Java tutorial
/******************************************************************************* * Copyright (c) 2016 hangum. * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Lesser Public License v2.1 * which accompanies this distribution, and is available at * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html * * Contributors: * hangum - initial API and implementation ******************************************************************************/ package com.hangum.tadpole.rdb.core.dialog.driver; import java.io.File; import java.io.IOException; import org.apache.commons.io.FileUtils; import org.apache.log4j.Logger; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.LabelProvider; import org.eclipse.jface.viewers.ListViewer; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.rap.fileupload.DiskFileUploadReceiver; import org.eclipse.rap.fileupload.FileDetails; import org.eclipse.rap.fileupload.FileUploadEvent; import org.eclipse.rap.fileupload.FileUploadHandler; import org.eclipse.rap.fileupload.FileUploadListener; import org.eclipse.rap.rwt.service.ServerPushSession; import org.eclipse.rap.rwt.widgets.FileUpload; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.SashForm; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.List; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import com.hangum.tadpole.commons.google.analytics.AnalyticCaller; import com.hangum.tadpole.commons.libs.core.define.PublicTadpoleDefine; import com.hangum.tadpole.commons.util.ApplicationArgumentUtils; import com.hangum.tadpole.commons.util.GlobalImageUtils; import com.hangum.tadpole.engine.define.DBDefine; import com.hangum.tadpole.engine.initialize.JDBCDriverLoader; import com.hangum.tadpole.rdb.core.Messages; /** * JDBC Driver Manager * * @author hangum * */ public class JDBCDriverManageDialog extends Dialog { private static final Logger logger = Logger.getLogger(JDBCDriverManageDialog.class); private Button btnDelete; private FileUpload fileUpload; private DiskFileUploadReceiver receiver; private ServerPushSession pushSession; private ListViewer lvDB; private Text lblRealFullPath; private ListViewer lvDriverFile; private String jdbc_dir = ""; /** Is JAR upload? */ private boolean isUploaded = false; /** * Create the dialog. * @param parentShell */ public JDBCDriverManageDialog(Shell parentShell) { super(parentShell); setShellStyle(SWT.MAX | SWT.RESIZE | SWT.TITLE | SWT.APPLICATION_MODAL); } @Override public void configureShell(Shell newShell) { super.configureShell(newShell); newShell.setText(Messages.get().JDBCDriverSetting); newShell.setImage(GlobalImageUtils.getTadpoleIcon()); } /** * Create contents of the dialog. * @param parent */ @Override protected Control createDialogArea(Composite parent) { Composite container = (Composite) super.createDialogArea(parent); GridLayout gridLayout = (GridLayout) container.getLayout(); gridLayout.verticalSpacing = 5; gridLayout.horizontalSpacing = 5; gridLayout.marginHeight = 5; gridLayout.marginWidth = 5; SashForm sashForm = new SashForm(container, SWT.NONE); sashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); Composite compositeLeft = new Composite(sashForm, SWT.NONE); compositeLeft.setLayout(new GridLayout(1, false)); Label lblDriverList = new Label(compositeLeft, SWT.NONE); lblDriverList.setText(Messages.get().JDBCDriverSetting_DriverList); lvDB = new ListViewer(compositeLeft, SWT.BORDER | SWT.V_SCROLL); lvDB.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { StructuredSelection ss = (StructuredSelection) lvDB.getSelection(); if (ss.isEmpty()) return; DBDefine dbDefine = (DBDefine) ss.getFirstElement(); jdbc_dir = ApplicationArgumentUtils.JDBC_RESOURCE_DIR + dbDefine.getExt() + PublicTadpoleDefine.DIR_SEPARATOR; lblRealFullPath.setText(jdbc_dir); initDBFileList(); } }); List list = lvDB.getList(); list.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); lvDB.setContentProvider(new ArrayContentProvider()); lvDB.setLabelProvider(new LabelProvider() { @Override public String getText(Object element) { DBDefine dbDefine = (DBDefine) element; return dbDefine.getDBToString(); } }); lvDB.setInput(DBDefine.getDriver()); Composite compositeBody = new Composite(sashForm, SWT.NONE); compositeBody.setLayout(new GridLayout(3, false)); Label lblDumy = new Label(compositeBody, SWT.NONE); lblDumy.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 3, 1)); Label lblPath = new Label(compositeBody, SWT.NONE); lblPath.setText(Messages.get().JDBCDriverSetting_Path); lblRealFullPath = new Text(compositeBody, SWT.NONE | SWT.READ_ONLY); lblRealFullPath.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1)); Label txtFileList = new Label(compositeBody, SWT.NONE); txtFileList.setText(Messages.get().JDBCDriverSetting_FileList); new Label(compositeBody, SWT.NONE); new Label(compositeBody, SWT.NONE); lvDriverFile = new ListViewer(compositeBody, SWT.BORDER | SWT.V_SCROLL); lvDriverFile.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { btnDelete.setEnabled(true); } }); lvDriverFile.setContentProvider(new ArrayContentProvider()); lvDriverFile.setLabelProvider(new LabelProvider() { @Override public String getText(Object element) { String str = element.toString(); return str; } }); List listDriver = lvDriverFile.getList(); listDriver.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1)); Composite compositeBodyBtn = new Composite(compositeBody, SWT.NONE); compositeBodyBtn.setLayout(new GridLayout(1, false)); compositeBodyBtn.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true, 1, 1)); btnDelete = new Button(compositeBodyBtn, SWT.NONE); btnDelete.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { StructuredSelection ss = (StructuredSelection) lvDriverFile.getSelection(); if (ss.isEmpty()) return; String strFile = (String) ss.getFirstElement(); if (!MessageDialog.openConfirm(getShell(), Messages.get().Confirm, Messages.get().Delete)) return; if (logger.isDebugEnabled()) logger.debug("File delete : " + jdbc_dir + strFile); try { FileUtils.forceDelete(new File(jdbc_dir + strFile)); initDBFileList(); } catch (IOException e1) { logger.error("File delete", e1); MessageDialog.openError(getShell(), Messages.get().Error, "File deleteing: " + e1.getMessage()); } } }); btnDelete.setText(Messages.get().Delete); final String url = startUploadReceiver(); pushSession = new ServerPushSession(); fileUpload = new FileUpload(compositeBodyBtn, SWT.NONE); fileUpload.setText(Messages.get().JDBCDriverSetting_JARUpload); fileUpload.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); fileUpload.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { String fileName = fileUpload.getFileName(); if ("".equals(fileName) || null == fileName) //$NON-NLS-1$ return; if (!MessageDialog.openConfirm(null, Messages.get().Confirm, Messages.get().SQLiteLoginComposite_17)) return; if (logger.isDebugEnabled()) logger.debug("=[file name]==> " + fileName); pushSession.start(); fileUpload.submit(url); } }); Button btnRefresh = new Button(compositeBodyBtn, SWT.NONE); btnRefresh.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { initDBFileList(); } }); btnRefresh.setText(Messages.get().Refresh); sashForm.setWeights(new int[] { 3, 7 }); initManager(); return container; } /** * init db file list */ private void initDBFileList() { if (logger.isDebugEnabled()) logger.debug("=[jdbc url]==> " + jdbc_dir); File f = new File(jdbc_dir); String[] listFiles = f.list(); lvDriverFile.setInput(listFiles); lvDriverFile.refresh(); btnDelete.setEnabled(false); fileUpload.setEnabled(true); } /** * data initialize */ private void initManager() { btnDelete.setEnabled(false); fileUpload.setEnabled(false); AnalyticCaller.track(this.getClass().getName()); } /** * ? * * @return */ private String startUploadReceiver() { receiver = new DiskFileUploadReceiver(); final FileUploadHandler uploadHandler = new FileUploadHandler(receiver); uploadHandler.addUploadListener(new FileUploadListener() { public void uploadProgress(FileUploadEvent event) { } public void uploadFailed(FileUploadEvent event) { logger.error("file upload ", event.getException()); // MessageDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), "Upload failed", "File upload fail. " + event.getException().getMessage()); } public void uploadFinished(FileUploadEvent event) { for (FileDetails file : event.getFileDetails()) { if (logger.isDebugEnabled()) logger.debug("===> " + file.getFileName()); //$NON-NLS-1$ } String strFile = jdbc_dir; File[] arryFiles = receiver.getTargetFiles(); for (File file : arryFiles) { try { FileUtils.moveFileToDirectory(file, new File(jdbc_dir), true); strFile += file.getName(); } catch (Exception e) { logger.error("driver move", e); // MessageDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), "Upload failed", "File upload fail. " + e.getMessage()); } } final String strTmpPaht = strFile; lvDriverFile.getList().getDisplay().asyncExec(new Runnable() { public void run() { initDBFileList(); try { JDBCDriverLoader.addJarFile(strTmpPaht); setUploaded(true); } catch (Exception e) { logger.error("jar loading", e); } } }); } }); return uploadHandler.getUploadUrl(); } /** * Create contents of the button bar. * @param parent */ @Override protected void createButtonsForButtonBar(Composite parent) { createButton(parent, IDialogConstants.OK_ID, Messages.get().Close, false); } /** * Return the initial size of the dialog. */ @Override protected Point getInitialSize() { return new Point(500, 560); } @Override public boolean close() { try { if (pushSession != null) pushSession.stop(); pushSession = null; } catch (Exception e) { // ignore exception } return super.close(); } /** * is upload * @return */ public boolean isUploaded() { return isUploaded; } /** * Set jar upload * * @param isUploaded */ public void setUploaded(boolean isUploaded) { this.isUploaded = isUploaded; } }