| /* |
| * Copyright 2000-2012 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.cvsSupport2.cvsBrowser; |
| |
| import com.intellij.CvsBundle; |
| import com.intellij.cvsSupport2.connections.CvsEnvironment; |
| import com.intellij.cvsSupport2.cvsExecution.CvsOperationExecutor; |
| import com.intellij.cvsSupport2.cvsExecution.DefaultCvsOperationExecutorCallback; |
| import com.intellij.cvsSupport2.cvshandlers.CommandCvsHandler; |
| import com.intellij.cvsSupport2.cvsoperations.common.CvsOperation; |
| import com.intellij.cvsSupport2.cvsoperations.cvsContent.DirectoryContent; |
| import com.intellij.cvsSupport2.cvsoperations.cvsContent.DirectoryContentProvider; |
| import com.intellij.cvsSupport2.cvsoperations.cvsContent.GetDirectoriesListViaUpdateOperation; |
| import com.intellij.cvsSupport2.cvsoperations.cvsMessages.CvsListenerWithProgress; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.vcs.VcsException; |
| import com.intellij.util.Consumer; |
| |
| import java.util.List; |
| |
| public abstract class AbstractVcsDataProvider implements RemoteResourceDataProvider { |
| protected final CvsEnvironment myEnvironment; |
| private Consumer<VcsException> myErrorCallback; |
| |
| protected AbstractVcsDataProvider(CvsEnvironment environment) { |
| myEnvironment = environment; |
| } |
| |
| @Override |
| public void fillContentFor(final GetContentCallback callback, Consumer<VcsException> errorCallback) { |
| myErrorCallback = errorCallback; |
| if (ApplicationManager.getApplication().isUnitTestMode()) { |
| executeCommand(createDirectoryContentProvider(callback.getElementPath()), callback); |
| } else { |
| final DirectoryContentProvider provider = createDirectoryContentProvider(callback.getElementPath()); |
| provider.setStreamingListener(new Consumer<DirectoryContent>() { |
| @Override |
| public void consume(final DirectoryContent directoryContent) { |
| callback.appendDirectoryContent(directoryContent); |
| } |
| }); |
| executeCommand(provider, callback); |
| } |
| } |
| |
| public DirectoryContentProvider createDirectoryContentProvider(String path) { |
| return new GetDirectoriesListViaUpdateOperation(myEnvironment, path); |
| } |
| |
| private static class CancellableCvsHandler extends CommandCvsHandler { |
| private CancellableCvsHandler(final String title, final CvsOperation cvsOperation) { |
| super(title, cvsOperation, true); |
| } |
| |
| @Override |
| protected boolean runInReadThread() { |
| return false; |
| } |
| |
| // in order to allow progress listener retrieval |
| @Override |
| public CvsListenerWithProgress getProgressListener() { |
| return super.getProgressListener(); |
| } |
| } |
| |
| private void executeCommand(final DirectoryContentProvider command, final GetContentCallback callback) { |
| final CvsOperationExecutor executor = new CvsOperationExecutor(false, callback.getProject(), callback.getModalityState()); |
| executor.setIsQuietOperation(true); |
| |
| final CancellableCvsHandler cvsHandler = new CancellableCvsHandler(CvsBundle.message("browse.repository.operation.name"), (CvsOperation)command); |
| callback.useForCancel(cvsHandler.getProgressListener()); |
| |
| executor.performActionSync(cvsHandler, new DefaultCvsOperationExecutorCallback() { |
| @Override |
| public void executionFinished(boolean successfully) { |
| if (!successfully) { |
| final List<VcsException> errors = cvsHandler.getErrorsExceptAborted(); |
| if (!errors.isEmpty()) { |
| myErrorCallback.consume(errors.get(0)); |
| } |
| } |
| callback.finished(); |
| } |
| }); |
| } |
| } |