Java tutorial
/*---------------- FILE HEADER KALYPSO ------------------------------------------ * * This file is part of kalypso. * Copyright (C) 2004 by: * * Technical University Hamburg-Harburg (TUHH) * Institute of River and coastal engineering * Denickestrae 22 * 21073 Hamburg, Germany * http://www.tuhh.de/wb * * and * * Bjoernsen Consulting Engineers (BCE) * Maria Trost 3 * 56070 Koblenz, Germany * http://www.bjoernsen.de * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Contact: * * E-Mail: * belger@bjoernsen.de * schlienger@bjoernsen.de * v.doemming@tuhh.de * * ---------------------------------------------------------------------------*/ package org.kalypso.ui.wizard.raster; import java.net.URL; import org.apache.commons.io.FilenameUtils; import org.eclipse.core.resources.IContainer; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.IWorkspaceRoot; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Path; import org.eclipse.jface.dialogs.ErrorDialog; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.ui.dialogs.WizardNewFileCreationPage; import org.kalypso.commons.command.ICommandTarget; import org.kalypso.contribs.eclipse.core.resources.ResourceUtilities; import org.kalypso.contribs.eclipse.jface.operation.ICoreRunnableWithProgress; import org.kalypso.contribs.eclipse.jface.operation.RunnableContextHelper; import org.kalypso.ogc.gml.IKalypsoLayerModell; import org.kalypso.ui.KalypsoAddLayerPlugin; import org.kalypso.ui.i18n.Messages; import org.kalypso.ui.wizard.AbstractDataImportWizard; public class ImportRasterSourceWizard extends AbstractDataImportWizard { private ImportRasterSourceWizardPage m_page; private IProject m_project; private WizardNewFileCreationPage m_gmlFilePage; private IFile m_mapFile; @Override public void addPages() { m_project = ResourceUtilities.findProjectFromURL(getMapModel().getContext()); final URL context = getMapModel().getContext(); m_mapFile = ResourceUtilities.findFileFromURL(context); final IContainer mapContainer = m_mapFile == null ? null : m_mapFile.getParent(); final IStructuredSelection selection = mapContainer == null ? StructuredSelection.EMPTY : new StructuredSelection(mapContainer); m_gmlFilePage = new WizardNewFileCreationPage("gmlFile", selection); //$NON-NLS-1$ m_gmlFilePage.setFileExtension("gml"); //$NON-NLS-1$ m_gmlFilePage.setAllowExistingResources(true); m_gmlFilePage.setTitle(Messages.getString("ImportRasterSourceWizard.2")); //$NON-NLS-1$ m_gmlFilePage.setDescription(Messages.getString("ImportRasterSourceWizard.3")); //$NON-NLS-1$ addPage(m_gmlFilePage); m_page = new ImportRasterSourceWizardPage("Add RasterDataModel"); //$NON-NLS-1$ if (m_project != null) m_page.setProject(m_project); addPage(m_page); } @Override public boolean performFinish() { final IFile coverageFile = getGmlFile(); final IFile styleFile = getSldFile(coverageFile); final boolean generateDefaultStyle = m_page.checkDefaultStyle(); final String styleName = generateDefaultStyle ? null : m_page.getStyleName(); final ICommandTarget commandTarget = getCommandTarget(); final IKalypsoLayerModell mapModel = getMapModel(); final ICoreRunnableWithProgress operation = new ImportRasterOperation(coverageFile, styleFile, styleName, commandTarget, mapModel); final IStatus status = RunnableContextHelper.execute(getContainer(), true, false, operation); KalypsoAddLayerPlugin.getDefault().getLog().log(status); ErrorDialog.openError(getShell(), getWindowTitle(), Messages.getString("org.kalypso.ui.wizard.raster.ImportRasterSourceWizard.2"), status); //$NON-NLS-1$ return status.isOK(); } private IFile getSldFile(final IFile coverageFile) { final boolean useDefaultStyle = m_page.checkDefaultStyle(); if (useDefaultStyle) { final String gmlName = coverageFile.getName().toString(); final String basicName = FilenameUtils.removeExtension(gmlName); final String sldName = basicName + ".sld"; //$NON-NLS-1$ return coverageFile.getParent().getFile(new Path(sldName)); } final IPath stylePath = m_page.getStylePath(); return coverageFile.getWorkspace().getRoot().getFile(stylePath); } private IFile getGmlFile() { final IPath containerFullPath = m_gmlFilePage.getContainerFullPath(); String fileName = m_gmlFilePage.getFileName(); if (!FilenameUtils.isExtension(fileName.toLowerCase(), "gml")) //$NON-NLS-1$ fileName += ".gml"; //$NON-NLS-1$ final IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot(); final IResource folder = root.findMember(containerFullPath); if (folder instanceof IContainer) { final IContainer container = (IContainer) folder; return container.getFile(new Path(fileName)); } // TODO: error handling return null; } }