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/*******************************************************************************
* Copyright (c) 2011 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
* Max Weninger (Wind River) - [366374] [TERMINALS][TELNET] Add Telnet terminal support
*******************************************************************************/
package org.eclipse.tcf.te.ui.terminals.telnet.types;
import java.util.Map;
import org.eclipse.core.runtime.Assert;
import org.eclipse.tcf.te.core.terminals.interfaces.constants.ITerminalsConnectorConstants;
import org.eclipse.tcf.te.ui.terminals.internal.SettingsStore;
import org.eclipse.tcf.te.ui.terminals.types.AbstractConnectorType;
import org.eclipse.tm.internal.terminal.provisional.api.ISettingsStore;
import org.eclipse.tm.internal.terminal.provisional.api.ITerminalConnector;
import org.eclipse.tm.internal.terminal.provisional.api.TerminalConnectorExtension;
import org.eclipse.tm.internal.terminal.telnet.TelnetSettings;
/**
* Telnet terminal connector type implementation.
*/
@SuppressWarnings("restriction")
public class TelnetConnectorType extends AbstractConnectorType {
/* (non-Javadoc)
* @see org.eclipse.tcf.te.ui.terminals.interfaces.IConnectorType#createTerminalConnector(java.util.Map)
*/
@Override
public ITerminalConnector createTerminalConnector(Map<String, Object> properties) {
Assert.isNotNull(properties);
// Check for the terminal connector id
String connectorId = (String)properties.get(ITerminalsConnectorConstants.PROP_TERMINAL_CONNECTOR_ID);
if (connectorId == null) connectorId = "org.eclipse.tm.internal.terminal.telnet.TelnetConnector"; //$NON-NLS-1$
// Extract the telnet properties
String host = (String)properties.get(ITerminalsConnectorConstants.PROP_IP_HOST);
Object value = properties.get(ITerminalsConnectorConstants.PROP_IP_PORT);
String port = value != null ? value.toString() : null;
value = properties.get(ITerminalsConnectorConstants.PROP_TIMEOUT);
String timeout = value != null ? value.toString() : null;
int portOffset = 0;
if (properties.get(ITerminalsConnectorConstants.PROP_IP_PORT_OFFSET) instanceof Integer) {
portOffset = ((Integer)properties.get(ITerminalsConnectorConstants.PROP_IP_PORT_OFFSET)).intValue();
if (portOffset < 0) portOffset = 0;
}
return host != null && port != null ? createTelnetConnector(connectorId, new String[] { host, port, timeout }, portOffset) : null;
}
/**
* Creates a terminal connector object based on the given telnet server attributes.
* <p>
* The telnet server attributes must contain at least 2 elements:
* <ul>
* <li>attributes[0] --> telnet server host name</li>
* <li>attributes[1] --> telnet port</li>
* <li>attributes[2] --> timeout (optional)</li>
* </ul>
*
* @param connectorId The terminal connector id. Must not be <code>null</code>.
* @param attributes The telnet server attributes. Must not be <code>null</code> and must have at least two elements.
* @param portOffset Offset to add to the port.
*
* @return The terminal connector object instance or <code>null</code>.
*/
protected ITerminalConnector createTelnetConnector(String connectorId, String[] attributes, int portOffset) {
Assert.isNotNull(connectorId);
Assert.isNotNull(attributes);
Assert.isTrue(attributes.length >= 2);
final String serverName = attributes[0];
final String serverPort = Integer.toString(Integer.decode(attributes[1]).intValue() + portOffset);
final String timeout = attributes.length >= 3 ? attributes[2] : null;
// Construct the terminal settings store
ISettingsStore store = new SettingsStore();
// Construct the telnet settings
TelnetSettings telnetSettings = new TelnetSettings();
telnetSettings.setHost(serverName);
telnetSettings.setNetworkPort(serverPort);
if (timeout != null) {
telnetSettings.setTimeout(timeout);
}
// And save the settings to the store
telnetSettings.save(store);
// Construct the terminal connector instance
ITerminalConnector connector = TerminalConnectorExtension.makeTerminalConnector(connectorId);
if (connector != null) {
// Apply default settings
connector.makeSettingsPage();
// And load the real settings
connector.load(store);
}
return connector;
}
}
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