| /* |
| * Copyright 2000-2009 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 org.jetbrains.idea.svn; |
| |
| import com.intellij.openapi.application.Application; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.application.ModalityState; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.ui.MessageType; |
| import com.intellij.openapi.util.Condition; |
| import com.intellij.openapi.vcs.ui.VcsBalloonProblemNotifier; |
| import com.intellij.openapi.vfs.VirtualFile; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class SvnCompatibilityChecker { |
| private final Project myProject; |
| private final static long ourFrequency = 10; |
| private final static long ourInvocationMax = 10; |
| private final static long ourInitCounter = 3; |
| |
| private long myCounter; |
| private long myDownStartCounter; |
| private long myInvocationCounter; |
| |
| private final Object myLock = new Object(); |
| |
| public SvnCompatibilityChecker(Project project) { |
| myProject = project; |
| myCounter= 0; |
| myDownStartCounter = ourInitCounter; |
| myInvocationCounter = 0; |
| } |
| |
| public void reportNoRoots(final List<VirtualFile> result) { |
| synchronized (myLock) { |
| if (myInvocationCounter >= ourInvocationMax) return; |
| ++ myCounter; |
| -- myDownStartCounter; |
| if ((myCounter > ourFrequency) || (myDownStartCounter >= 0)) { |
| myCounter = 0; |
| ++ myInvocationCounter; |
| final Application application = ApplicationManager.getApplication(); |
| application.executeOnPooledThread(new Runnable() { |
| public void run() { |
| final List<VirtualFile> suspicious = new ArrayList<VirtualFile>(); |
| for (VirtualFile vf : result) { |
| if (SvnUtil.seemsLikeVersionedDir(vf)) { |
| suspicious.add(vf); |
| } |
| } |
| if (! suspicious.isEmpty()) { |
| final String message = (suspicious.size() == 1) ? |
| "Root '" + suspicious.get(0).getPresentableName() + "' is likely to be of unsupported Subversion format" : |
| "Some roots are likely to be of unsupported Subversion format"; |
| application.invokeLater(new Runnable() { |
| public void run() { |
| new VcsBalloonProblemNotifier(myProject, message, MessageType.WARNING).run(); |
| } |
| }, ModalityState.NON_MODAL, new Condition() { |
| @Override |
| public boolean value(Object o) { |
| return (! myProject.isOpen()) || myProject.isDisposed(); |
| } |
| }); |
| } |
| } |
| }); |
| } |
| } |
| } |
| } |