/*******************************************************************************
* Copyright (c) 2000, 2012 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdi.internal.connect;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.jdi.internal.VirtualMachineManagerImpl;
import com.sun.jdi.VirtualMachine;
import com.sun.jdi.connect.AttachingConnector;
import com.sun.jdi.connect.Connector;
import com.sun.jdi.connect.IllegalConnectorArgumentsException;
import com.sun.jdi.connect.spi.Connection;
public class SocketAttachingConnectorImpl extends ConnectorImpl implements
AttachingConnector {
/** Host name to which is attached. */
private String fHostname;
/** Port to which is attached. */
private int fPort;
private int fTimeout;
/**
* Creates new SocketAttachingConnectorImpl.
*/
public SocketAttachingConnectorImpl(
VirtualMachineManagerImpl virtualMachineManager) {
super(virtualMachineManager);
// Create communication protocol specific transport.
SocketTransportImpl transport = new SocketTransportImpl();
setTransport(transport);
}
/* (non-Javadoc)
* @see com.sun.jdi.connect.Connector#defaultArguments()
*/
public Map<String, Connector.Argument> defaultArguments() {
HashMap<String, Connector.Argument> arguments = new HashMap<String, Connector.Argument>(2);
// Host name
StringArgumentImpl strArg = new StringArgumentImpl(
"hostname", ConnectMessages.SocketAttachingConnectorImpl_Machine_name_to_which_to_attach_for_VM_connections_1, ConnectMessages.SocketAttachingConnectorImpl_Host_2, false); //$NON-NLS-1$
strArg.setValue("localhost"); //$NON-NLS-1$
arguments.put(strArg.name(), strArg);
// Port
IntegerArgumentImpl intArg = new IntegerArgumentImpl(
"port", ConnectMessages.SocketAttachingConnectorImpl_Port_number_to_which_to_attach_for_VM_connections_3, ConnectMessages.SocketAttachingConnectorImpl_Port_4, true, SocketTransportImpl.MIN_PORTNR, SocketTransportImpl.MAX_PORTNR); //$NON-NLS-1$
arguments.put(intArg.name(), intArg);
// Timeout
IntegerArgumentImpl timeoutArg = new IntegerArgumentImpl(
"timeout", ConnectMessages.SocketAttachingConnectorImpl_1, ConnectMessages.SocketAttachingConnectorImpl_2, false, 0, Integer.MAX_VALUE); //$NON-NLS-1$
timeoutArg.setValue(0); // by default wait forever
arguments.put(timeoutArg.name(), timeoutArg);
return arguments;
}
/**
* @return Returns a short identifier for the connector.
*/
@Override
public String name() {
return "com.sun.jdi.SocketAttach"; //$NON-NLS-1$
}
/**
* @return Returns a human-readable description of this connector and its
* purpose.
*/
@Override
public String description() {
return ConnectMessages.SocketAttachingConnectorImpl_Attaches_by_socket_to_other_VMs_5;
}
/**
* Retrieves connection arguments.
*/
private void getConnectionArguments(Map<String,? extends Connector.Argument> connectionArgs)
throws IllegalConnectorArgumentsException {
String attribute = ""; //$NON-NLS-1$
try {
attribute = "hostname"; //$NON-NLS-1$
fHostname = ((Connector.StringArgument) connectionArgs
.get(attribute)).value();
attribute = "port"; //$NON-NLS-1$
fPort = ((Connector.IntegerArgument) connectionArgs.get(attribute))
.intValue();
attribute = "timeout"; //$NON-NLS-1$
Object object = connectionArgs.get(attribute);
if (object != null) {
Connector.IntegerArgument timeoutArg = (IntegerArgument) object;
if (timeoutArg.value() != null) {
fTimeout = timeoutArg.intValue();
}
}
} catch (ClassCastException e) {
throw new IllegalConnectorArgumentsException(
ConnectMessages.SocketAttachingConnectorImpl_Connection_argument_is_not_of_the_right_type_6,
attribute);
} catch (NullPointerException e) {
throw new IllegalConnectorArgumentsException(
ConnectMessages.SocketAttachingConnectorImpl_Necessary_connection_argument_is_null_7,
attribute);
} catch (NumberFormatException e) {
throw new IllegalConnectorArgumentsException(
ConnectMessages.SocketAttachingConnectorImpl_Connection_argument_is_not_a_number_8,
attribute);
}
}
/* (non-Javadoc)
* @see com.sun.jdi.connect.AttachingConnector#attach(java.util.Map)
*/
public VirtualMachine attach(Map<String,? extends Connector.Argument> connectionArgs) throws IOException,
IllegalConnectorArgumentsException {
getConnectionArguments(connectionArgs);
Connection connection = null;
try {
connection = ((SocketTransportImpl) fTransport).attach(fHostname,
fPort, fTimeout, 0);
} catch (IllegalArgumentException e) {
List<String> args = new ArrayList<String>();
args.add("hostname"); //$NON-NLS-1$
args.add("port"); //$NON-NLS-1$
throw new IllegalConnectorArgumentsException(e.getMessage(), args);
}
return establishedConnection(connection);
}
}