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/*******************************************************************************
* Copyright (c) 2010, 2013 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.jaxb.ui.internal.wizards.schemagen;
import static org.eclipse.jpt.common.core.internal.operations.JptFileCreationDataModelProperties.*;
import static org.eclipse.jpt.jaxb.ui.internal.wizards.schemagen.SchemaGeneratorWizard.XSD_EXTENSION;
import java.io.File;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jpt.common.core.internal.utility.ProjectTools;
import org.eclipse.jpt.common.utility.internal.StringTools;
import org.eclipse.jpt.common.utility.internal.io.FileTools;
import org.eclipse.jpt.jaxb.ui.JptJaxbUiMessages;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.dialogs.WizardNewFileCreationPage;
import org.eclipse.ui.internal.ide.IDEWorkbenchMessages;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
/**
* NewSchemaFileWizardPage
*/
public class NewSchemaFileWizardPage extends WizardNewFileCreationPage {
protected IDataModel dataModel;
private IStructuredSelection initialSelection;
static public String DEFAULT_SCHEMA_NAME = "NewXMLSchema" + XSD_EXTENSION; //$NON-NLS-1$
// ********** constructor **********
public NewSchemaFileWizardPage(String pageName, IStructuredSelection selection, IDataModel dataModel,
String title, String description) {
super(pageName, selection);
this.initialSelection = selection;
this.init(dataModel);
this.setTitle(title);
this.setDescription(description);
}
protected void init(IDataModel dataModel) {
this.dataModel = dataModel;
IProject project = this.getProjectFromInitialSelection();
this.dataModel.setProperty(PROJECT, project);
IPath containerPath = (IPath) this.dataModel.getProperty(CONTAINER_PATH);
if (containerPath != null) {
this.setContainerFullPath(containerPath);
}
}
// ********** IDialogPage implementation **********
@Override
public void createControl(Composite parent) {
super.createControl(parent);
this.setAllowExistingResources(true);
this.setFileName(DEFAULT_SCHEMA_NAME);
}
// ********** intra-wizard methods **********
public IProject getProject() {
return (IProject) this.dataModel.getProperty(PROJECT);
}
/**
* @return the path of the schema file relative to the project
*/
public IPath getFileRelativePath() {
IPath filePath = this.getContainerFullPath();
String projectName = filePath.segment(0);
if(this.getProject().getName().equals(projectName)) {
filePath = filePath.removeFirstSegments(1);
}
return filePath;
}
// ********** validation **********
@Override
protected boolean validatePage() {
this.dataModel.setProperty(PROJECT, this.getProjectNamed(this.getContainerName()));
this.dataModel.setProperty(CONTAINER_PATH, this.getContainerFullPath());
this.dataModel.setProperty(FILE_NAME, this.getFileName());
boolean valid = super.validatePage();
if( ! valid) {
return valid;
}
this.overrideFileExistsWarning();
//TODO move this validation to the dataModel - see MappingFileNewFileWizardPage
// Validate Project
valid = ProjectTools.isJavaProject(this.getProject());
if( ! valid) {
this.setErrorMessage(JptJaxbUiMessages.NEW_SCHEMA_FILE_WIZARD_PAGE_ERROR_NOT_JAVA_PROJECT);
return valid;
}
// Validate XSD file not exists.
valid = this.xsdFileNotExists();
if( ! valid) {
this.setMessage(JptJaxbUiMessages.NEW_SCHEMA_FILE_WIZARD_PAGE_OVERWRITE_EXISTING_SCHEMAS, IMessageProvider.WARNING);
return true;
}
this.setErrorMessage(null);
return valid;
}
// ********** internal methods **********
private IProject getProjectFromInitialSelection() {
Object firstElement = initialSelection.getFirstElement();
if(firstElement instanceof IProject) {
return (IProject)firstElement;
}
else if(firstElement instanceof IResource) {
return ((IResource) firstElement).getProject();
}
else if(firstElement instanceof IJavaElement) {
return ((IJavaElement)firstElement).getJavaProject().getProject();
}
return null;
}
private IProject getProjectNamed(String projectName) {
if(StringTools.isBlank(projectName)) {
return null;
}
return ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
}
private String getContainerName() {
IPath containerPath = this.getContainerFullPath();
if(containerPath == null) {
return null;
}
String containerName = containerPath.segment(0);
return containerName;
}
private void overrideFileExistsWarning() {
String existsString= IDEWorkbenchMessages.ResourceGroup_nameExists;
existsString.toString();
existsString = existsString.substring("''{0}''".length(), existsString.length()); //$NON-NLS-1$
String message = this.getMessage();
if(message != null && message.endsWith(existsString)) {
this.setMessage(null);
}
}
private boolean xsdFileNotExists() {
return ! this.xsdFileExists(this.getContainerAbsolutePath().toFile());
}
private boolean xsdFileExists(File directory) {
if(directory.listFiles() == null) {
throw new RuntimeException("Could not find directory: " + directory); //$NON-NLS-1$
}
for(File file : directory.listFiles()) {
if (file.isDirectory()) {
continue;
}
else if(XSD_EXTENSION.equalsIgnoreCase(FileTools.extension(file))) {
return true;
}
}
return false;
}
private IPath getContainerAbsolutePath() {
IPath projectRelativePath = this.getContainerFullPath().makeRelativeTo(this.getProject().getFullPath());
IResource directory = (projectRelativePath.isEmpty()) ?
this.getProject() :
this.getProject().getFile(projectRelativePath);
return directory.getLocation();
}
}
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