Java tutorial
/******************************************************************************* * Copyright (c) 2014 SAP AG or an SAP affiliate company. All rights reserved. * 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.sap.dirigible.ide.workspace.wizard.project.commands; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.util.zip.ZipInputStream; import org.eclipse.core.commands.ExecutionEvent; import org.eclipse.core.commands.ExecutionException; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.swt.SWT; import org.eclipse.swt.widgets.FileDialog; import org.eclipse.ui.handlers.HandlerUtil; import com.sap.dirigible.ide.logging.Logger; import com.sap.dirigible.ide.repository.RepositoryFacade; import com.sap.dirigible.ide.workspace.RemoteResourcesPlugin; import com.sap.dirigible.ide.workspace.impl.Workspace; import com.sap.dirigible.repository.api.IRepository; import com.sap.dirigible.ide.workspace.ui.commands.AbstractWorkspaceHandler; public class UploadProjectHandler extends AbstractWorkspaceHandler { private static final String THIS_PROCESS_WILL_OVERRIDE_YOUR_EXISTING_PROJECTS_DO_YOU_WANT_TO_CONTINUE = Messages.UploadProjectHandler_THIS_PROCESS_WILL_OVERRIDE_YOUR_EXISTING_PROJECTS_DO_YOU_WANT_TO_CONTINUE; private static final String OVERRIDE_PROJECTS = Messages.UploadProjectHandler_OVERRIDE_PROJECTS; private static final String CANNOT_CLOSE_INPUT_STREAM_TO_AN_UPLOADED_FILE = Messages.UploadProjectHandler_CANNOT_CLOSE_INPUT_STREAM_TO_AN_UPLOADED_FILE; private static final String UPLOAD_ERROR = Messages.UploadProjectHandler_UPLOAD_ERROR; private static final String REASON = Messages.UploadProjectHandler_REASON; private static final String CANNOT_UPLOAD = Messages.UploadProjectHandler_CANNOT_UPLOAD; private static final String CANNOT_SAVE_UPLOADED_FILE = Messages.UploadProjectHandler_CANNOT_SAVE_UPLOADED_FILE; private static final String UPLOAD_PROJECT_ARCHIVE = Messages.UploadProjectHandler_UPLOAD_PROJECT_ARCHIVE; private static final Logger error = Logger.getLogger(UploadProjectHandler.class); @Override public Object execute(ExecutionEvent event) throws ExecutionException { FileDialog dlg = new FileDialog(HandlerUtil.getActiveShell(event), SWT.TITLE | SWT.MULTI); dlg.setAutoUpload(true); dlg.setText(UPLOAD_PROJECT_ARCHIVE); dlg.setFilterExtensions(new String[] { "*.zip" }); //$NON-NLS-1$ String projectPath = dlg.open(); if (projectPath != null && MessageDialog.openConfirm(null, OVERRIDE_PROJECTS, THIS_PROCESS_WILL_OVERRIDE_YOUR_EXISTING_PROJECTS_DO_YOU_WANT_TO_CONTINUE)) { String fileName = null; for (String fullFileName : dlg.getFileNames()) { fileName = fullFileName.substring(fullFileName.lastIndexOf(File.separatorChar) + 1); InputStream in = null; try { in = new FileInputStream(fullFileName); IRepository repository = RepositoryFacade.getInstance().getRepository(); Workspace workspace = (Workspace) RemoteResourcesPlugin.getWorkspace(); String root = workspace.getRepositoryPathForWorkspace(RemoteResourcesPlugin.getUserName()); repository.importZip(new ZipInputStream(in), root); refreshWorkspace(); } catch (Exception e) { error.error(CANNOT_SAVE_UPLOADED_FILE + fileName, e); MessageDialog.openError(null, UPLOAD_ERROR, CANNOT_UPLOAD + fileName + REASON + e.getMessage()); } finally { if (in != null) { try { in.close(); } catch (IOException e) { error.warn(CANNOT_CLOSE_INPUT_STREAM_TO_AN_UPLOADED_FILE, e); } } } } } return null; } }