/*******************************************************************************
* Copyright (c) 2011 Grupo de Sistemas Inteligentes (GSI) - DIT UPM
*
* 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
*******************************************************************************/
package es.upm.dit.gsi.eclipse.jadex.adfmanager.wizards;
import java.io.IOException;
import java.util.ArrayList;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.IDialogPage;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
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.Label;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import org.eclipse.ui.dialogs.ResourceSelectionDialog;
import org.eclipse.ui.ide.ResourceUtil;
import org.eclipse.ui.model.BaseWorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
import es.upm.dit.gsi.jadex.customproject.natures.JadexProjectNature;
/**
* This page allows to select the desired capability file in order to export it to the capabilities repository
*
* @author Pablo Muñoz
*/
public class ExportToRepositoryWizardPage extends WizardPage {
private Text capabilityFileText;
private Button browseCapabilities;
private Table filesTable;
private ArrayList<IFile> fileList;
/**
* Constructor for ExportToRepositoryWizardPage
*
* @param pageName
*/
public ExportToRepositoryWizardPage() {
super("wizardPage");
setTitle("Export to Repository");
setDescription("This wizard exports the selected capability to the repository");
}
/**
* @see IDialogPage#createControl(Composite)
*/
public void createControl(Composite parent) {
Composite container = new Composite(parent, SWT.NULL);
GridLayout layout = new GridLayout();
container.setLayout(layout);
layout.numColumns = 3;
layout.verticalSpacing = 9;
PlatformUI.getWorkbench().getHelpSystem().setHelp(container, "es.upm.dit.gsi.eclipse.jadex.adfmanager.addExpressionWizard");
GridData gd1 = new GridData(SWT.FILL, SWT.TOP, true, false,1,1);
GridData gd3 = new GridData(SWT.FILL, SWT.TOP, true, false,3,1);
Label label1 = new Label(container, SWT.NULL);
label1.setText("Capability:");
capabilityFileText = new Text(container, SWT.BORDER | SWT.SINGLE);
capabilityFileText.setLayoutData(gd1);
capabilityFileText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
dialogChanged();
}
});
browseCapabilities = new Button(container, SWT.PUSH);
browseCapabilities.setText("Browse...");
browseCapabilities.addSelectionListener(new SelectionAdapter(){
public void widgetSelected(SelectionEvent e) {
handleBrowse();
}
});
Label label2 = new Label(container, SWT.NULL);
label2.setText("Files to export: ");
filesTable = new Table (container, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
filesTable.setLinesVisible (true);
filesTable.setHeaderVisible (false);
GridData gd = gd3;
gd.heightHint = 230;
filesTable.setLayoutData(gd);
TableColumn column = new TableColumn(filesTable,SWT.NONE);
column.setText("files");
column.pack();
initialize();
dialogChanged();
setControl(container);
}
private void handleBrowse() {
fileList = new ArrayList<IFile>();
ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(
getShell(), new WorkbenchLabelProvider(), new BaseWorkbenchContentProvider());
dialog.setTitle("Select target Capability");
dialog.setMessage("Select the target capability file:");
dialog.setInput(ResourcesPlugin.getWorkspace().getRoot());
dialog.setAllowMultiple(false);
dialog.addFilter(new ViewerFilter() {
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
if(element instanceof IProject){
IProject p = (IProject) element;
try{
if(p.hasNature(JadexProjectNature.NATURE_ID)){
return true;
}
else{
return false;
}
}
catch(CoreException e1){
return false;
}
}
else{
if(element instanceof IFile){
IFile file = (IFile) element;
try{
if(file.getName().endsWith("capability.xml")){
return true;
}
else{
return false;
}
}
catch(Exception e1){
return false;
}
}
}
return true;
}
});
dialog.setValidator(new ISelectionStatusValidator() {
@Override
public IStatus validate(Object[] selection) {
if(selection.length == 1){
if(selection[0] instanceof IFile){
IFile fileSel = (IFile) selection[0];
if(fileSel.getName().endsWith("capability.xml")){
return ValidationStatus.ok();
}
}
}
return ValidationStatus.error("Invalid selection");
}
});
if (dialog.open() == ResourceSelectionDialog.OK) {
Object[] result = dialog.getResult();
IFile f = (IFile) result[0];
fileList.add(0, f);
capabilityFileText.setText(f.getRawLocation().toOSString());
dialogChanged();
try {
updateFileList();
}
catch(Exception e1){
e1.printStackTrace();
}
}
}
/**
* Tests if the current workbench selection is a suitable container to use.
*/
private void initialize() {
}
/**
* Ensures that the all text fields are set correctly.
*/
private void dialogChanged() {
updateStatus(null);
}
/*
* This method is called in order to update the status message
*/
private void updateStatus(String message) {
setErrorMessage(message);
setPageComplete(message == null);
}
private void updateFileList() throws SAXException, IOException, ParserConfigurationException{
IFile capabilityFile = fileList.get(0);
if(capabilityFile == null | !capabilityFile.exists()){
return;
}
if(capabilityFileText.getText().length() <= 0){
return;
}
IProject project = capabilityFile.getProject();
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document doc = docBuilder.parse(capabilityFile.getRawLocation().toOSString());
Element root = (Element)doc.getElementsByTagName("capability").item(0);
String capabilityPackage = root.getAttribute("package");
NodeList plans = doc.getElementsByTagName("plan");
for(int i = 0; i < plans.getLength() ; i++){
IFile resource = null;
Element plan = (Element) plans.item(i);
Element body = (Element) plan.getElementsByTagName("body").item(0);
if(body != null){
String classname = ((Element)body).getAttribute("class");
if(classname != null & classname.length() > 0){
/*
* Añadir aquí el código para la búsqueda de cada uno
* de los ficheros de esas clases. La variable classname NO incluye la
* extensión ".java"
*
* AHORA MISMO FUNCIONA SOLO SI LOS PLANES ESTÁN EN LA MISMA CLASE QUE LA CAPABILITY OJO!
*/
resource = (IFile)(project.findMember("/src/main/java/" + capabilityPackage + "/" + classname + ".java"));
}
}
if(resource != null ){
fileList.add(resource);
}
}
for(IFile f : fileList){
TableItem item = new TableItem(filesTable, SWT.NONE);
item.setText(f.getProjectRelativePath().toOSString());
}
}
}