Templates. |
| */ |
| public class CallCommand extends AbstractCommand { |
| |
| public static final String PREFIX = CMD_PREFIX + "call"; |
| |
| public CallCommand(String text, int line) { |
| super(text, line); |
| } |
| |
| @Override |
| protected ActionCallback _execute(final PlaybackContext context) { |
| final ActionCallback cmdResult = new ActionCallback(); |
| |
| final String cmd = getText().substring(PREFIX.length()).trim(); |
| final int open = cmd.indexOf("("); |
| if (open == -1) { |
| context.error("( expected", getLine()); |
| return new ActionCallback.Done(); |
| } |
| |
| final int close = cmd.lastIndexOf(")"); |
| if (close == -1) { |
| context.error(") expected", getLine()); |
| return new ActionCallback.Done(); |
| } |
| |
| |
| final String methodName = cmd.substring(0, open); |
| String[] args = cmd.substring(open + 1, close).split(","); |
| final boolean noArgs = args.length == 1 && args[0].length() == 0; |
| Class[] types = noArgs ? new Class[1] : new Class[args.length + 1]; |
| types[0] = PlaybackContext.class; |
| for (int i = 1; i < types.length; i++) { |
| types[i] = String.class; |
| } |
| |
| |
| try { |
| Pair<Method, Class> methodClass = findMethod(context, methodName, types); |
| if (methodClass == null) { |
| context.error("No method \"" + methodName + "\" found in facade classes: " + context.getCallClasses(), getLine()); |
| return new ActionCallback.Rejected(); |
| } |
| |
| Method m = methodClass.getFirst(); |
| |
| if (!m.getReturnType().isAssignableFrom(AsyncResult.class)) { |
| context.error("Method " + methodClass.getSecond() + ":" + methodName + " must return AsyncResult object", getLine()); |
| return new ActionCallback.Rejected(); |
| } |
| |
| Object[] actualArgs = noArgs ? new Object[1] : new Object[args.length + 1]; |
| actualArgs[0] = context; |
| System.arraycopy(args, 0, actualArgs, 1, actualArgs.length - 1); |
| |
| |
| AsyncResult result = (AsyncResult<String>)m.invoke(null, actualArgs); |
| if (result == null) { |
| context.error("Method " + methodClass.getSecond() + ":" + methodName + " must return AsyncResult object, but was null", getLine()); |
| return new ActionCallback.Rejected(); |
| } |
| |
| result.doWhenDone(new Consumer<String>() { |
| @Override |
| public void consume(String s) { |
| if (s != null) { |
| context.message(s, getLine()); |
| } |
| cmdResult.setDone(); |
| } |
| }).doWhenRejected(new Consumer<String>() { |
| @Override |
| public void consume(String s) { |
| context.error(s, getLine()); |
| cmdResult.setRejected(); |
| } |
| }); |
| } |
| catch (InvocationTargetException ignored) { |
| context.error("InvocationTargetException while executing command: " + cmd, getLine()); |
| } |
| catch (IllegalAccessException ignored) { |
| context.error("IllegalAccessException while executing command: " + cmd, getLine()); |
| } |
| return cmdResult; |
| } |
| |
| private static Pair<Method, Class> findMethod(PlaybackContext context, String methodName, Class[] types) { |
| Set<Class> classes = context.getCallClasses(); |
| for (Class eachClass : classes) { |
| try { |
| Method method = eachClass.getMethod(methodName, types); |
| return Pair.create(method, eachClass); |
| } |
| catch (NoSuchMethodException ignored) { |
| continue; |
| } |
| } |
| |
| return null; |
| } |
| |
| @Override |
| protected boolean isAwtThread() { |
| return true; |
| } |
| } |