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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.navigator;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.viewers.ILabelDecorator;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.tcf.protocol.IPeer;
import org.eclipse.tcf.protocol.Protocol;
import org.eclipse.tcf.te.runtime.services.interfaces.delegates.ILabelProviderDelegate;
import org.eclipse.tcf.te.runtime.utils.net.IPAddressUtil;
import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.IPeerModel;
import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.IPeerModelProperties;
import org.eclipse.tcf.te.tcf.locator.interfaces.services.ILocatorModelLookupService;
import org.eclipse.tcf.te.tcf.locator.model.Model;
import org.eclipse.tcf.te.tcf.ui.activator.UIPlugin;
import org.eclipse.tcf.te.tcf.ui.internal.ImageConsts;
import org.eclipse.tcf.te.tcf.ui.navigator.images.PeerImageDescriptor;
import org.eclipse.tcf.te.tcf.ui.navigator.nodes.PeerRedirectorGroupNode;
import org.eclipse.tcf.te.tcf.ui.nls.Messages;
import org.eclipse.tcf.te.ui.jface.images.AbstractImageDescriptor;
/**
* Label provider implementation.
*/
public class PeerLabelProviderDelegate extends LabelProvider implements ILabelDecorator, ILabelProviderDelegate {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
*/
@Override
public String getText(final Object element) {
if (element instanceof IPeerModel || element instanceof IPeer) {
StringBuilder builder = new StringBuilder();
// Copy the peer node and peer attributes
final Map<String, Object> attrs = new HashMap<String, Object>();
Runnable runnable = new Runnable() {
@Override
public void run() {
if (element instanceof IPeerModel) {
attrs.putAll(((IPeerModel)element).getProperties());
attrs.putAll(((IPeerModel)element).getPeer().getAttributes());
}
else if (element instanceof IPeer) {
attrs.putAll(((IPeer)element).getAttributes());
}
}
};
if (Protocol.isDispatchThread()) {
runnable.run();
}
else {
Protocol.invokeAndWait(runnable);
}
// Build up the base label from the peer name
builder.append((String)attrs.get(IPeer.ATTR_NAME));
// If the label is "TCF Agent" or "TCF Proxy", than append IP/dns.name
// (if not localhost) and port to the label
if (isAppendAddressText(builder.toString())) {
String dnsName = (String)attrs.get("dns.name.transient"); //$NON-NLS-1$
String ip = (String)attrs.get(IPeer.ATTR_IP_HOST);
String port = (String)attrs.get(IPeer.ATTR_IP_PORT);
if (ip != null && !"".equals(ip.trim())) { //$NON-NLS-1$
builder.append(" "); //$NON-NLS-1$
if (!IPAddressUtil.getInstance().isLocalHost(ip)) {
builder.append(dnsName != null && !"".equals(dnsName.trim()) ? dnsName.trim() : ip.trim()); //$NON-NLS-1$
}
if (port != null && !"".equals(port.trim()) && !"1534".equals(port.trim())) { //$NON-NLS-1$ //$NON-NLS-2$
builder.append(":"); //$NON-NLS-1$
builder.append(port.trim());
}
}
}
String label = builder.toString();
if (!"".equals(label.trim())) { //$NON-NLS-1$
return label;
}
} else if (element instanceof PeerRedirectorGroupNode) {
return Messages.RemotePeerDiscoveryRootNode_label;
}
return null;
}
/**
* Determines if the IP-address and port needs to be appended
* to the given label.
* <p>
* The default implementation returns <code>true</code> if the label is either
* "TCF Agent" or "TCF Proxy".
*
* @param label The label. Must not be <code>null</code>.
* @return <code>True</code> if the address shall be appended, <code>false</code> otherwise.
*/
protected boolean isAppendAddressText(final String label) {
Assert.isNotNull(label);
boolean append = "TCF Agent".equals(label) || "TCF Proxy".equals(label); //$NON-NLS-1$ //$NON-NLS-2$
if (!append) {
final AtomicInteger count = new AtomicInteger();
Runnable runnable = new Runnable() {
@Override
public void run() {
count.set(Model.getModel().getService(ILocatorModelLookupService.class).lkupPeerModelByName(label).length);
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
append = count.get() > 1;
}
return append;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object)
*/
@Override
public Image getImage(final Object element) {
if (element instanceof IPeerModel || element instanceof IPeer) {
final AtomicBoolean isStatic = new AtomicBoolean();
Runnable runnable = new Runnable() {
@Override
public void run() {
if (element instanceof IPeerModel) {
isStatic.set(((IPeerModel)element).isStatic());
}
else if (element instanceof IPeer) {
String value = ((IPeer)element).getAttributes().get("static.transient"); //$NON-NLS-1$
isStatic.set(value != null && Boolean.parseBoolean(value.trim()));
}
}
};
if (Protocol.isDispatchThread()) {
runnable.run();
}
else {
Protocol.invokeAndWait(runnable);
}
return isStatic.get() ? UIPlugin.getImage(ImageConsts.PEER) : UIPlugin.getImage(ImageConsts.PEER_DISCOVERED);
}
if (element instanceof PeerRedirectorGroupNode) {
return UIPlugin.getImage(ImageConsts.DISCOVERY_ROOT);
}
return super.getImage(element);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelDecorator#decorateImage(org.eclipse.swt.graphics.Image, java.lang.Object)
*/
@Override
public Image decorateImage(Image image, Object element) {
Image decoratedImage = image;
if (image != null && element instanceof IPeerModel && !((IPeerModel)element).isStatic()) {
AbstractImageDescriptor descriptor = new PeerImageDescriptor(
UIPlugin.getDefault().getImageRegistry(),
image,
(IPeerModel)element);
decoratedImage = UIPlugin.getSharedImage(descriptor);
}
return decoratedImage;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelDecorator#decorateText(java.lang.String, java.lang.Object)
*/
@Override
public String decorateText(final String text, final Object element) {
String label = text;
if (element instanceof IPeerModel) {
final StringBuilder builder = new StringBuilder(label != null && !"".equals(label.trim()) ? label.trim() : "<noname>"); //$NON-NLS-1$ //$NON-NLS-2$
Runnable runnable = new Runnable() {
@Override
public void run() {
boolean isStatic = ((IPeerModel)element).isStatic();
int state = ((IPeerModel)element).getIntProperty(IPeerModelProperties.PROP_STATE);
if (state > IPeerModelProperties.STATE_UNKNOWN
&& (!isStatic
|| state == IPeerModelProperties.STATE_REACHABLE
|| state == IPeerModelProperties.STATE_CONNECTED
|| state == IPeerModelProperties.STATE_WAITING_FOR_READY)) {
builder.append(" ["); //$NON-NLS-1$
builder.append(Messages.getString("LabelProviderDelegate_state_" + state)); //$NON-NLS-1$
builder.append("]"); //$NON-NLS-1$
}
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
label = builder.toString();
if (!"".equals(label.trim()) && !"<noname>".equals(label.trim())) { //$NON-NLS-1$ //$NON-NLS-2$
return label;
}
}
return null;
}
}
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