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/*******************************************************************************
* Copyright (c) 2012 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.internal.adapters;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicReference;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.widgets.Shell;
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.concurrent.util.ExecutorsUtil;
import org.eclipse.tcf.te.runtime.persistence.interfaces.IPersistableNodeProperties;
import org.eclipse.tcf.te.runtime.persistence.interfaces.IURIPersistenceService;
import org.eclipse.tcf.te.runtime.services.ServiceManager;
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.ui.dialogs.RenameDialog;
import org.eclipse.tcf.te.ui.views.ViewsUtil;
import org.eclipse.tcf.te.ui.views.interfaces.IEditorSaveAsAdapter;
import org.eclipse.tcf.te.ui.views.interfaces.IUIConstants;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.PlatformUI;
/**
* EditorSaveAsAdapter
*/
public class EditorSaveAsAdapter implements IEditorSaveAsAdapter {
/**
* Constructor.
*/
public EditorSaveAsAdapter() {
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.ui.views.interfaces.IEditorSaveAsAdapter#isSaveAsAllowed(org.eclipse.ui.IEditorInput)
*/
@Override
public boolean isSaveAsAllowed(IEditorInput input) {
IPeerNode peerNode = (IPeerNode)input.getAdapter(IPeerNode.class);
if (peerNode != null) return true;
return false;
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.ui.views.interfaces.IEditorSaveAsAdapter#doSaveAs(org.eclipse.ui.IEditorInput)
*/
@Override
public Object doSaveAs(IEditorInput input) {
IPeerNode model = (IPeerNode)input.getAdapter(IPeerNode.class);
if (model != null) {
Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
// Create the peer attributes
final Map<String, String> attrs = new HashMap<String, String>(model.getPeer().getAttributes());
attrs.put(IPeer.ATTR_ID, UUID.randomUUID().toString());
final List<String> usedNames = getUsedNameList();
String title = Messages.EditorSaveAsAdapter_title;
String prompt = Messages.EditorSaveAsAdapter_message;
String usedError = Messages.EditorSaveAsAdapter_nameInUse_error;
String label = Messages.EditorSaveAsAdapter_label;
RenameDialog dialog = new RenameDialog(shell, title, null, prompt, usedError, null, label, attrs.get(IPeer.ATTR_NAME), null, usedNames.toArray(new String[usedNames.size()]), null);
if (dialog.open() != Window.OK) {
return null;
}
attrs.put(IPeer.ATTR_NAME, dialog.getNewName());
attrs.remove(IPersistableNodeProperties.PROPERTY_URI);
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);
final AtomicReference<IPeerNode> newPeer = new AtomicReference<IPeerNode>();
final Callback cb = new Callback() {
@Override
protected void internalDone(Object caller, IStatus status) {
// Get the peer model node from the model and select it in the tree
IPeerNode peerNode = ModelManager.getPeerModel().getService(IPeerModelLookupService.class).lkupPeerModelById(attrs.get(IPeer.ATTR_ID));
newPeer.set(peerNode);
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
}
}
};
// 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(cb);
}
}
});
ExecutorsUtil.waitAndExecute(0, cb.getDoneConditionTester(null));
return newPeer.get();
} catch (IOException e) {
}
}
return null;
}
/**
* Initialize the used name list.
*/
protected List<String> getUsedNameList() {
final List<String> usedNames = new ArrayList<String>();
Runnable runnable = new Runnable() {
@Override
public void run() {
// Get all peer model objects
IPeerNode[] peers = ModelManager.getPeerModel().getPeerNodes();
// Loop them and find the ones which are of our handled types
for (IPeerNode peerNode : peers) {
String name = peerNode.getPeer().getName();
Assert.isNotNull(name);
if (!"".equals(name) && !usedNames.contains(name)) { //$NON-NLS-1$
usedNames.add(name.trim().toUpperCase());
}
}
}
};
if (Protocol.isDispatchThread()) {
runnable.run();
}
else {
Protocol.invokeAndWait(runnable);
}
return usedNames;
}
}
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