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/*******************************************************************************
* Copyright (c) 2011, 2013 Wind River Systems, Inc. and others. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.ui.wizards;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.tcf.protocol.IPeer;
import org.eclipse.tcf.protocol.Protocol;
import org.eclipse.tcf.te.runtime.callback.Callback;
import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
import org.eclipse.tcf.te.runtime.persistence.interfaces.IURIPersistenceService;
import org.eclipse.tcf.te.runtime.properties.PropertiesContainer;
import org.eclipse.tcf.te.runtime.services.ServiceManager;
import org.eclipse.tcf.te.runtime.services.interfaces.IPropertiesAccessService;
import org.eclipse.tcf.te.runtime.services.interfaces.constants.IPropertiesAccessServiceConstants;
import org.eclipse.tcf.te.tcf.core.peers.Peer;
import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.IPeerNode;
import org.eclipse.tcf.te.tcf.locator.interfaces.services.IPeerModelLookupService;
import org.eclipse.tcf.te.tcf.locator.interfaces.services.IPeerModelRefreshService;
import org.eclipse.tcf.te.tcf.locator.model.ModelManager;
import org.eclipse.tcf.te.tcf.ui.nls.Messages;
import org.eclipse.tcf.te.tcf.ui.wizards.pages.NewTargetWizardPage;
import org.eclipse.tcf.te.ui.interfaces.data.IDataExchangeNode;
import org.eclipse.tcf.te.ui.swt.DisplayUtil;
import org.eclipse.tcf.te.ui.views.ViewsUtil;
import org.eclipse.tcf.te.ui.views.interfaces.IUIConstants;
import org.eclipse.tcf.te.ui.wizards.AbstractWizard;
import org.eclipse.tcf.te.ui.wizards.pages.AbstractWizardPage;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
/**
* New peer wizard implementation.
*/
public class NewTargetWizard extends AbstractWizard implements INewWizard {
// Session wide new peer counter
private final static AtomicInteger counter = new AtomicInteger();
/* (non-Javadoc)
* @see org.eclipse.ui.IWorkbenchWizard#init(org.eclipse.ui.IWorkbench, org.eclipse.jface.viewers.IStructuredSelection)
*/
@Override
public void init(IWorkbench workbench, IStructuredSelection selection) {
super.init(workbench, selection);
// Set the window title
setWindowTitle(Messages.NewTargetWizard_windowTitle);
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.Wizard#addPages()
*/
@Override
public void addPages() {
addPage(new NewTargetWizardPage());
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.ui.wizards.AbstractWizard#getInitialData()
*/
@Override
protected IPropertiesContainer getInitialData() {
IStructuredSelection selection = getSelection();
if (selection != null) {
IPeer peer = null;
if (selection.getFirstElement() instanceof IPeer) {
peer = (IPeer)selection.getFirstElement();
}
if (selection.getFirstElement() instanceof IPeerNode) {
peer = ((IPeerNode)selection.getFirstElement()).getPeer();
}
if (peer != null) {
IPropertiesContainer data = new PropertiesContainer();
IPropertiesAccessService service = ServiceManager.getInstance().getService(peer, IPropertiesAccessService.class);
Map<String,String> attrs = service.getTargetAddress(peer);
String peerName = attrs.get(IPropertiesAccessServiceConstants.PROP_NAME);
String peerHost = attrs.get(IPropertiesAccessServiceConstants.PROP_ADDRESS);
String peerPort = attrs.get(IPropertiesAccessServiceConstants.PROP_PORT);
data.setProperty(IPeer.ATTR_NAME, peerName);
data.setProperty(IPeer.ATTR_IP_HOST, peerHost);
data.setProperty(IPeer.ATTR_IP_PORT, peerPort);
return data;
}
}
return super.getInitialData();
}
/**
* Extract the peer attributes from the wizard pages.
*
* @param peerAttributes The peer attributes. Must not be <code>null</code>.
*/
protected void extractData(IPropertiesContainer peerAttributes) {
Assert.isNotNull(peerAttributes);
// Walk through the page list and extract the attributes from it
for (IWizardPage page : getPages()) {
if (page instanceof AbstractWizardPage) ((AbstractWizardPage)page).saveWidgetValues();
if (page instanceof IDataExchangeNode) {
((IDataExchangeNode)page).extractData(peerAttributes);
}
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.Wizard#performFinish()
*/
@Override
public boolean performFinish() {
// Create the peer attributes
final IPropertiesContainer peerAttributes = new PropertiesContainer();
// Extract the data from the wizard pages
extractData(peerAttributes);
// Fill in the minimum set of peer attributes to create a new peer
if (!peerAttributes.containsKey(IPeer.ATTR_ID)) {
peerAttributes.setProperty(IPeer.ATTR_ID, UUID.randomUUID().toString());
}
if (!peerAttributes.containsKey(IPeer.ATTR_NAME)) {
peerAttributes.setProperty(IPeer.ATTR_NAME, NLS.bind(Messages.NewTargetWizard_newPeer_name, Integer.valueOf(counter.incrementAndGet())));
}
// Convert the properties container into a Map<String, String>
final Map<String, String> attrs = new HashMap<String, String>();
for (Entry<String, Object> entry : peerAttributes.getProperties().entrySet()) {
if (entry.getKey() == null || entry.getValue() == null) continue;
attrs.put(entry.getKey(), entry.getValue() instanceof String ? (String)entry.getValue() : entry.getValue().toString());
}
try {
// Save the new peer
IURIPersistenceService persistenceService = ServiceManager.getInstance().getService(IURIPersistenceService.class);
if (persistenceService == null) {
throw new IOException("Persistence service instance unavailable."); //$NON-NLS-1$
}
persistenceService.write(new Peer(attrs), null);
// Trigger a refresh of the model to read in the newly created static peer
Protocol.invokeLater(new Runnable() {
@Override
public void run() {
IPeerModelRefreshService service = ModelManager.getPeerModel().getService(IPeerModelRefreshService.class);
// Refresh the model now (must be executed within the TCF dispatch thread)
if (service != null) service.refresh(new Callback() {
@Override
protected void internalDone(Object caller, IStatus status) {
// Get the peer model node from the model and select it in the tree
final IPeerNode peerNode = ModelManager.getPeerModel().getService(IPeerModelLookupService.class).lkupPeerModelById(attrs.get(IPeer.ATTR_ID));
if (peerNode != null) {
// Refresh the viewer
ViewsUtil.refresh(IUIConstants.ID_EXPLORER);
// Create the selection
ISelection selection = new StructuredSelection(peerNode);
// Set the selection
ViewsUtil.setSelection(IUIConstants.ID_EXPLORER, selection);
// And open the properties on the selection
if (isOpenEditorOnPerformFinish()) ViewsUtil.openEditor(selection);
// Allow subclasses to add logic to the performFinish().
DisplayUtil.safeAsyncExec(new Runnable() {
@Override
public void run() {
postPerformFinish(peerNode);
}
});
}
}
});
}
});
} catch (IOException e) {
if (getContainer().getCurrentPage() instanceof WizardPage) {
String message = NLS.bind(Messages.NewTargetWizard_error_savePeer, e.getLocalizedMessage());
((WizardPage)getContainer().getCurrentPage()).setMessage(message, IMessageProvider.ERROR);
getContainer().updateMessage();
}
return false;
}
return true;
}
/**
* Returns if or if not the wizard should open the editor
* on "Finish". The default is <code>true</code>.
*
* @return <code>True</code> to open the editor, <code>false</code> otherwise.
*/
protected boolean isOpenEditorOnPerformFinish() {
return true;
}
/**
* Called from {@link #performFinish()} after the configuration got created.
* <p>
* <b>Note:</b> The method is called from within the UI thread.
*
* @param peerNode The peer model node. Must not be <code>null</code>.
*/
protected void postPerformFinish(IPeerNode peerNode) {
// Do nothing
}
}
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